3d054 CDC Vol 2

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  • 1/92 Questions

    What function in the software lifecycle development is recognized by more advanced software producing organizations?

    • Lifecycle methodologies
    • Software quality assurance
    • Software quality attributes
    • Software quality verification and validation
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About This Quiz

The 3D054 CDC Vol 2 quiz assesses knowledge on software lifecycle methodology, quality assurance, and key software attributes like usability and portability. It's designed for individuals in the Air Force, enhancing skills in software management and development.

3d054 CDC Vol 2 - Quiz

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  • 2. 

    Which Visual basic window is used to control an objects characteristics?

    • Forms

    • Controls

    • Properties

    • Project explorer

    Correct Answer
    A. Properties
    Explanation
    The Properties window in Visual Basic is used to control an object's characteristics. This window allows the user to view and modify various properties of an object, such as its size, color, font, and behavior. By selecting an object and accessing its properties in the Properties window, the user can customize the appearance and functionality of the object according to their requirements.

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  • 3. 

    Which Visual Basic component tests for a specific condition and provides logical choices that are determined by the value of a selector?

    • Statement

    • If Statement

    • Rem Statement

    • Select case statement

    Correct Answer
    A. Select case statement
    Explanation
    The Select Case statement in Visual Basic is used to test for a specific condition and provide logical choices based on the value of a selector. It allows the program to evaluate different cases and execute different blocks of code depending on the value of the selector. This statement is commonly used when there are multiple possible conditions to be checked and different actions need to be taken based on those conditions.

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  • 4. 

    What are the four general purpose registers in the Central processing Unit(CPU)?

    • AX, BX, CX, and DX

    • DS, ES, CS, and SS

    • SI, DI, BP, and SP

    • IP, BP, RP, and SP

    Correct Answer
    A. AX, BX, CX, and DX
    Explanation
    The four general purpose registers in the Central processing Unit (CPU) are AX, BX, CX, and DX. These registers are used for storing data and performing arithmetic and logical operations within the CPU. Each register has a specific purpose, such as AX for arithmetic operations, BX for storing memory addresses, CX for loop control, and DX for input/output operations. These registers play a crucial role in the execution of instructions and data manipulation in the CPU.

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  • 5. 

    The ability to learn, operate, prepare input, and interpret output is the definition of which software quality attribute?

    • Usability

    • Portability

    • Reusability

    • Interoperability

    Correct Answer
    A. Usability
    Explanation
    Usability refers to the ease of use and understandability of software. It encompasses the ability to learn how to use the software, operate it efficiently, prepare input for it, and interpret the output it provides. This attribute focuses on making the software user-friendly and accessible to a wide range of users, ensuring that they can easily interact with the software and achieve their desired tasks without confusion or frustration.

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  • 6. 

    The effort required to transfer a program from one hardware configuration to another is the definition of which software quality attribute?

    • Usability

    • Portability

    • Reusability

    • Interoperability

    Correct Answer
    A. Portability
    Explanation
    Portability is the software quality attribute that refers to the ease with which a program can be transferred from one hardware configuration to another. This means that the effort required to move a program from one system to another is minimized, allowing for greater flexibility and adaptability. Portability is important in ensuring that software can be used on different platforms and devices without significant modifications or rework.

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  • 7. 

    Having only one way to interpret the metric describes which attribute?

    • Timely

    • Unambiguously defined

    • Drives appropriate action

    • Data is economical to collect

    Correct Answer
    A. Unambiguously defined
    Explanation
    The correct answer is "Unambiguously defined." Having only one way to interpret the metric means that it is clearly and precisely defined, leaving no room for confusion or multiple interpretations. This attribute is important as it ensures that everyone involved understands the metric in the same way, leading to more accurate and reliable data analysis.

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  • 8. 

    Which metric attribute specifies that data needs to be collected on a schedule?

