Graphics & Digital Media Quiz

A computed field is a calculation that a DBMS performs similar to the way a spreadsheet computes a formula. In a database, a field represents a specific piece of data within a record. Therefore, the correct answer is "field" because a computed field is a calculation that is performed on a specific data field within a database record.

A laptop would be the best choice for a portable system that is suitable for students and on-the-go professionals who want to create content and be productive, as well as consume content. Laptops provide the convenience of portability while offering a full-sized keyboard and a larger screen compared to tablets or smartphones. They also have more processing power and storage capacity than tablets or smartphones, making them better suited for content creation tasks such as writing documents, editing videos, or designing graphics.

Word wrap is a feature that determines how text flows from line to line in a document. It automatically moves words down to the next line as you reach the right margin. This feature ensures that the text is displayed in a neat and organized manner, without any words being cut off or extending beyond the right margin. It is particularly useful when working with documents that have a fixed width, such as in word processors or text editors.

Browsers are the most commonly used database clients because they provide a user-friendly interface for accessing and interacting with databases. They allow users to input queries, retrieve data, and perform various operations on the database. Browsers also support different database management systems and can connect to remote databases, making them versatile tools for database management. Local software and apps may also be used as database clients, but browsers have a wider reach and are more commonly utilized for this purpose.

Operating systems provide file management utilities to help users organize and manipulate their files. These utilities include features such as creating, deleting, and renaming files, as well as organizing files into directories or folders. They also provide options for copying, moving, and searching for files, as well as setting file permissions and attributes. Overall, file management utilities are essential tools that allow users to efficiently handle and control their files within an operating system.

The keyword "remove" is not a valid SQL keyword. In SQL, the keywords "delete", "create", and "select" are commonly used for manipulating and querying data in a database. However, "remove" is not recognized as a keyword in SQL syntax.

The correct answer is multiprocesing. Multiprocessing is an operating system capability that supports a division of labor among all the processing units. This means that multiple processors or cores can be utilized to execute tasks simultaneously, improving efficiency and performance. Multithreading refers to the ability of a program to execute multiple threads concurrently, while multitasking refers to the ability of an operating system to run multiple tasks or processes concurrently. Although both multithreading and multitasking can be supported by a multiprocessing system, they do not specifically address the division of labor among processing units, making them incorrect choices.

The correct answer is "operational". This is because an operational database is designed to collect, modify, and maintain data on a daily basis. It is used to support day-to-day operations and transactions of an organization. Operational databases are used for tasks such as recording sales, managing inventory, and processing customer information.

Cloning is the technique in bitmap graphics editing that employs algorithms to pull pixels from one area of an image and apply them to another area. This technique allows for the duplication of specific elements or patterns within an image, resulting in a seamless and realistic replication. It is commonly used for removing unwanted objects or blemishes, as well as for creating symmetrical compositions or filling in missing parts of an image.

A device driver is software that helps a peripheral device establish communication with its host device. It acts as a translator between the device and the operating system, allowing the device to send and receive data effectively. Without a device driver, the host device would not be able to recognize or interact with the peripheral device properly. Therefore, a device driver plays a crucial role in enabling seamless communication between the two devices.

RAM (Random Access Memory) is a temporary holding area for data and programs. It is a type of computer memory that allows data to be read from and written to by the processor. Unlike ROM (Read-Only Memory), RAM is volatile, meaning that its contents are lost when the computer is powered off or restarted. RAM is used to store data that is actively being used by the computer, providing fast and temporary storage for programs and data during the execution of tasks. Therefore, RAM is the correct answer as it fits the description of being a temporary holding area for data and programs.

The data types Real, BLOB, and Memo are all commonly used in databases to represent different types of data. However, "SELECT" is not a data type in a database. It is a keyword used in SQL (Structured Query Language) to retrieve data from a database. Therefore, "SELECT" would not be considered a database data type.

