1.
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 format, which can then be processed and stored in a computer. It allows users to input information or data into a computer system by scanning physical documents or images and transferring them into a digital form.
2.
Is Windows hardware or software?
Correct Answer
B. Software
Explanation
Windows is software because it is an operating system that runs on hardware. It provides a platform for other software applications to run on a computer. Hardware refers to the physical components of a computer, such as the processor, memory, and storage devices. While Windows can interact with and control hardware, it is not a physical component itself, making it software.
3.
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 different elements, such as icons or buttons. By clicking on the icon with the mouse, the user sends a signal to the computer to open the corresponding file. The keyboard is not directly involved in this action, as it is primarily used for typing or entering text. The screen, Word, and Windows are not input devices, but rather the visual display, software program, and operating system respectively.
4.
Is the screen an input or output device?
Correct Answer
B. Output
Explanation
The screen is an output device because it displays information to the user. It visually presents the output of the computer system, such as text, images, and videos. The user can view and interpret the information presented on the screen, making it an output device.
5.
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 for recording audio or for communication purposes. It converts sound waves into electrical signals that can be processed and transmitted to a computer or other devices. Unlike the other options listed, such as a screen, mouse, speakers, or headphones, a microphone specifically functions to capture and input sound.
6.
Is the printer an output or input device?
Correct Answer
A. Output
Explanation
The printer is classified as an output device because it takes electronic data from a computer or other device and generates a physical copy of that information on paper or another medium. It does not accept or input any data into the computer system.
7.
Which of the following utilities can make internet downloading safer?
Correct Answer
B. Antivirus
Explanation
Antivirus software is designed to detect, prevent, and remove malicious software or malware from a computer system. It scans files and programs for any potential threats or viruses, including those that may be downloaded from the internet. By having an antivirus program installed, it can help protect against downloading and executing harmful files, ensuring a safer internet downloading experience.
8.
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 is correct because an operating program, also known as an operating system, is responsible for managing all the software and hardware resources on a computer. It provides a platform for other programs to run and ensures that they can communicate with the hardware devices effectively. Without an operating program, it would be impossible for other programs to function properly on a computer.
9.
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 permanently stored in a hardware device, such as a computer's BIOS or a printer's control panel. It provides the necessary instructions for the hardware to function properly and allows communication between the hardware and the operating system. Unlike application software like Adobe Photoshop or Microsoft Word, firmware is not user-accessible or user-changeable, as it is essential for the device's basic operations.
10.
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 and functionality that allows individuals to accomplish various activities, such as word processing, spreadsheet calculations, graphic design, or browsing the internet. Unlike system software, which manages the computer's hardware and operating system, application programs are specifically developed to cater to the needs and requirements of users, making their tasks easier and more efficient.
11.
What are the two types of software?
Correct Answer
B. Application and system
Explanation
The correct answer is application and system. Application software refers to programs designed for specific tasks or purposes, such as word processing, spreadsheets, or photo editing. System software, on the other hand, includes the operating system and other essential programs that manage and control the computer's hardware and software resources. These two types of software work together to enable users to perform various tasks on their computers efficiently.
12.
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 core software that manages computer hardware and software resources and provides common services for computer programs. Drivers, on the other hand, are software components that allow the operating system to communicate with and control specific hardware devices. Together, the operating system and drivers form the foundation of system software, enabling the computer to function properly and interact with various hardware components. Graphics software and private software are not considered part of system software.
13.
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 primary component of a computer that performs most of the processing inside the computer. It carries out instructions of a computer program by performing basic arithmetic, logical, control, and input/output (I/O) operations. It is often referred to as the "brain" of the computer as it controls and coordinates all the activities of the computer system.
14.
Name two output devices
Correct Answer
A. Speakers and printer
Explanation
The correct answer is speakers and printer because both speakers and printers are examples of output devices. Speakers are used to produce sound output, while printers are used to produce hard copy output of documents or images.
15.
What are examples of storage devices?