    • Timely

    • Unambiguously defined

    • Drives appropriate action

    • Data is economical to collect

    Correct Answer
    A. Timely
    Explanation
    The metric attribute "Timely" specifies that data needs to be collected on a schedule. This means that the data should be collected at specific intervals or at specific times to ensure that it is up to date and relevant. Collecting data in a timely manner allows for accurate analysis and decision-making based on current information.

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  • 9. 

    Which question would a quality metric ask?

    • How accurate is the navigation algorithm?

    • How much did the first modules cost?

    • How long did it take to fix the errors?

    • How good is the product?

    Correct Answer
    A. How good is the product?
    Explanation
    A quality metric would ask "How good is the product?" because a quality metric is used to measure the overall quality and performance of a product. It evaluates various aspects such as functionality, reliability, usability, and effectiveness. By asking how good the product is, the quality metric aims to assess its overall quality and determine if it meets the desired standards and requirements.

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  • 10. 

    When conducting a system study, which statement best describes something you look for?

    • Where and how current system fails to meet the present objective

    • The amount of time it takes to manually perform the process

    • The amount of redundant processes that are performed

    • The total amount of processes to perform

    Correct Answer
    A. Where and how current system fails to meet the present objective
    Explanation
    During a system study, the focus is on evaluating the current system and identifying its shortcomings in meeting the present objective. This involves analyzing where and how the current system fails to meet the desired goals and objectives. By understanding the areas of weakness or inefficiency, improvements can be made to enhance the system's performance and align it with the present objectives. The other options provided in the question, such as the time taken to perform the process, the amount of redundant processes, or the total number of processes, may be relevant but do not directly address the main purpose of identifying the current system's failures.

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  • 11. 

    Which purpose is not a function of software configuration management?

    • To identify the functional and physical characteristics of selected system components

    • To record/report change processing and implementation status

    • To solicit bids for contracts under configuration control

    • To control changes to those characteristics

    Correct Answer
    A. To solicit bids for contracts under configuration control
    Explanation
    The purpose of software configuration management is to identify the functional and physical characteristics of selected system components, record/report change processing and implementation status, and control changes to those characteristics. Soliciting bids for contracts under configuration control is not a function of software configuration management.

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  • 12. 

    Which configuration management goal is based on "Time is Money"

    • Apply configuration management to the software lifecycle

    • Perform functional and physical configuration audits

    • Maximize productivity by minimizing mistakes

    • Avoid multiple copies

    Correct Answer
    A. Maximize productivity by minimizing mistakes
    Explanation
    The goal of maximizing productivity by minimizing mistakes in configuration management is based on the principle that time is money. By reducing errors and ensuring that the software development process runs smoothly, productivity can be increased, leading to cost savings and efficient use of resources. This goal emphasizes the importance of error prevention and quality control in order to optimize productivity and ultimately save time and money.

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  • 13. 

    Which statement is not considered useful for a standards-based software infrastructure?

    • Must be controlled

    • Includes provisions for change

    • Must be maintained throughout the lifecycle

    • Must provide for enhancements at predetermined phases in the lifeccycle

    Correct Answer
    A. Must provide for enhancements at predetermined phases in the lifeccycle
    Explanation
    This statement is not considered useful for a standards-based software infrastructure because it implies that enhancements can only be made at predetermined phases in the lifecycle. In a standards-based software infrastructure, it is important to have flexibility and the ability to make enhancements and improvements as needed, rather than being restricted to predetermined phases.

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  • 14. 

    Which is not one of the advantages of implementing an open system?

    • Reduce system costs

    • Reduce acquisition costs

    • Improve information sharing

    • Reduce the need for standards

    Correct Answer
    A. Reduce the need for standards
    Explanation
    Implementing an open system does not reduce the need for standards. In fact, open systems often require more standards to ensure interoperability and compatibility between different components and technologies. The advantages of implementing an open system include reducing system costs, reducing acquisition costs, and improving information sharing.

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  • 15. 

    Which Visual basic variable type is used to assign values to variables?