A field in a database contains the smallest unit of meaningful information. It represents a single piece of data within a record and holds specific information about a particular attribute or characteristic. For example, in a database of employee records, a field could be "employee name" or "employee ID." Fields are used to store and organize data in a structured manner, making it easier to retrieve and manipulate information when needed.

The explanation for the correct answer "NoSQL" is that in a NoSQL database, the processing logic for the query is performed on the device that holds each database shard. If necessary, the results are then consolidated by the DBMS. NoSQL databases are designed to handle large amounts of unstructured or semi-structured data and provide flexibility in terms of data models and scalability. This is in contrast to SQL databases, which are based on a relational model and use structured query language for data processing.

The given answer, "numeric," is the most suitable choice because the statement mentions that the data consists of numbers that can be used in arithmetic operations. "Numeric" refers to data that is numerical in nature and can be used for mathematical calculations. This term encompasses a wide range of numbers, including integers, decimals, and fractions, making it the appropriate option in this context.

The given answer states that "high price storage" is not a drawback of using cloud storage. This implies that cloud storage is not expensive compared to other storage options. Cloud storage often offers cost-effective solutions as it eliminates the need for physical hardware, maintenance, and upgrades. Additionally, users can choose from various pricing plans based on their storage requirements, allowing for flexibility and scalability. Hence, the absence of high prices in cloud storage makes it an advantage rather than a drawback.

A codec is the software that compresses a video stream when it is stored and decompresses the file when the video is played. Codecs are essential for reducing the file size of videos without sacrificing quality, allowing for efficient storage and transmission of video files. They use various algorithms to compress and decompress the video data, ensuring that the video can be played smoothly and accurately.

Programming languages would fall into the category of development software. Development software refers to tools and applications that are used by programmers and developers to create, debug, and maintain software programs. Programming languages provide the necessary syntax and structure for writing code and creating software applications. Therefore, it is appropriate to classify programming languages under the category of development software.

The correct answer is "drawing software" because vector graphics software is primarily used for creating drawings and illustrations. It allows users to create and manipulate shapes, lines, and curves using mathematical equations, resulting in high-quality and scalable images. While photo editing software and digital compositing can also involve manipulating images, they are not specific to vector graphics and may have different functionalities. Therefore, "drawing software" is the most appropriate term to describe vector graphics software.

ASCII requires 7 bits for each character. ASCII (American Standard Code for Information Interchange) is a character encoding standard that represents text in computers and other devices. It uses 7 bits to encode each character, allowing for a total of 128 different characters to be represented. This includes uppercase and lowercase letters, numbers, punctuation marks, and control characters. Therefore, the correct answer is 7.

Lithium-ion batteries are the most popular battery type used in today's electronic devices because they offer several advantages. They have a high energy density, meaning they can store a large amount of energy in a small and lightweight package. They also have a low self-discharge rate, which means they can hold their charge for longer periods of time when not in use. Additionally, lithium-ion batteries have a longer lifespan compared to other battery types, making them more cost-effective in the long run.

OLAP, or Online Analytical Processing, is a data analysis technique used by decision makers to quickly get answers to complex queries that encompass multiple factors such as location, revenue, time periods, and employee status. OLAP allows users to analyze large volumes of data from different dimensions and perspectives, providing a multidimensional view of the data. It supports advanced analytics, such as drill-down, slice-and-dice, and data aggregation, which help decision makers gain insights and make informed decisions. SQL, NoSQL, and TPS are not specifically designed for such complex queries and multidimensional analysis.

Open source software must include the source code which allows programmers to modify and improve the software. This means that the code is accessible to anyone who wants to view, modify, or distribute it. Unlike proprietary software, open source software encourages collaboration and community involvement, leading to continuous improvement and innovation. This openness promotes transparency, flexibility, and customization, making it a popular choice for developers and users alike.

Speech recognition enables people to control software with spoken commands, as well as dictate text into a word processing document. This technology allows the computer to understand and interpret spoken words, converting them into text or executing specific commands. It eliminates the need for manual input through keyboards or other input devices, providing a more convenient and accessible way to interact with software. Speech recognition has various applications, such as voice-controlled virtual assistants, transcription services, and accessibility tools for individuals with disabilities.

