1.
RAM and ROM are
Correct Answer
D. Primary Storage
Explanation
RAM (Random Access Memory) and ROM (Read-Only Memory) are types of primary storage in a computer system. Primary storage refers to the internal memory of a computer that is directly accessible by the CPU. RAM is volatile memory that stores data temporarily while the computer is running, allowing for quick access and retrieval. ROM, on the other hand, is non-volatile memory that contains permanent instructions and data that cannot be modified. Both RAM and ROM are essential components of a computer's primary storage system.
2.
A type of chip that holds data and
instructions temporarily while processing
is taking place.
Correct Answer
A. RAM
Explanation
RAM stands for Random Access Memory. It is a type of chip that holds data and instructions temporarily while processing is taking place. RAM allows the computer to access and store data quickly, making it an essential component for the smooth functioning of a computer system. Unlike other storage devices like ZIP discs, floppy disks, and flash drives, RAM is volatile memory, meaning that its contents are lost when the computer is powered off or restarted. Therefore, RAM is crucial for the temporary storage and retrieval of data during the processing of tasks on a computer.
3.
The instructions in ROM are_______
therefore they are
not easily
changed
Correct Answer
D. Non-volatile
Explanation
ROM stands for Read-Only Memory, which means that the data stored in ROM cannot be easily changed or modified. It is non-volatile, meaning that the data is retained even when the power is turned off. Unlike volatile memory, which loses its data when power is lost, ROM retains its data permanently. Therefore, the correct answer is "Non-volatile."
4.
A type of chip which holds data and
instructions
necessary for starting up
the computer when it is switched on
Correct Answer
C. ROM chip
Explanation
A ROM chip, or Read-Only Memory chip, is a type of chip that holds data and instructions necessary for starting up the computer when it is switched on. Unlike RAM (Random Access Memory), which can be read from and written to, a ROM chip is non-volatile and its contents cannot be easily modified or erased. This makes it ideal for storing firmware and other essential boot-up instructions that are required every time the computer is powered on.
5.
ROM stands for
Correct Answer
C. Read Only Memory
Explanation
ROM stands for Read Only Memory. ROM is a type of computer memory that is non-volatile, meaning it retains its contents even when the power is turned off. It is called "Read Only" because the data stored in ROM cannot be easily modified or erased. ROM is commonly used for storing firmware and other permanent instructions that are essential for the operation of a computer or electronic device.
6.
The information in RAM is_____ Therefore it is
easily changeable
Correct Answer
C. Volatile
Explanation
RAM stands for Random Access Memory, which is a type of computer memory that is volatile. Volatile means that the information stored in RAM is temporary and is lost when the computer is powered off or restarted. This is in contrast to non-volatile memory, such as a hard drive or solid-state drive, where the information is retained even when power is removed. Since RAM is easily changeable and the information in it can be quickly accessed and modified, it is considered volatile.
7.
Is a scanner an input or output device?
Correct Answer
B. Input
Explanation
A scanner is an input device because it is used to convert physical documents or images into digital files that can be stored, manipulated, and processed by a computer. It captures and reads information from the input source (such as a document) and transfers it to the computer for further use or storage. Scanners do not produce any output themselves; they only provide input to the computer system.
8.
Is Windows hardware or software?
Correct Answer
B. Software
Explanation
Windows is software because it is an operating system that runs on computer hardware. It provides a platform for other software applications to run on and manages the computer's resources such as memory, storage, and processing power. Windows is not a physical component of a computer system but rather a program that controls and interacts with the hardware.
9.
When I click on an icon to open a file what is the input device I use?
Correct Answer
B. Mouse
Explanation
When clicking on an icon to open a file, the input device used is the mouse. The mouse allows the user to move the cursor on the screen and select or interact with objects, such as icons, by clicking on them. The keyboard is primarily used for typing and entering text, while the screen is the output device that displays the visual information. Word and Windows are software programs and not input devices.
10.
Is the screen an input or output device?
Correct Answer
B. Output
Explanation
The screen is an output device because it displays information and visuals to the user. It does not take any input from the user or interact with the user in terms of receiving data or commands.