    • Let Statement

    • Dim Statement

    • Logical Operators

    • Comparison operators

    Correct Answer
    A. Let Statement
    Explanation
    The Let Statement in Visual Basic is used to assign values to variables. It is a programming statement that allows you to assign a value to a variable by using the syntax "Let variable = value". This statement is commonly used when performing calculations or assigning values to variables in Visual Basic programs. It is an important aspect of variable manipulation in the language.

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  • 16. 

    Which Visual Basic components are complete units of code that use expressions to describe an action, make a declaration, or identify an object?

    • Statement

    • If Statement

    • Rem Statement

    • Select case Statement

    Correct Answer
    A. Statement
    Explanation
    The correct answer is "Statement" because in Visual Basic, a statement is a complete unit of code that performs an action, makes a declaration, or identifies an object. It is used to control the flow of execution and perform various operations within a program. Examples of statements in Visual Basic include If statements, Rem statements, and Select Case statements.

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  • 17. 

    What is a key concept that can help you save significant amounts of time and money in future programming projects?

    • Calls

    • Reuse

    • Methods

    • Different Programming languages

    Correct Answer
    A. Reuse
    Explanation
    The key concept that can help you save significant amounts of time and money in future programming projects is "reuse". Reusing code means using existing code or components instead of writing new code from scratch. This can be done by creating functions, classes, or libraries that can be easily reused in different projects. By reusing code, developers can save time by not having to write the same code again and again, and also save money by not having to pay for additional development time. Reusing code also improves code quality and maintainability, as bugs and issues can be fixed in one place and automatically reflected in all projects that use the code.

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  • 18. 

    In Visual Basic, it is impossible to

    • Divide by zero

    • Use the F5 key

    • Create an overflow error

    • Create an executable version

    Correct Answer
    A. Divide by zero
    Explanation
    In Visual Basic, it is impossible to divide by zero because dividing any number by zero is mathematically undefined and results in an error. Attempting to divide by zero will cause the program to throw an exception and terminate.

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  • 19. 

    In situations where the possibility of a Visual basic run-time error cannot be eliminated, develop

    • New code

    • A new menu item

    • An executable version

    • Effective exception handlers

    Correct Answer
    A. Effective exception handlers
    Explanation
    Effective exception handlers are necessary in situations where the possibility of a Visual Basic run-time error cannot be eliminated. Exception handlers allow for the graceful handling of errors, preventing the application from crashing and providing a way to handle unexpected situations. By implementing effective exception handlers, developers can catch and handle errors, ensuring that the application continues to run smoothly and providing a better user experience.

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  • 20. 

    When developing exception handlers and using multiple catch blocks, which one should be put first?

    • Any of them

    • The least specific

    • The most specific

    • The most general ones

    Correct Answer
    A. The most specific
    Explanation
    When developing exception handlers and using multiple catch blocks, it is recommended to put the most specific catch block first. This is because the catch blocks are evaluated from top to bottom, and if a more specific catch block is placed after a more general one, it will never be reached. By placing the most specific catch block first, we ensure that the program can handle the specific exception before moving on to more general ones.

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  • 21. 

    Why do programmers prefer using Assembly language over machine language?

    • More powerful

    • Much easier to write

    • Access to more features

    • It is a lower level language

    Correct Answer
    A. Much easier to write
    Explanation
    Programmers prefer using Assembly language over machine language because it is much easier to write. Assembly language uses mnemonic codes and symbols that are easier for humans to understand and remember, compared to the binary codes used in machine language. Assembly language also provides more readable and structured syntax, making it easier to write and debug programs. Additionally, Assembly language allows programmers to directly access and utilize the features and capabilities of the underlying hardware, providing more control and flexibility in programming.

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  • 22. 

    What are the two types of assembly language statements?

    • Comments and labels

    • Simple and compound

    • Operation and operand

    • Executable and directive

    Correct Answer
    A. Executable and directive
    Explanation
    Assembly language statements can be categorized into two types: executable and directive. Executable statements contain instructions that are executed by the computer's processor, such as arithmetic operations or data manipulations. On the other hand, directive statements provide instructions to the assembler itself, guiding it on how to assemble the program. Directives are used for tasks like defining variables, allocating memory, or including external libraries. The distinction between executable and directive statements is crucial in assembly language programming as it helps organize and control the flow of the program.

