MCQ IN COMPUTER SCIENCE & ENGINEERING

Detailed explanation-1: -Keyboard is the most common and very popular input device which helps to input data to the computer. The layout of the keyboard is like that of traditional typewriter, although there are some additional keys provided for performing additional functions.

Detailed explanation-2: -The keyboard is an input device that allows you to enter letters, numbers and symbols into your computer. The keyboard keys include the alphanumeric keys (letters and numbers), numeric keypad (may not be available on netbooks/laptops), special function keys, mouse cursor moving keys, and status lights.

Detailed explanation-3: -A keyboard is one of the most important input devices. You can use it to input data into a computer or other electronic devices. They do this by connecting to the computer in one of two ways: wirelessly or through a USB system.

Detailed explanation-4: -Explanation: Keyboard is the most commonly used input device.

Detailed explanation-5: -Keyboard and mouse are the most commonly used input devices. Microphone gives sound or voice input to the computer. Output devices are used to display the result or information on the computer. Monitor and the printer are the commonly used output devices.