Anurag's Flashcard

Front

Which of the following is an example of computer hardware? MS Excel, Google Chrome, Monitor, Windows 10

Back

Monitor

Answer explanation

A monitor is a physical device that displays visual output from a computer, making it an example of computer hardware. In contrast, MS Excel, Google Chrome, and Windows 10 are software applications or operating systems.

Front

What is the function of an operating system?

Back

It controls hardware and software

Answer explanation

The correct answer is 'It controls hardware and software' because an operating system manages computer resources, enabling communication between hardware and software applications, which is essential for system functionality.

Front

Which operation puts the computer into a low-power state but keeps all work intact?

Back

Sleep

Answer explanation

The 'Sleep' operation puts the computer into a low-power state while preserving the current session, allowing you to resume work quickly. In contrast, 'Shut down' and 'Restart' close all applications and lose unsaved work.

Front

Find the odd one out: Scanner, Keyboard, CPU, Mouse

Back

CPU

Answer explanation

The CPU is the central processing unit, while the scanner, keyboard, and mouse are all input devices. Thus, the CPU is the odd one out as it performs processing rather than input.

Front

Which of the following is an example of computer hardware? MS Excel, Google Chrome, Monitor, Windows 10

Back

Monitor

Answer explanation

A monitor is a physical device that displays visual output from a computer, making it hardware. In contrast, MS Excel, Google Chrome, and Windows 10 are software applications or operating systems.

Front

What is the function of an operating system?

Back

It controls hardware and software

Answer explanation

The correct answer is 'It controls hardware and software' because an operating system manages computer resources, enabling communication between hardware and software applications, which is essential for system functionality.

Front

Which operation puts the computer into a low-power state but keeps all work intact?

Back

Sleep

Answer explanation

The 'Sleep' operation puts the computer into a low-power state while preserving the current session, allowing you to resume work quickly. In contrast, 'Shut down' and 'Restart' close all applications and lose unsaved work.

Front

Which of the following is NOT an example of system software? Windows 10, macOS

Back

Microsoft Word

Answer explanation

Microsoft Word is an application software used for word processing, while Windows 10 and macOS are operating systems, which are examples of system software. Therefore, Microsoft Word is NOT an example of system software.

Front

Find the odd one out: Scanner, Keyboard, CPU, Mouse

Back

CPU

Answer explanation

The CPU (Central Processing Unit) is the main processing component of a computer, while the Scanner, Keyboard, and Mouse are all input devices. Thus, the CPU is the odd one out.

Front

Which of the following is an input device? Printer, Monitor, Keyboard, Speaker

Back

Keyboard

Answer explanation

A keyboard is an input device used to enter data into a computer. In contrast, a printer and monitor are output devices, while a speaker outputs sound. Therefore, the correct answer is the keyboard.