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  • 23. 

    Assembler executable operations are those that produce machine code. What are interpreted Assembler operations that do not generate machine code called?

    • Labels

    • Operands

    • Directives

    • Comments

    Correct Answer
    A. Directives
    Explanation
    Interpreted Assembler operations that do not generate machine code are called directives. Directives are instructions in assembly language that provide guidance to the assembler on how to process the code, but they do not directly produce machine code. Directives are used for tasks such as defining constants, reserving memory space, including external files, and controlling the assembly process. They help in organizing and controlling the assembly process rather than generating machine code instructions.

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  • 24. 

    When entering your Assembly program into the computer, consistency enhances program

    • Modularity

    • Readability

    • Changeability

    • Maintainability

    Correct Answer
    A. Readability
    Explanation
    Consistency enhances program readability because it ensures that the code follows a uniform style and structure. This makes it easier for programmers to understand and interpret the code, as they can quickly identify patterns and conventions. Additionally, consistent code is less prone to errors and bugs, as it is easier to spot inconsistencies and inconsistencies can lead to confusion and misunderstanding. Overall, program readability is crucial for collaboration, maintenance, and future modifications, as it allows programmers to easily comprehend and work with the code.

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  • 25. 

    What is the term used to identify how data is stored on the stack?

    • First in, First Out (FIFO)

    • First In Last Out (FILO)

    • Last in, First in (LIFO)

    • Last in Last Out (LILO)

    Correct Answer
    A. First In Last Out (FILO)
    Explanation
    The term used to identify how data is stored on the stack is "First In Last Out" (FILO). This means that the first item to be inserted into the stack will be the last one to be removed. It follows a last-in-first-out order of operations, where the most recently added item is always at the top of the stack and the oldest item is at the bottom. This concept is commonly used in computer programming and data structures, where the stack is a fundamental data storage mechanism.

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  • 26. 

    What assumes the use of public key cryptography?

    • Public key Infrastructure(PKI)

    • Data

    • Users

    • Components

    Correct Answer
    A. Public key Infrastructure(PKI)
    Explanation
    Public Key Infrastructure (PKI) assumes the use of public key cryptography. PKI is a system that manages the creation, distribution, and revocation of digital certificates, which are used to verify the authenticity and integrity of data. Public key cryptography is a key component of PKI, as it allows for secure communication between parties by using a pair of keys - a public key for encryption and a private key for decryption. PKI relies on the use of public key cryptography to ensure the confidentiality, integrity, and authenticity of data and users in a network.

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  • 27. 

    What is a commonly used protocol for managing the security of a message transmission on the Internet?

    • Secure Socket layer (SSL)

    • Common Access Card (CAC)

    • Properties

    • Authentication

    Correct Answer
    A. Secure Socket layer (SSL)
    Explanation
    SSL (Secure Socket Layer) is a commonly used protocol for managing the security of a message transmission on the Internet. It provides a secure and encrypted connection between a client and a server, ensuring that the data transmitted between them remains confidential and cannot be intercepted or tampered with by unauthorized parties. SSL also verifies the identity of the server, ensuring that the client is communicating with the intended recipient. This protocol is widely used in online transactions, email communication, and other forms of data transmission where security is crucial.

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  • 28. 

    When applying software quality assurance practices, in which phase do you verify that the implemented system achieves the goals specified during the design phase?

    • Design

    • Coding

    • Testing

    • Standards

    Correct Answer
    A. Testing
    Explanation
    In the testing phase of software quality assurance practices, the implemented system is verified to ensure that it achieves the goals specified during the design phase. This phase involves executing various tests to identify any defects or issues in the system and to validate that it meets the desired requirements. By conducting thorough testing, the quality and functionality of the software can be assessed, ensuring that it aligns with the initial design goals.

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  • 29. 

    Which quality assurance software engineering principle recommends modeling or prototyping?