Memory is a correct answer because it is a temporary holding area in most computers where data and instructions are stored for immediate access by the CPU (Central Processing Unit). The CPU fetches data and instructions from memory, performs calculations and operations on them, and then stores the results back in memory or sends them to output devices. Memory is an essential component of a computer system and plays a crucial role in its overall performance and functionality.

A primary key is a field that contains data unique to a record. It is used to uniquely identify each record in a database table. The primary key ensures that there are no duplicate records and allows for efficient retrieval and manipulation of data. It is a crucial component in maintaining data integrity and enforcing data consistency within a database.

The SQL keyword "SELECT" is used to search for records in a database. It is used to retrieve data from one or more tables based on specified criteria. The SELECT statement allows you to specify the columns you want to retrieve, the table(s) you want to search in, and any conditions that must be met for the records to be included in the result set. By using the SELECT keyword, you can search for specific records in a database and retrieve the desired information.

The file extension ".tif" is not a vector graphic format. TIFF (Tagged Image File Format) is a raster image format, which means it is made up of a grid of pixels. Unlike vector graphics, raster images cannot be scaled without losing quality as they do not contain mathematical equations to define the shapes and lines. Vector graphics, on the other hand, are made up of mathematical equations that allow for scalability without loss of quality. Therefore, ".tif" is not a vector graphic file extension.

Digital audio can be stored in different file formats such as WMA, WAV, and MP3. These formats are commonly used for storing and playing audio files. WMA (Windows Media Audio) is a compressed audio format developed by Microsoft, WAV (Waveform Audio File Format) is an uncompressed audio format commonly used for high-quality audio, and MP3 (MPEG-1 Audio Layer 3) is a popular compressed audio format that allows for high-quality audio with smaller file sizes. Therefore, the correct answer is "all of the above" as all three formats are used for storing digital audio.

In this context, a record refers to a collection of data. The term "occurance" suggests that the record is a specific instance or occurrence of data. Therefore, a record that contains data is commonly referred to as an "occurance". The other options - type, template, and file - do not accurately describe a record that contains data.

The unique feature of OS X is the resource fork. A resource fork is a type of file system fork used by the Mac OS operating system to store structured data associated with a file, such as icons, graphics, and other resources. This feature allows for efficient storage and retrieval of these resources, making OS X distinctive from other operating systems.

All of the above tools would be found in 3D graphics software. Rendering tools are used to generate the final image by simulating the interaction of light with objects in the scene. Ray tracing tools are a specific type of rendering technique that calculates the path of light rays to create realistic lighting and reflections. Surface texture tools allow users to apply and manipulate textures on the surfaces of 3D objects, adding detail and realism to the scene. Therefore, all three tools are commonly found in 3D graphics software.

Both A and B are file management utilities. "Finder" is the file management utility used on Mac operating systems, while "File Explorer" is the file management utility used on Windows operating systems. Both utilities allow users to navigate and manage files and folders on their respective operating systems.

Vector graphics are well suited for all of the options mentioned (line art, logos, and diagrams) because they are created using mathematical equations and geometric shapes. Unlike raster images, vector graphics can be scaled up or down without losing quality, making them ideal for creating sharp and crisp visuals. Line art, logos, and diagrams often require precise and clean lines, which can be easily achieved with vector graphics. Additionally, vector graphics have smaller file sizes compared to raster images, making them more suitable for web and digital applications.

When saving a file, it is necessary to provide a valid file name that follows certain rules known as file-naming conventions. These conventions dictate the allowed characters, length limitations, and any special characters or symbols that may be prohibited in a file name. Adhering to these conventions ensures that the file name is compatible with the file system and can be easily recognized and accessed by the operating system and other software applications.