11.
What device can be used to input sound?
Correct Answer
D. MicropHone
Explanation
A microphone is a device that is used to input sound. It is commonly used in various applications such as recording audio, voice chats, and live performances. Unlike speakers or headphones which are used for outputting sound, a microphone captures sound waves and converts them into electrical signals that can be processed or recorded by other devices. Therefore, a microphone is the correct device for inputting sound.
12.
Is the printer an output or input device?
Correct Answer
A. Output
Explanation
The printer is classified as an output device because it receives data from a computer or other device and produces a physical copy of that data on paper or another medium. It does not take in any information or data from external sources, making it solely responsible for producing output.
13.
A secondary storage device is:
Correct Answer
D. Data storage that is not currently in a computer's primary storage or memory
Explanation
A secondary storage device refers to data storage that is not currently in a computer's primary storage or memory. This means that it is an external device used by the computer to store and access data that is not actively being used. It is different from the main storage or area in a computer, as it is not directly accessible by the computer's processor. Instead, it serves as a means of long-term storage and backup for data that is not immediately needed.
14.
A Floppy Disk is an example of:
Correct Answer
B. Secondary Storage Device
Explanation
A floppy disk is considered a secondary storage device because it is used to store data that is not currently being used or accessed by the computer's primary memory. Secondary storage devices, such as floppy disks, provide long-term storage for files and data that can be accessed at a later time. They are typically slower than primary storage devices, like RAM, but offer larger storage capacities. Floppy disks were commonly used in the past to transfer and store files, but they have been largely replaced by more modern storage technologies such as USB flash drives and cloud storage.
15.
Secondary storage refers to storage devices that are not constantly accessible by the computer.
Correct Answer
A. True
Explanation
Secondary storage refers to storage devices that are not constantly accessible by the computer. This means that these devices are not directly connected to the computer's central processing unit (CPU) and are typically used for long-term storage of data. Examples of secondary storage devices include hard disk drives, solid-state drives, optical drives, and magnetic tape drives. These devices are accessed by the computer when needed, but they are not constantly available for immediate data retrieval like primary storage devices such as RAM. Therefore, the statement "Secondary storage refers to storage devices that are not constantly accessible by the computer" is true.
16.
Why is a File-Compression utility ideal for use when files are being transferred over a network connection?
Correct Answer
A. Zipped files are smaller and so sending them is faster
Explanation
A file-compression utility is ideal for use when files are being transferred over a network connection because zipped files are smaller in size compared to their uncompressed counterparts. This means that the transfer time is reduced, making the process faster and more efficient. By compressing the files, unnecessary data is removed, resulting in a smaller file size without losing any essential information. Therefore, zipped files are a convenient option for transferring files over a network connection.
17.
Which of the following utilities can make internet downloading safer?
Correct Answer
B. Antivirus
Explanation
An antivirus utility can make internet downloading safer by scanning the downloaded files for any potential malware or viruses. It helps to detect and remove any malicious software that could harm the user's computer or compromise their personal information. Antivirus software provides real-time protection and regularly updates its virus definitions to stay up-to-date with the latest threats. By using an antivirus utility, users can significantly reduce the risk of downloading and installing harmful files from the internet.
18.
The operating program does what?
Correct Answer
C. A program that manages all other programs on the computer
Explanation
The correct answer is "A program that manages all other programs on the computer." This answer accurately describes the role of an operating program, which is responsible for coordinating and controlling the execution of all other programs on a computer. It ensures that different programs can run simultaneously, manages system resources, and provides a user interface for interaction with the computer.
19.
What is an example of system software?
Correct Answer
C. Firmware
Explanation
Firmware is an example of system software. Firmware refers to the software that is embedded in a device's hardware, providing low-level control and functionality. It is responsible for controlling the device's hardware components and enabling them to communicate with each other. Unlike application software like Adobe Photoshop and Microsoft Word, which are designed for specific user tasks, firmware is essential for the proper functioning of the device itself. It is typically stored in read-only memory (ROM) and is not easily modifiable by the user.