    • Analyzing requirements, including constraints

    • Use capable software processes

    • Follow a disciplined process

    • Explore alternative concepts

    Correct Answer
    A. Explore alternative concepts
    Explanation
    The quality assurance software engineering principle of "Explore alternative concepts" recommends modeling or prototyping as a way to explore different ideas and concepts. By creating models or prototypes, software engineers can test and evaluate different approaches to find the most efficient and effective solution. This principle helps in identifying potential issues and refining the requirements before moving forward with the development process.

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  • 30. 

    Which capability maturity model level is defined as repeatable?

    • Level 1

    • Level 2

    • Level 3

    • Level 4

    Correct Answer
    A. Level 2
    Explanation
    Level 2 is defined as repeatable in the capability maturity model. This level indicates that the organization has established basic project management processes that are consistent and repeatable. It means that the processes are documented and followed consistently across projects, ensuring a level of predictability and control. At this level, the organization has achieved a higher level of maturity compared to Level 1, where processes are ad hoc and unpredictable. However, Level 2 is still considered a relatively low level of maturity, as it does not yet focus on process optimization and continuous improvement, which are addressed in higher levels of the model.

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  • 31. 

    Which function best provides early indications of potential software development problems?

    • Software metrics

    • Software Aquisition

    • Software quality assurance

    • Configuration management

    Correct Answer
    A. Software metrics
    Explanation
    Software metrics provide early indications of potential software development problems by quantitatively measuring various aspects of the software development process. These metrics can include code complexity, code coverage, defect density, and other relevant factors. By analyzing these metrics, developers and project managers can identify potential issues and take corrective actions before they escalate into major problems. This helps in improving the overall quality of the software and ensuring that it meets the desired standards and requirements.

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  • 32. 

    Which quality metric is enhanced with simplified design, simpler data structures, and comments?

    • Portability

    • Reliability

    • Verifiability

    • Maintainability

    Correct Answer
    A. Maintainability
    Explanation
    Maintainability is enhanced with simplified design, simpler data structures, and comments because these practices make the code easier to understand, modify, and debug. Simplified design reduces complexity and makes it easier to identify and fix issues. Simpler data structures improve readability and make it easier to maintain and update the code. Comments provide additional explanations and documentation, making it easier for future developers to understand the code and make changes if needed. Overall, these practices contribute to the maintainability of the codebase.

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  • 33. 

    During document flow analysis, what can you use to show particular items in a system that personal interviews cannot achieve?

    • Evaluating user requirements

    • Graphical representation

    • System Studies

    • Flow charts

    Correct Answer
    A. Graphical representation
    Explanation
    Graphical representation can be used during document flow analysis to show particular items in a system that personal interviews cannot achieve. Graphical representation, such as flow charts, can visually depict the flow of documents and information within a system, making it easier to understand and analyze. This visual representation can provide a clear and concise overview of the document flow, highlighting any bottlenecks, inefficiencies, or areas for improvement. Personal interviews may not be able to achieve this level of clarity and understanding, as they rely on verbal communication and may not capture the full complexity of the document flow.

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  • 34. 

    What can programmers do to prevent wasting time looking for the right version of a program?

    • Apply configuration management to the software life cycle

    • Perform functional and physical configuration audits

    • Maximize productivity by minimizing mistakes

    • Avoid multiple copies

    Correct Answer
    A. Avoid multiple copies
    Explanation
    Programmers can prevent wasting time looking for the right version of a program by avoiding multiple copies. This means that they should ensure that there is only one version of the program available, rather than having multiple copies stored in different locations. By doing so, programmers can easily locate and access the correct version of the program, saving time and avoiding confusion.

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  • 35. 

    What still needs to be the Air Force's major goal to improve flexibility over the life of the system and comply with standards?