The correct answer is Integer. Integer is the database data type used for fields that contain whole numbers such as quantities, repetitions, rankings, and so on. It represents whole numbers without any decimal or fractional parts, making it suitable for storing and manipulating whole number values in a database.

A report generator is a software tool used to specify the content and format for a database report. It allows users to define the data they want to include in a report and customize its layout and design. With a report generator, users can easily create professional-looking reports from their database, saving time and effort compared to manually creating reports. It simplifies the process of generating reports by providing a user-friendly interface and various options for customization.

Magnetic and optical media, such as hard drives and CDs, are divided into circular tracks. These tracks are then further divided into pie-shaped sectors. Sectors are the smallest units of storage on a disk and are used to organize and store data. Tracks, on the other hand, are concentric circles on the disk's surface where the sectors are located. Therefore, the correct answer is "tracks, sectors."

Digital video is considered as the core technology for all of the mentioned options: digital television, videoconferencing systems, and video messaging. Digital video technology is used in digital television to transmit and display high-quality video content. It is also utilized in videoconferencing systems to enable real-time video communication between participants in different locations. Additionally, video messaging relies on digital video technology to record, send, and receive video messages. Therefore, all of the options mentioned benefit from the core technology of digital video.

All of the above options - iOS, Android, and Windows RT - are examples of operating systems used by smartphones. iOS is the operating system developed by Apple for their iPhones, while Android is the operating system developed by Google and used by various smartphone manufacturers. Windows RT is a version of the Windows operating system designed specifically for devices with ARM processors, including some smartphones. Therefore, all three options are valid examples of operating systems used by smartphones.

When evaluating storage options for digital devices, it is important to consider durability, dependability, and capacity. Durability ensures that the storage medium can withstand physical shocks and environmental factors without getting damaged. Dependability refers to the reliability and consistency of the storage option in terms of data retrieval and performance. Capacity is crucial as it determines the amount of data that can be stored. Therefore, considering all these factors is essential to ensure the suitability and effectiveness of the storage option for digital devices.

The correct answer is "all of the above" because Microsoft Office, Google Docs, and Iwork are all examples of productivity software. These software applications are designed to help users create, edit, and manage various types of documents, spreadsheets, presentations, and other digital content, thereby increasing their productivity and efficiency in completing tasks.

A database is used to collect data that will be used for spotting trends that offer insights for tactical and strategic business decisions. An analytical database is specifically designed to handle large amounts of data and perform complex queries and analysis on that data. This type of database allows businesses to extract valuable insights and make informed decisions based on the trends and patterns identified in the data.

Unicode uses sixteen bits and provides codes for 65,000 characters.

A BLOB (Binary Large Object) is a database type that allows for the storage of binary data, such as images, videos, or documents, in a single field of a database. This type of data is typically too large to be stored in a regular text field or column, so a BLOB field is used to accommodate it. BLOBs are commonly used in applications that require the storage and retrieval of binary data, such as multimedia or file-sharing systems.

Digital data refers to any type of information that is represented using discrete digits, typically in the form of 0s and 1s. This means that any form of data can be converted into digital format, including text, numbers, graphics, sound, and video. Therefore, the correct answer is "all of the above" as all of these forms can be represented using digital data.

Data independence refers to the ability of modern database tools to separate data from the programs that manipulate the data. This means that changes made to the structure or organization of the data will not affect the programs that use the data. Data independence allows for flexibility and scalability in database systems, as it allows for modifications to the database without impacting the functionality of the programs that rely on the data.

The correct answer is "all of the above" because the advantages mentioned, including display clarity, low radiation emission, and portability, are all benefits of LCD screens. LCD screens are known for their clear and sharp display, which makes them ideal for various applications. They also emit less radiation compared to other types of screens, making them safer for prolonged use. Additionally, LCD screens are lightweight and compact, making them easy to carry and suitable for use in portable devices.