20.
Application programs do what?
Correct Answer
B. Enables the user to perform a task.
Explanation
Application programs are designed to enable users to perform specific tasks on a computer. These programs provide a user-friendly interface that allows individuals to interact with the computer and accomplish various activities such as word processing, creating spreadsheets, browsing the internet, or playing games. Unlike system software, which focuses on managing the computer's hardware and resources, application programs are specifically developed to cater to the needs and requirements of users, providing them with the tools and functionalities necessary to complete specific tasks efficiently and effectively.
21.
What are the two types of software?
Correct Answer
B. Application and system
Explanation
The correct answer is application and system. This is because software can generally be categorized into two types: application software and system software. Application software refers to programs that are designed to perform specific tasks or functions for the user, such as word processors, web browsers, and video editing software. On the other hand, system software includes the operating system (OS) and other utility programs that manage and control the computer hardware and provide a platform for running application software.
22.
What is commercial software that offers a trail version of its product for a certain amount time before you buy it?
Correct Answer
A. Shareware
Explanation
Shareware is a type of commercial software that offers a trial version of its product for a certain amount of time before you buy it. This means that users can try out the software and evaluate its features and functionality before making a purchase. Unlike freeware, which is completely free to use, shareware typically requires payment for the full version after the trial period expires. Liteware, on the other hand, is not a commonly used term in the software industry and does not accurately describe the given scenario.
23.
Whats ann example of Firmware
Correct Answer
B. BIOS
Explanation
BIOS (Basic Input/Output System) is a type of firmware. Firmware refers to software that is permanently stored in hardware devices, such as computer systems. It provides the necessary instructions for the hardware to function properly. BIOS, specifically, is responsible for initializing and controlling the basic functions of a computer system, including booting up, managing hardware settings, and providing a bridge between the operating system and the hardware components. Therefore, BIOS is an example of firmware.
24.
What is the correct definition of Application Software?
Correct Answer
A. The everyday programs you use
Explanation
The correct definition of Application Software is the everyday programs you use. Application software refers to the programs and software applications that are designed to perform specific tasks or functions for the user. These programs are commonly used in various fields such as productivity, communication, entertainment, and more. They are typically user-friendly and provide a range of features and functionalities to enhance user experience and productivity. Examples of application software include word processors, web browsers, email clients, media players, and graphic design programs.
25.
What does System Software consist of?
Correct Answer(s)
A. The operating System
D. Drivers
Explanation
System software consists of the operating system and drivers. The operating system is the main software that manages the computer's hardware and software resources, allowing other software to run smoothly. Drivers, on the other hand, are specific software that enables communication between the operating system and hardware devices such as printers, scanners, and graphics cards. Both the operating system and drivers are essential components of system software, as they ensure proper functioning and compatibility of the computer system.
26.
What does CPU stand for?
Correct Answer
A. Central Processing Unit
Explanation
The correct answer is Central Processing Unit. The CPU, or Central Processing Unit, is the main component of a computer that carries out instructions and performs calculations. It acts as the brain of the computer, executing tasks and processing data. It is responsible for coordinating and controlling all the hardware and software components of a computer system. The CPU is crucial for the functioning of a computer and is often referred to as the "brain" or "heart" of the computer.
27.
Name two output devices
Correct Answer
A. Speakers and printer
Explanation
The correct answer is speakers and printer because both of these devices are used to produce output. Speakers are used to produce sound output, allowing users to hear audio such as music or voice recordings. Printers, on the other hand, produce hard copy output by printing text or images onto paper.
28.
What is the processing unit?
Correct Answer
C. A device that receives, processes, and presents information.
Explanation
The processing unit is a device that receives, processes, and presents information. It is responsible for carrying out the instructions of a computer program by performing basic arithmetic, logical, control, and input/output (I/O) operations. It is often referred to as the "brains" of the computer because it performs all the necessary calculations and operations to execute tasks and run programs. The processing unit is connected to the main circuit board, which serves as the central hub for all other internal components of the computer.
29.