Correct Answer
C. Hard drive, DVD-ROM, flash drive
Explanation
The given answer lists examples of storage devices including a hard drive, DVD-ROM, and flash drive. These devices are all commonly used for storing and accessing data. A hard drive is a permanent storage device found in computers, while a DVD-ROM is a removable storage device used for reading data from DVDs. A flash drive is a portable storage device that can be easily connected to different devices to transfer and store data.
16.
What are the four basic components of a computer?
Correct Answer
B. Input devices, processing unit, storage, and output devices
Explanation
The correct answer is input devices, processing unit, storage, and output devices. These four components are essential for a computer to function properly. 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 devices store data and programs, such as hard drives and solid-state drives. Output devices display or present information to the user, such as monitors and printers. These components work together to enable the computer to process and output data effectively.
17.
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 type of information that can be inputted, stored, and manipulated by a computer. This can include text, numbers, images, videos, and more. Computers use various hardware components and software programs to store and process data, allowing users to perform tasks, access information, and communicate with others. Without data, computers would have no purpose or function.
18.
The following file types are all video formats:
Correct Answer(s)
A. Avi
B. Mpeg
C. Mov
D. Wmv
Explanation
The file types listed (avi, mpeg, mov, wmv) are all commonly used video formats. These formats are used to store and play video files. The other file types listed (xls, wav, aiff) are not video formats. Xls is a spreadsheet file format, while wav and aiff are audio file formats.
19.
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 all commonly used image file formats. They are specifically designed to store and display visual information such as photographs or graphics. 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. Therefore, the correct answer is jpg, png, and bmp.
20.
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 associated with text/document files. RTF, TXT, DOC, and CWK are all file extensions used for various types of text and document files. These extensions are often used for files created and edited using word processors or text editors.
21.
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 way to select items on a computer screen. Right clicking, on the other hand, usually brings up a context menu with additional options for the selected item. Double clicking is often used to open or execute an item, while scrolling is used to navigate through content.
22.
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 typically brings up a context menu that provides various options and actions related to the icon or the program associated with it. This menu allows users to quickly access relevant commands and functions without having to navigate through multiple menus or options.
23.
What do you do to open a folder?
Correct Answer
C. Double click
Explanation
To open a folder, you typically need to double click on it. This action involves clicking the left mouse button twice in quick succession. Double clicking is a common method used to open files, folders, and applications on a computer. It is a widely recognized action and is often the default way to access the contents of a folder.
24.
Which of the following is a image file?
Correct Answer
B. .jpg
Explanation
The correct answer is .jpg because .jpg is a file extension commonly used for image files, specifically for JPEG (Joint Photographic Experts Group) image format.
25.
What is the "brain" of the computer?
Correct Answer
A. CPU
Explanation
The CPU (Central Processing Unit) is often referred to as the "brain" of the computer because it is responsible for executing instructions and performing calculations. It is the primary component that carries out the majority of the computer's processing tasks, including controlling and coordinating the operations of other hardware components. The CPU is essentially the core component that enables the computer to function and carry out various tasks efficiently.
26.
A list of commands and/or choices offered to the user in a list
Correct Answer
D. Menu
Explanation
The correct answer is "Menu" because a menu is a list of commands and choices offered to the user. It provides options for the user to select from and perform certain actions. Icons, windows, and toolbars are graphical elements that can be used in conjunction with a menu, but they do not inherently represent a list of commands or choices.
27.
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 typically located on the motherboard, which is the main circuit board that connects all the components of a computer together. The motherboard provides the necessary electrical connections and interfaces for the CPU to communicate with other hardware components such as memory, storage, and peripherals. Therefore, the correct answer is "motherboard of the computer."
28.
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 the most common and widely used method to open it. When you double click on a folder, it sends a signal to the operating system to open the folder and display its contents. This action is intuitive and easy to perform, making it the preferred method for most users. Additionally, double clicking on a folder is a standard convention across different operating systems and file managers, ensuring consistency and ease of use. Therefore, double clicking on a folder is the correct method to open it.
29.