Binary is the correct answer because the question states that the number system allows digital devices to represent virtually any number using 0s and 1s. Binary is a number system that uses only two digits, 0 and 1, to represent numbers. Digital devices, such as computers, use binary code to process and store information. Each digit in a binary number represents a power of 2, allowing for efficient representation of numbers in digital systems. Therefore, binary is the number system that allows digital devices to represent numbers using 0s and 1s.

Mining refers to the process of using computer algorithms to analyze data and discover previously unknown and useful information, including relationships and patterns. It involves extracting valuable insights from large datasets by applying various techniques such as statistical analysis, machine learning, and data visualization. Through mining, organizations can uncover hidden patterns, trends, and correlations in their data, allowing them to make informed decisions and gain a competitive advantage.

3-D graphics are based on vectors, which are used to describe the coordinates for lines and shapes in a three-dimensional space. These vectors form a wireframe, which is a skeletal representation of the object or scene being depicted. A wireframe consists of lines and curves that connect the different points in the 3-D space, creating the basic structure of the object or scene. Therefore, the correct answer is a wireframe.

PNG is not a type of digital video container file. It is a file format for storing static images with lossless compression. MP4, AVI, and VOB are all examples of digital video container file formats commonly used for storing video and audio data.

The correct answer is "mobile" because the given statement describes an app that is designed specifically for handheld devices like smartphones, tablets, or enhanced media. This implies that the app is intended to be used on the go, making it suitable for mobile devices.

The main activities associated with operational databases include collecting, storing, and viewing data, as well as updating and finding data. Additionally, organizing and distributing data are also important functions of operational databases. However, providing an executive dashboard for decision makers is not typically considered one of the main activities associated with operational databases.

ZIP is not a type of bitmap format. Bitmap formats are image file formats that store graphical data in the form of a grid of pixels, such as TIFF, RAW, and PNG. ZIP, on the other hand, is a file compression format used to compress and archive multiple files into a single file. It is not specifically designed to store bitmap images.

The given correct answer is "all of the above". This means that local software, browsers, and apps are not considered to be types of database clients. This is because database clients are typically software applications or programs that allow users to interact with a database, retrieve and manipulate data. Local software, browsers, and apps can be used to access and interact with databases, but they are not considered to be types of database clients themselves.

The control unit in a microprocessor is responsible for fetching instructions. It coordinates and controls the activities of all the other components in the microprocessor, including the ALU, register, and CPU. It retrieves instructions from memory and sends them to the appropriate components for execution.

The term "system unit" refers to the part of a digital device that holds the system board. The system unit is essentially the main enclosure or case of a computer, where all the internal components are housed. It includes the system board, which is also known as the motherboard or mainboard. The system board is a crucial component that connects and holds together various other components like the CPU, memory, storage devices, and expansion cards. Therefore, the system unit is the correct answer as it encompasses the entire structure that houses the system board and other essential components.

The correct answer is "setup" because it is the term commonly used to refer to the program that guides users through the installation process of software on PCs. This program helps users set up the necessary configurations and options for the software to function properly on their computer.

All of the options listed, including RAM, CPU, and Storage, are considered operating system resources. The operating system manages and allocates these resources to different processes and applications running on the computer. RAM is used for temporary data storage, the CPU is responsible for executing instructions, and storage is used for long-term data storage. Therefore, none of these options would be considered incorrect as operating system resources.

The quality of digital video is determined by various factors such as frame rate, resolution, color depth, and compression technique. However, the memory technology in the camera is not directly related to the quality of the video. The memory technology affects the storage capacity and transfer speed of the camera, but it does not impact the visual quality of the video itself.

A formula in a spreadsheet worksheet is used to instruct the microprocessors on how to utilize the content of cells in calculations. It is a set of instructions or mathematical expressions that perform calculations on the values stored in cells. By using formulas, users can perform various mathematical operations, such as addition, subtraction, multiplication, and division, as well as more complex calculations. Formulas enable the spreadsheet to automatically update and recalculate values based on changes made to the input cells, making it a powerful tool for data analysis and manipulation.