    • Engineering

    • Open Architecture

    • Decrease Flexibility

    • Sacrifice a working system

    Correct Answer
    A. Open Architecture
    Explanation
    Open Architecture needs to be the Air Force's major goal to improve flexibility over the life of the system and comply with standards. Open Architecture refers to a system design that allows for interoperability, modularity, and the ability to easily integrate new technologies. By adopting an open architecture approach, the Air Force can ensure that its systems can adapt and evolve over time, keeping up with changing requirements and advancements in technology. This will also enable the Air Force to comply with industry standards and facilitate collaboration with other organizations.

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  • 36. 

    The focus of the tri-service open systems architecture is to 

    • Plot out the different standards each service would adopt

    • Critique the warfare and warfare support systems technical reference model

    • Instruct the different services on the various open systems standards presently in place

    • Adopt a paradigm for the development of all warfare and warfare support systems among the services

    Correct Answer
    A. Adopt a paradigm for the development of all warfare and warfare support systems among the services
    Explanation
    The focus of the tri-service open systems architecture is to adopt a paradigm for the development of all warfare and warfare support systems among the services. This means that the architecture aims to establish a common framework or approach for designing and building these systems, ensuring interoperability and compatibility across the different services. By adopting a unified paradigm, the services can work together more effectively and efficiently in developing and implementing their warfare and warfare support systems.

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  • 37. 

    What impact does open systems architecture have on a re-engineering effort, if any?

    • No impact

    • It will be easier, but more expensive

    • It will be cheaper, as will hardware maintenance and support

    • It will be cheaper, at the expense of hardware maintenance and support

    Correct Answer
    A. It will be cheaper, as will hardware maintenance and support
    Explanation
    Open systems architecture refers to a design approach that allows for interoperability and compatibility between different systems and components. In the context of a re-engineering effort, implementing open systems architecture can have a positive impact on cost reduction. By adopting open standards and protocols, organizations can avoid vendor lock-in and have the flexibility to choose from a wider range of hardware and software options. This increased competition can lead to lower prices for both hardware and ongoing maintenance and support. Therefore, the correct answer is that it will be cheaper, as will hardware maintenance and support.

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  • 38. 

    What Open system standard does the Air Force specify for user interfaces?

    • POSIX

    • GOSIP

    • SQL

    • X-Windows

    Correct Answer
    A. X-Windows
    Explanation
    The Air Force specifies X-Windows as the open system standard for user interfaces. X-Windows is a widely used standard for graphical user interfaces in Unix-like operating systems. It provides a framework for creating and managing windows, menus, and other graphical elements. By specifying X-Windows, the Air Force ensures compatibility and interoperability among different systems and software applications used within their organization.

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  • 39. 

    What consists of Visual Basic menu bars, toolbars, and form windows?

    • User Interface

    • Graphical user Interface

    • Integrated drive electronics

    • Integrated development environment

    Correct Answer
    A. Graphical user Interface
    Explanation
    The correct answer is Graphical user Interface. This is because the question is asking about what consists of Visual Basic menu bars, toolbars, and form windows, which are all components of a graphical user interface (GUI). The GUI allows users to interact with the software through visual elements such as menus, buttons, and windows, making it easier to navigate and use the program.

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  • 40. 

    What is also referred to as the subscript of a Visual Basic array?

    • Index

    • Element

    • Data Type

    • Data Element

    Correct Answer
    A. Index
    Explanation
    The subscript of a Visual Basic array is also referred to as the index. The index represents the position of an element within the array. It is used to access and manipulate specific elements in the array by indicating their position.

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  • 41. 

    Which Visual Basic component tests for a specific condition, range of conditions, or lack of certain conditions based on a truth value?

    • Statement

    • If Statement

    • Rem Statement

    • Select Case Statement

    Correct Answer
    A. If Statement
    Explanation
    The if statement in Visual Basic is used to test for a specific condition or a range of conditions based on a truth value. It allows the program to execute a block of code if the condition is true, and optionally execute a different block of code if the condition is false. This statement is commonly used for decision-making and controlling the flow of the program based on certain conditions.

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  • 42. 

    Which Reference can only be used inside a Do/Loop Statement?