What are examples of storage devices?
Correct Answer
C. Hard drive, DVD-ROM, flash drive
Explanation
The correct answer includes examples of different types of storage devices. A hard drive is a primary storage device that is used to store large amounts of data permanently. DVD-ROM is an optical storage device that can store large amounts of data and is commonly used for movies and software. Flash drive is a portable storage device that uses flash memory to store data and can be easily carried around. These examples cover the main types of storage devices commonly used in computing.
30.
What are the four basic components of a computer?
Correct Answer
B. Input devices, processing unit, storage, and output devices
Explanation
The four basic components of a computer are input devices, processing unit, storage, and output devices. Input devices allow users to input data into the computer, such as keyboards and mice. The processing unit, also known as the central processing unit (CPU), carries out instructions and performs calculations. Storage refers to the memory and storage devices that store data and programs. Output devices, such as monitors and printers, display or produce the results of the computer's processing.
31.
In the simplest terms, a computer is a machine that stores and processes what?
Correct Answer
B. Data
Explanation
A computer is a machine that stores and processes data. Data refers to any information or input that is entered into the computer, such as text, numbers, images, or instructions. The computer then processes this data using its hardware and software components to perform various tasks and operations. Storing and processing data is one of the primary functions of a computer, allowing it to perform calculations, execute programs, display images, and much more.
32.
The following file types are all video formats:
Correct Answer(s)
A. Avi
B. Mpeg
C. Mov
D. Wmv
Explanation
The file types avi, mpeg, mov, and wmv are all video formats commonly used to store and play video files. Xls is a file type used for spreadsheets, wav is a file type used for audio, and aiff is a file type used for audio as well. Therefore, the correct answer is avi, mpeg, mov, and wmv as they are all video formats.
33.
The following file types are all images:
Correct Answer(s)
A. Jpg
B. Png
C. Bmp
Explanation
The file types jpg, png, and bmp are commonly used for storing and displaying images. These formats are specifically designed to preserve image quality and can be easily opened and viewed using various image viewing software. On the other hand, rtf, mov, and avi are not image file types. RTF is a text file format, while mov and avi are video file formats commonly used for storing and playing videos.
34.
The following are text/document files:
Correct Answer(s)
A. Rtf
B. Txt
C. Doc
D. Cwk
Explanation
The given answer consists of file extensions that are commonly used for text/document files. "rtf" stands for Rich Text Format, "txt" stands for plain text, "doc" stands for Microsoft Word document, and "cwk" stands for ClarisWorks document. These file extensions indicate that the files are likely to contain text or document content. The other file extensions mentioned in the list, such as "wav", "pic", and "avi", do not typically represent text/document files, but rather audio, image, and video files respectively.
35.
What do you do to select an icon?
Correct Answer
A. Left click
Explanation
To select an icon, you typically use a left click. This involves pressing the left button on your mouse once to highlight or choose the desired icon. Left clicking is the most common and intuitive method for selecting items on a computer screen. It is widely used across various operating systems and applications.
36.
What do you do to get a menu when clicking on an icon?
Correct Answer
B. Right click
Explanation
To get a menu when clicking on an icon, you need to perform a right click. Right clicking on an icon usually opens a context menu that provides a list of options or actions related to the icon or the application it represents. This menu allows users to quickly access various functions and settings associated with the icon, providing a convenient way to interact with the application or perform specific tasks.
37.
What do you do to open a folder?
Correct Answer
C. Double click
Explanation
To open a folder, you need to double click on it. Double clicking is a common action used to open files and folders on a computer. By quickly pressing the left mouse button twice in succession, you can access the contents of the folder. This action is widely used in operating systems to initiate the opening of files or folders, making it a familiar and efficient method for accessing information.
38.
Which of the following is a image file?
Correct Answer
B. .jpg
Explanation
The correct answer is .jpg. This is because .jpg is a file extension commonly used for image files, specifically for JPEG (Joint Photographic Experts Group) image format. The other options (.txt, .ext, .mp3) are file extensions used for text, unknown or generic file types, and audio files respectively, not specifically for image files.