The given answer states that "spaces are not allowed" is not a file-naming convention. File-naming conventions refer to the rules and guidelines for naming files in a particular system or platform. In most systems, spaces are allowed in file names, so this statement contradicts the general file-naming convention.

Digital audio refers to the representation of music, speech, and other sounds in binary format for use in digital devices. It involves converting analog sound waves into digital data, which can be stored, manipulated, and reproduced by digital systems. MIDI, speech recognition, and speech synthesis are all related to sound processing, but they do not specifically involve the conversion of sound into binary format. Therefore, the correct answer is digital audio.

A browser would be considered essential software for both laptop computers and a tablet computer because it allows users to access and navigate the internet. Whether on a laptop or tablet, users need a browser to search the web, visit websites, and perform online activities such as email, social media, and online shopping. A browser is a fundamental tool for accessing and consuming online content, making it an essential software for both types of devices.

A field validation rule is a specification that the database designer sets up to filter data entered into a particular field. It ensures that only valid and acceptable data is entered into the field, based on predefined criteria or conditions. This helps maintain data integrity and accuracy within the database by preventing the entry of incorrect or inappropriate data.

RAM (Random Access Memory) is not an example of an expansion port. Expansion ports are used to connect additional devices or components to a computer, such as Thunderbolt, USB 3.0, and HDMI. RAM, on the other hand, is a type of computer memory that is used for temporary storage of data that is actively being processed by the computer's CPU. It is not a port or a means of connecting external devices.

The main circuits on the system board that carry data are called the data bus. The data bus is responsible for transferring data between the CPU, memory, and other peripheral devices. It acts as a communication pathway, allowing the CPU to send and receive data to and from different components of the computer system. The data bus is crucial for the overall performance and efficiency of the computer, as it determines the speed at which data can be transferred.

The correct answer is "all of the above" because the terms "system board," "motherboard," and "main board" are all used interchangeably to refer to the circuit board on which the electronic components of most digital devices are mounted.

OS X is the correct answer because it is the operating system specifically designed and developed by Apple Inc. for Macintosh desktop and laptop computers. It provides a user-friendly interface and a seamless integration with Apple's hardware, offering a stable and secure platform for Mac users.

An instruction set is a collection of instructions that provide a set of actions that the circuitry in a microprocessor can perform. It is a set of commands that the microprocessor understands and can execute. These instructions define the operations that the microprocessor can carry out, such as arithmetic, logical, and data transfer operations. The instruction set serves as a guide for the microprocessor, allowing it to execute various tasks and perform calculations based on the given instructions.

The given options do not include a process for installing software on a PC. Scanning the hard drive for registry errors and defragmenting the hard drive are maintenance tasks that optimize the performance of the PC, while adding a device to the network is a networking task. Therefore, none of the above options are related to the process of installing software on a PC.

DBMS stands for Database Management System, which is a software that allows users to create, manipulate, and manage databases. It provides a structured and organized approach to store, retrieve, and modify data. DBMS ensures data integrity, security, and consistency by implementing various data management techniques. It allows users to define the structure of the database, create tables, establish relationships between tables, and perform queries to retrieve and manipulate data. Therefore, DBMS is the correct answer as it specifically refers to software that manages data stored in a database.

The correct answer is "scale up, scale out". In a scale-up solution, resources are added to a single device to increase its capacity and performance. This is typically done by upgrading the hardware components of the device, such as increasing the RAM or adding more powerful processors. On the other hand, in a scale-out solution, more devices are added to a system to handle increased workload and distribute the data across multiple devices. This approach allows for better scalability and fault tolerance as the workload can be distributed among multiple devices.

An ERD (Entity-Relationship Diagram) is a graphical representation that depicts the relationship between different record types in a database. It shows how entities (such as tables or objects) are related to each other through their attributes and associations. By using symbols and lines, an ERD provides a visual representation of the database structure, making it easier to understand and analyze the relationships between record types. Therefore, an ERD is the appropriate tool for graphically depicting the relationship between record types.