1.
Is a special character such as space comm, or slash that is used to separate items in a list or sequence.
Correct Answer
B. Delimeter
Explanation
A delimiter is a special character that is used to separate items in a list or sequence. It helps to identify the boundaries between different elements within the list or sequence. In this context, a delimiter is used to separate items in a list or sequence, such as separating values in a CSV file or separating parameters in a function call. Therefore, the correct answer is "Delimiter".
2.
A collection of related information that is treated as a basic unit of storage.
Correct Answer
C. Disk file
Explanation
A disk file refers to a collection of related information that is treated as a basic unit of storage. It is a term commonly used in computer systems to represent a file that is stored on a disk or other storage media. Disk files can contain various types of data, such as text, images, or program instructions, and are organized and accessed by the operating system. They provide a means for storing and retrieving data in a structured and organized manner.
3.
Is specified by the drive letter appearing in the normal dos prompt.
Correct Answer
C. Default drive
Explanation
The default drive refers to the drive letter that appears in the normal DOS prompt. In DOS, each drive is assigned a letter (e.g., C: for the main hard drive). When a file is accessed or a command is executed, the default drive is used unless a different drive is specified. Therefore, the default drive is the one that is automatically selected unless otherwise specified.
4.
The process of starting a computer?
Correct Answer
A. Boot process
Explanation
The boot process refers to the sequence of events that occur when a computer is turned on or restarted. It involves the computer's firmware (BIOS or UEFI) initializing the hardware components, performing a power-on self-test (POST), and then loading the operating system into memory. This process is essential for the computer to become operational and ready for use. "Boot process" is the correct answer as it accurately describes the procedure of starting a computer.
5.
Use to denote a sequence of character that completely identifies a file and where to find it
Correct Answer
A. File specification
Explanation
A file specification is a sequence of characters that completely identifies a file and its location. It includes the file name, the directory or folder path, and any necessary file extensions. This specification is used to uniquely identify and locate a specific file within a file system.
6.
Control the activities with in a computer system
Correct Answer
B. Operating system
Explanation
The correct answer is "Operating system" because an operating system is responsible for controlling and managing the activities within a computer system. It acts as an intermediary between the hardware and the user, providing a platform for running application software and managing system resources such as memory, storage, and processing power. Without an operating system, the computer would not be able to function properly and efficiently.
7.
3 General Categories of computer system (Check all the appropriate answers)
Correct Answer(s)
B. Application software
C. System software
D. General purpose software
Explanation
The correct answer is Application software, System software, General purpose software. These three categories encompass the different types of software that can be found in a computer system. Application software refers to programs that are designed for specific tasks or applications, such as word processors or web browsers. System software includes the operating system and other software that manages and controls the computer hardware. General purpose software refers to software that can be used for a variety of tasks, such as productivity suites or multimedia software.
8.
2 Elements of programming Languages
Correct Answer(s)
A. Syntax
B. Semantics
Explanation
The answer is Syntax and Semantics because these are two fundamental elements of programming languages. Syntax refers to the rules and structure of the language, including the correct arrangement of symbols, keywords, and punctuation. Semantics, on the other hand, deals with the meaning and interpretation of the code, ensuring that it behaves as intended. Both Syntax and Semantics are crucial for writing and understanding programming languages effectively.
9.
What is high-level languages?
10.
What is ALU?
11.
What is DBMS?
12.
Display are measured in?
Correct Answer(s)
Resolutions
Refresh Rate
resolutions
refresh rate
Explanation
Display screens are measured in terms of their resolutions and refresh rates. Resolutions refer to the number of pixels on the screen, determining the clarity and detail of the displayed content. Refresh rate, on the other hand, refers to the number of times the screen refreshes per second, affecting the smoothness of motion on the screen. Both resolutions and refresh rates are important factors to consider when choosing a display.
13.
Which of this list are not possible troubles in video display?
Correct Answer(s)
D. System failure
F. Eye constrain
Explanation
System failure and eye strain are not possible troubles in video display. System failure refers to a malfunction or breakdown of the entire system, which may affect the video display but is not specific to it. Eye strain, on the other hand, is a discomfort or fatigue in the eyes caused by prolonged use of screens, but it is not a technical issue with the video display itself.
14.
An input device used to input data electronically
Correct Answer
A. True
Explanation
An input device is a hardware component that allows users to enter data into a computer or electronic device. It can be a keyboard, mouse, scanner, microphone, or any other device that enables the transmission of data or commands to the computer. Since the statement says that the input device is used to input data electronically, it is true.
15.
Which of the following are not form factor in input device
Correct Answer
B. Ligth
Explanation
The term "form factor" refers to the physical size, shape, and design of a device. In this context, "ligth" is not a recognized form factor for an input device. The other options listed, such as foldable, ergonomic, virtual, wireless, and on-screen, are all valid form factors that describe different types of input devices.
16.
A mouse functions as a pointing device by detecting two dimensional motion relative to its supporting surface.
Correct Answer
A. True
Explanation
A mouse is designed to function as a pointing device, which means it is able to detect and track two-dimensional motion on a surface. This allows the user to move the cursor on a computer screen by simply moving the mouse on the desk or mousepad. Therefore, the statement that a mouse functions as a pointing device by detecting two-dimensional motion relative to its supporting surface is true.
17.
An optical disk drive is a disk drive that uses light waves in the process of reading and writing data.