39.
What is the "brain" of the computer?
Correct Answer
A. CPU
Explanation
The "brain" of a computer refers to the central processing unit (CPU). The CPU is responsible for executing instructions and performing calculations, making it the most essential component of a computer system. It carries out all the logical and arithmetic operations, manages the flow of data, and coordinates the activities of all the other hardware components. Without a CPU, a computer would not be able to function or process any tasks.
40.
BINARY CODE USES WHICH 2 NUMBERS?
Correct Answer
B. 0 & 1
Explanation
Binary code uses the numbers 0 and 1. In binary code, each digit represents a power of 2, starting from the rightmost digit. The digit 0 represents a power of 2 that is not present, while the digit 1 represents a power of 2 that is present. This system allows for the representation of any number or character using only 0s and 1s, making it widely used in computer systems and digital communication.
41.
A list of commands and/or choices offered to the user in a list
Correct Answer
D. Menu
Explanation
A menu is a list of commands and/or choices offered to the user in a list. It typically appears on the screen as a dropdown or a list of options that can be selected. Menus are commonly used in software applications to provide a convenient and organized way for users to navigate and access different functions or features. They can be found in various user interfaces, such as desktop applications, websites, and mobile apps.
42.
It is an action performed to terminate a portion of a program or the complete program
Correct Answer
B. Close
Explanation
The correct answer is "Close". Closing a program refers to the action of terminating it, either partially or completely. This can involve closing a specific portion of the program or closing the entire program altogether.
43.
When your computer slows down it is likely that you may be..
Correct Answer
B. Running out of RAM
Explanation
if the amount of RAM a computer has is full, programs will run less efficiently as they can no longer be executed from RAM space where they are most efficiently processed by the CPU.
44.
When an application fires up, the application is loaded into ?
Correct Answer
B. RAM
Explanation
When an application is fired up it is loaded into RAM. From there operations, calculations etc. performed by the application will be processesed from RAM by the CPU.
45.
The CPU is located on the...
Correct Answer
A. Motherboard of the computer
Explanation
The CPU, or Central Processing Unit, is the main component responsible for executing instructions and performing calculations in a computer. It is located on the motherboard, which is the main circuit board that connects and allows communication between various hardware components of a computer. The motherboard provides power and data connections to the CPU, allowing it to function properly. Therefore, the correct answer is "motherboard of the computer".
46.
If you want to open a folder which of the methods below will work?
Correct Answer
B. Double click on it
Explanation
Double clicking on a folder is a common method to open it. When you double click on a folder, it sends a signal to the computer to open the folder and display its contents. This action is widely used and recognized in operating systems like Windows and Mac. Therefore, double clicking on a folder is a valid and effective method to open it.
47.
You can save information on removeable media - give an example of removeable media.
Correct Answer
B. USB Flash drive
Explanation
A USB Flash drive is an example of removable media because it is a portable storage device that can be easily connected to a computer via a USB port. It allows users to save and transfer information, such as files and documents, from one device to another. The compact size and ease of use make USB Flash drives a popular choice for storing and transporting data.
48.
What do you double-click on to view all the drives on the computer?
Correct Answer
D. My Computer
Explanation
To view all the drives on the computer, you double-click on "My Computer". This option allows you to access and navigate through all the drives, including the hard drive, external drives, and network drives, present on the computer. It provides a comprehensive view of the available storage devices and allows users to manage and access their files and folders efficiently.
49.
Which of the following is a folder?
Correct Answer
C. My Documents
Explanation
"My Documents" is a folder because it is a name that typically represents a directory where files can be organized and stored. The other options, "kitten.jpg," "songbird.mp3," and "accounts2.xls," are file names with specific extensions indicating they are individual files rather than folders.
50.
Mp3
Correct Answer
A. Audio, music file layer 3
Explanation
The correct answer is "audio, music file layer 3". MP3 is a file format commonly used for storing and playing audio files, particularly music. It stands for "MPEG-1 Audio Layer 3", indicating that it is a compressed audio format within the MPEG-1 standard.