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 can be easily connected to and disconnected from a computer or device. It allows users to save and transfer information, such as files, documents, and photos, from one device to another. The compact size and portability of a USB Flash drive make it a convenient and popular choice for storing and transporting data.
30.
Which of the following is a folder?
Correct Answer
C. My Documents
Explanation
The correct answer is "My Documents" because it is the only option that represents a folder. The other options, "kitten.jpg," "songbird.mp3," and "accounts2.xls," are file names with specific extensions indicating they are image, audio, and spreadsheet files, respectively. "My Documents" is a common folder name used in operating systems to store various types of files and documents.
31.
Mp3
Correct Answer
A. Audio, music file layer 3
Explanation
The correct answer is "audio, music file layer 3." MP3 is a file format that is 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. The term "music file layer 3" accurately describes the nature of MP3 files as audio files that use the layer 3 compression algorithm.
32.
A touch pad is not a pointing device
Correct Answer
B. False
Explanation
The statement "A touch pad is not a pointing device" is false. A touch pad is indeed a pointing device commonly found on laptops and other electronic devices. It allows users to move the cursor on the screen by sliding their finger across the touch-sensitive surface. Therefore, a touch pad can be classified as a type of pointing device.
33.
Barcodes are found on most items at the supermarket.
Correct Answer
A. True
Explanation
Barcodes are used in supermarkets to track and identify products. They are printed on labels or directly on the packaging of items such as groceries, household products, and other retail items. The barcode contains information about the product, such as its price, stock quantity, and other relevant details. When scanned at the checkout counter, the barcode is read by a barcode scanner, and the information is transmitted to the supermarket's system for pricing and inventory management. Therefore, it is true that barcodes are found on most items at the supermarket.
34.
Barcodes are never used on books.
Correct Answer
B. False
Explanation
Books often have barcodes on them for various purposes such as inventory management, pricing, and tracking. Barcodes make it easier for retailers to scan and identify books quickly and accurately. Therefore, the statement that barcodes are never used on books is incorrect.
35.
This mouse function allows you to select an item on the screen:
Correct Answer
A. Clicking
Explanation
Clicking is the mouse function that allows you to select an item on the screen. By clicking on an item, you are indicating your intention to choose or interact with it. This action is commonly used in various applications and interfaces to make selections, activate buttons, open menus, and perform other actions. Double clicking refers to the action of quickly clicking the mouse button twice in succession, while dragging and dropping involves clicking and holding the mouse button to move an item from one location to another. However, in this context, the question specifically asks for the function that selects an item, and clicking fulfills this requirement.
36.
Which of the following is not a pointing device?
Correct Answer
C. Keybooard
Explanation
A keyboard is not considered a pointing device because it is primarily used for inputting text and commands into a computer, rather than directly controlling the movement of a cursor or pointer on the screen. Pointing devices, such as a light pen or joystick, are specifically designed to control the movement of a cursor or pointer on the screen, allowing the user to interact with graphical user interfaces and navigate through software applications.
37.
Which of the following is not a scanning device?
Correct Answer
A. Touch pad
Explanation
A touch pad is not considered a scanning device because it is primarily used for inputting and controlling movements on a computer screen, rather than capturing and converting physical information into digital data. In contrast, barcode readers and optical mark readers are both scanning devices that are specifically designed to read and interpret information from physical objects, such as barcodes or marked forms, and convert it into digital data for further processing.
38.
Which of the following is a specialised input device?
Correct Answer
C. All of the above
Explanation
All of the above options, optical scanner and light pen, are specialised input devices. An optical scanner is used to convert physical documents or images into digital format by scanning them. A light pen is a pointing device that allows users to directly interact with a computer screen by touching or pointing at the display. Both devices have specific functions and are designed for specific purposes, making them specialised input devices.
39.
A mouse is an output device.
Correct Answer
B. False
Explanation
A mouse is an input device, not an output device. It is used to control the movement of the cursor on a computer screen and to select and interact with objects on the screen. Output devices, on the other hand, are used to display information from the computer, such as monitors, printers, and speakers.
40.
A softcopy output device is referred to as permanent output, the user is able to see and touch the information is taken from the system.
