1.
Which of these is hardware?
Correct Answer
C. Both A and B
Explanation
Both a monitor and a speaker are examples of hardware. Hardware refers to the physical components of a computer system that can be seen and touched. A monitor is an output device that displays visual information, while a speaker is an output device that produces sound. Therefore, both options A and B are correct as they represent hardware components. Google, on the other hand, is a search engine and does not fall under the category of hardware.
2.
Which of these is software?
Correct Answer
A. MS Office 2007
Explanation
MS Office 2007 is a software because it is a suite of applications that includes programs like Word, Excel, and PowerPoint. These programs are designed to perform specific tasks and functions, such as word processing, spreadsheet creation, and presentation design. Software refers to a collection of instructions or programs that tell a computer how to perform certain tasks, and MS Office 2007 fits this definition as it provides a set of applications for users to utilize on their computers.
3.
Which of these is an input device?
Correct Answer
C. Mouse
Explanation
The mouse is an input device because it allows the user to interact with the computer by moving the cursor on the screen and selecting items. It is used to provide input or commands to the computer system. Unlike a printer or tower, which are output devices or components of the computer system, the mouse is specifically designed for input purposes. Therefore, the correct answer is Mouse.
4.
Which of these is considered an output device?
Correct Answer
D. Speaker
Explanation
A speaker is considered an output device because it is used to produce sound or audio output. It takes electrical signals from the computer or other devices and converts them into sound waves that can be heard by the user. Unlike a keyboard, microphone, or computer, which are input devices, the speaker is responsible for generating output that can be perceived by the user's senses.
5.
The temporary memory of the computer is called?
Correct Answer
B. RAM
Explanation
RAM stands for Random Access Memory and it is a type of temporary memory in a computer. It is used to store data and instructions that are currently being used by the computer's processor. Unlike ROM (Read-Only Memory), RAM is volatile, meaning that its contents are lost when the computer is powered off. RAM allows for quick and easy access to data, making it essential for the smooth functioning of a computer.
6.
The set of typewriter-like keys that enables you to enter data into a computer is called
Correct Answer
D. Keyboard
Explanation
The set of typewriter-like keys that enables you to enter data into a computer is called a keyboard. A keyboard is an input device that allows users to type characters, numbers, and commands into a computer or other electronic device. It is designed with various keys, including letters, numbers, symbols, and function keys, which are used to input data and control the computer. The other options listed, such as USB port, gamepad, and mouse, are not used for data entry in the same way a keyboard is.
7.
What is the on-screen area on which windows, icons, menus, and dialog boxes appear?
Correct Answer
B. Desktop
Explanation
The on-screen area on which windows, icons, menus, and dialog boxes appear is called the desktop. The desktop is the visual representation of the computer's operating system and serves as a workspace for users to interact with various applications and files. It typically displays icons representing files, folders, and shortcuts, as well as a taskbar or dock for accessing running programs. Users can arrange and customize the desktop according to their preferences, making it a central hub for navigating and organizing their computer's contents.
8.
What does USB stand for?
Correct Answer
C. Universal Serial Bus
Explanation
USB stands for Universal Serial Bus. It is a widely used technology for connecting devices to a computer. The term "universal" refers to its compatibility with various devices and operating systems. "Serial" indicates that it transfers data in a serial manner, one bit at a time. "Bus" refers to the pathway through which data is transmitted between devices. Overall, Universal Serial Bus is a standardized and versatile interface that allows for easy connection and communication between different devices.
9.
A device that controls the movement of the cursor or pointer on a display screen is called a
Correct Answer
B. Mouse
Explanation
A device that controls the movement of the cursor or pointer on a display screen is called a mouse. The mouse typically has buttons that can be clicked to perform various actions on the screen. It is a common input device used with computers and laptops to navigate and interact with graphical user interfaces. The other options listed, such as remote, iPad, and space button, do not typically serve the same purpose as a mouse in controlling the cursor on a display screen.
10.
A part of the computer that displays the images from the CPU onto a screen is called
Correct Answer
C. Monitor
Explanation
A monitor is a part of the computer that displays the images from the CPU onto a screen. It is a visual output device that allows users to see and interact with the computer's graphical user interface. Monitors come in various sizes and resolutions, and they use different technologies such as LCD or LED to display the images. The monitor is essential for visualizing and accessing the information and applications on the computer.