Correct Answer
A. True
Explanation
An optical disk drive is a type of disk drive that utilizes light waves to read and write data. This technology is commonly used in devices such as CD-ROMs, DVDs, and Blu-ray drives. The light waves are used to detect and interpret the patterns of pits and lands on the surface of the optical disk, which represent the binary data. Therefore, the statement "An optical disk drive is a disk drive that uses light waves in the process of reading and writing data" is true.
18.
What will be the causes of malfunction optical drives?
Correct Answer
B. Damaged motor
Explanation
A damaged motor can be a cause of malfunction in optical drives. If the motor is damaged, it may not be able to spin the disc properly, resulting in the drive being unable to read or write data. This can lead to various issues such as slow performance, reading errors, or the drive not functioning at all. Loose connections and power failure can also cause problems, but in this case, the specific cause mentioned is a damaged motor.
19.
A non-volatile storage device which stores digitally encoded data on rapidly rotating platters with magnetic surfaces.
Correct Answer
C. Magnetic drive
Explanation
A magnetic drive is a non-volatile storage device that uses rapidly rotating platters with magnetic surfaces to store digitally encoded data. This type of drive is commonly used in computers and other electronic devices to store large amounts of data. Unlike volatile storage devices, such as RAM, a magnetic drive retains its data even when power is turned off. Therefore, it is an effective and reliable method for long-term data storage. Both disk drives and optical drives are types of magnetic drives, so the correct answer is "All of the above."
20.
Why is a HDD very sensitive?
21.
Provides the electrical and logical connections by which the other components of the system communicate
Correct Answer
B. Motherboard
Explanation
The motherboard is responsible for providing the electrical and logical connections that allow the other components of the system to communicate with each other. It acts as a central hub, allowing data and instructions to flow between the processor, memory, storage devices, and other peripherals. Without a motherboard, the components would not be able to interact and the system would not function properly. Therefore, the motherboard is the correct answer in this case.
22.
Used as system memory or primary storage the working area used for loading displaying and manipulating applications and data.
Correct Answer
C. Memory
Explanation
The correct answer is "Memory" because it is used as system memory or primary storage, where applications and data are loaded, displayed, and manipulated. Memory is a crucial component of a computer system as it allows for the temporary storage and retrieval of data that is actively being used by the CPU. It is responsible for storing instructions, data, and intermediate results during program execution, providing fast access to information that the CPU needs to perform its tasks efficiently.
23.
AGP stands for?
Correct Answer
B. Accelerated GrapHic Port
Explanation
AGP stands for Accelerated Graphic Port. This is a high-speed point-to-point channel for attaching a graphics card to a computer's motherboard. It was commonly used in the late 1990s and early 2000s as a dedicated interface for graphics cards, providing faster data transfer rates compared to other bus architectures. AGP allowed for improved graphics performance and was eventually replaced by PCI Express.
24.
What is the use of power supply in a computer?
25.
Factors that affect overall speed of a computer?
Correct Answer
E. All of the above
Explanation
The overall speed of a computer is influenced by several factors. The CPU speed and technology determine how quickly the computer can process instructions. Chipsets play a role in coordinating communication between different components of the computer. The operating system and drivers affect the efficiency and compatibility of software. BUS speed determines how quickly data can be transferred between components. Therefore, all of these factors impact the overall speed of a computer.
26.
External devices are commonly used as a? (Check all appropriate answers)
Correct Answer(s)
A. Storage drive
B. Backup
C. Data transfer
Explanation
External devices such as USB drives, external hard drives, and SSDs are commonly used as storage drives. They provide additional storage space for files, documents, and media. Additionally, these devices can also be used for backup purposes, allowing users to create copies of important data to prevent loss in case of system failure or accidental deletion. Furthermore, external devices are often used for data transfer, enabling users to easily move files between different devices or share them with others.
27.
What is NAS?
28.
Are types of printers? (Check all appropriate answers)
Correct Answer(s)
A. Laser
B. Inkjet
C. Dot matrix
Explanation
The given answer includes three types of printers: laser, inkjet, and dot matrix. These are all common types of printers that use different technologies to produce printed output. Laser printers use a laser beam to create an image on a drum, which is then transferred onto paper. Inkjet printers spray tiny droplets of ink onto the paper to create an image. Dot matrix printers use a series of tiny pins to strike an inked ribbon, forming characters and images on the paper. "None of the above" is not a correct answer in this case, as there are indeed types of printers listed.
29.
What is a DSL modem?
Correct Answer
D. None of the above
Explanation
A DSL modem, or Digital Subscriber Line modem, is a device used to connect a computer or a network to the internet using a DSL connection. It is specifically designed to transmit digital data over telephone lines. Therefore, the correct answer is "None of the above" as none of the given options accurately describe what a DSL modem is.
30.
What is the use of UPS(Uninterrupted Power Supply) (Check all the answers)
Correct Answer
D. All of the above
Explanation
UPS (Uninterrupted Power Supply) is a device that provides backup power to electrical devices during power outages. It is used for various purposes, including providing AC line regulation, which ensures a stable and constant voltage supply to connected devices. It also offers surge protection, safeguarding devices against sudden voltage spikes or surges that could damage them. Additionally, UPS provides short-term power during power outages, allowing devices to continue functioning until the power is restored. Therefore, the correct answer is "All of the above."