    • Exit Do

    • Exit For

    • Exit Sub

    • Exit Function

    Correct Answer
    A. Exit Do
    Explanation
    The reference "Exit Do" can only be used inside a Do/Loop statement. This statement allows the program to exit the loop prematurely and continue with the next line of code after the loop. It is specifically designed to terminate the current iteration of the loop and jump to the statement immediately following the loop. Therefore, "Exit Do" is the correct answer as it is the only reference that is applicable within a Do/Loop statement.

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  • 43. 

    What Visual basic statement allows you to build class objects and implement features?

    • Search

    • Properties

    • Implement

    • Component

    Correct Answer
    A. Implement
    Explanation
    The Visual Basic statement "Implement" allows you to build class objects and implement features. This statement is used to define the implementation of interfaces in a class. By using the "Implement" statement, you can specify the methods, properties, and events that are required by the interface and provide the necessary implementation for them in the class. This allows you to create class objects that can fully utilize the features provided by the interface.

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  • 44. 

    The progress form will normally raise how many events?

    • 1

    • 2

    • 3

    • 4

    Correct Answer
    A. 2
    Explanation
    The progress form will normally raise two events.

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  • 45. 

    Which segment register in the microprocessor holds the address of the first byte of memory?

    • Extra Segment (ES)

    • Code Segment (CS)

    • Stack Segment (SS)

    • Data Segment (DS)

    Correct Answer
    A. Code Segment (CS)
    Explanation
    The Code Segment (CS) register in the microprocessor holds the address of the first byte of memory. This segment register is responsible for pointing to the memory location where the program instructions are stored. The CS register is used during the execution of the program to fetch the next instruction from memory. It is an essential register for the microprocessor to properly execute the program's code.

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  • 46. 

    Regarding stack management and programming, how many bytes of data are PUSHed onto the stack at a time?

    • 0

    • 1

    • 2

    • 4

    Correct Answer
    A. 2
    Explanation
    In stack management and programming, 2 bytes of data are PUSHed onto the stack at a time. The PUSH operation is used to add data onto the stack, and it typically pushes the data in the size of the data type being stored. In this case, it is specified that 2 bytes of data are pushed onto the stack at a time.

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  • 47. 

    What function of interrupt is 10h is the routine that reads the attribute and character from the current position of the cursor

    • 02

    • 08

    • 09

    • 10

    Correct Answer
    A. 08
    Explanation
    The correct answer is 08. In the given question, the function of interrupt 10h is mentioned, which is responsible for various video services in DOS. The specific function 08h is used to read the attribute and character from the current position of the cursor. This means that when this interrupt is called, it will retrieve the attribute (color) and character (ASCII value) of the character currently at the cursor position on the screen.

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  • 48. 

    What graphical file format is considered as a de facto standard form of image on the Internet

    • Graphics Interchange Format (GIF)

    • Portable Network Graphics (PNG)

    • Tag Image File Format (TIFF)

    • Joint Photographic Experts Group (JPEG)

    Correct Answer
    A. Graphics Interchange Format (GIF)
    Explanation
    The Graphics Interchange Format (GIF) is considered a de facto standard form of image on the Internet. GIF files use a lossless compression algorithm, allowing for high-quality images with small file sizes. They also support animation and transparent backgrounds, making them popular for web graphics and memes. While other file formats like PNG, TIFF, and JPEG are also widely used, GIF has gained popularity due to its compatibility and versatility on various platforms and browsers.

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  • 49. 

    Which software security practice ensures that once the individual is identified, they are restricted from accessing any service or information not required for that particular users official duties?

    • Identification

    • Access Control

    • Authentication

    • Information System

    Correct Answer
    A. Authentication
    Explanation
    Authentication is the software security practice that ensures that once the individual is identified, they are restricted from accessing any service or information not required for their official duties. Authentication verifies the identity of the user and grants access to the necessary resources based on their authorized privileges. It helps prevent unauthorized access and protects sensitive information by ensuring that only authorized individuals can access specific services and data.

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  • Current Version
  • Apr 30, 2024
    Quiz Edited by
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  • Mar 02, 2017
    Quiz Created by
    Zgoyer

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