Correct Answer
B. False
Explanation
The statement is false because a softcopy output device is not referred to as permanent output. Softcopy refers to the electronic display of information that can only be seen on a screen and cannot be physically touched or felt.
41.
All of the following are output devices except:
Correct Answer
C. Mouse
Explanation
The question asks for an output device, which means a device that is used to display or present information. A speaker is an output device as it produces sound. A printer is also an output device as it prints information on paper. A plotter is an output device that is used to draw graphics or images on paper. However, a mouse is not an output device. It is an input device that is used to control the movement of the cursor on a computer screen.
42.
A computer cannot "boot" if it does not have the
Correct Answer
C. Operating system
Explanation
A computer cannot "boot" if it does not have an operating system. The operating system is responsible for managing the computer's hardware and software resources, and it is the first software that is loaded into memory when the computer is turned on. Without an operating system, the computer would not be able to start up and perform any tasks. The compiler, loader, and assembler are all software tools that are used in the development and execution of programs, but they are not essential for the computer to boot up and function.
43.
What is the full form of DOS?
Correct Answer
C. Disk Operating System
Explanation
The correct answer is "Disk Operating System". DOS stands for Disk Operating System, which is a computer operating system that is primarily used with IBM PC-compatible computers. It was one of the most popular operating systems in the 1980s and early 1990s. DOS is a single-user, single-tasking system that uses a command line interface for executing commands and managing files on a disk. It was widely used for running applications and games, and it played a significant role in the early development of personal computers.
44.
What is an Operating System?
Correct Answer
D. All of the above.
Explanation
The correct answer is "All of the above." An operating system serves as an interface between the user and the hardware, allowing the user to interact with the computer system. It is also the first software that runs when the computer starts up, initializing the system. Additionally, the operating system provides a platform for users to run applications, managing resources and facilitating their execution. Therefore, all the given options accurately describe the role and functions of an operating system.
45.
Which of the following is not the function of Operating System?
Correct Answer
D. Clock Management
Explanation
Clock management is not a function of the operating system. The operating system is responsible for managing processes, allocating and managing memory, and controlling devices. Clock management, on the other hand, is typically handled by the hardware of the computer system, such as the system clock, which keeps track of time and synchronizes various processes and events.
46.
Operating system can be more than one process in running state at any given time.
Correct Answer
B. False
Explanation
An operating system can have multiple processes in the running state at any given time. This is because the operating system is responsible for managing and scheduling processes, allowing them to run concurrently. The operating system uses techniques such as multitasking and time-sharing to ensure that multiple processes can execute simultaneously. Therefore, the statement is true.
47.
Is the screen an input or output device?
Correct Answer
B. Output
Explanation
The screen is considered an output device because it displays information or data to the user. It visually presents the output of a computer system, such as text, images, videos, or graphical user interfaces, allowing users to view and interact with the information being presented.
48.
What happens when the zoom slider is dragged to the right ?
Correct Answer
D. The slide and the zoom level both get bigger
Explanation
When the zoom slider is dragged to the right, both the slide and the zoom level increase. This means that the content on the slide becomes larger and more zoomed in, allowing for a closer view of the details on the slide.
49.
What happens when the zoom slider us dragged to the left?
Correct Answer
E. The slide and zoom level both get smaller.
Explanation
When the zoom slider is dragged to the left, both the slide and the zoom level get smaller. This means that the visual content on the slide becomes smaller and appears zoomed out, allowing more content to fit onto the slide.
50.
A bar at the bottom right of the PowerPoint window that is used to switch between Normal View, Slide Sorter View and Slide Show View
Correct Answer
A. Views
Explanation
The correct answer is "views." The bar at the bottom right of the PowerPoint window allows users to switch between different views such as Normal View, Slide Sorter View, and Slide Show View. These views provide different perspectives and functionalities for creating and editing PowerPoint presentations. The Normal View is the default view for editing slides, the Slide Sorter View allows users to rearrange slides, and the Slide Show View displays the presentation in full-screen mode for presenting to an audience.