Wednesday, January 1, 2020

The Keyboard


Keyboard is the most common text-based input device. Computer keyboards are similar to electronic typewriter keyboards with additional keys. The keyboard is used to enter (type in) letters, numbers and other characters. Most keyboards have between 80 and 110 keys. 

Computer Hardware MCQs Set-1

Computer Hardware MCQs Set-1

1. _____________ supplies proper electricity to other parts inside the CPU box.




2. Which of these devices is used in banks for processing cheques?




3. Which memory is directly accessible to the CPU?




4. Name of the input device used by artists to draw pictures on a computer.




5. Which of the following is not an input device ?




6. A scanner scans________




7. Which of the following is an example of an input Device ?




8. Which of the following is a small input device used to select and display objects on a screen?




9. BIOS is stored on___________




10. We will use an ____________ for reading and evaluating multiple choice answers.




11. The platters of hard disk are coated with a ______________ material.




12. What type of devices are computer speakers or headphones?




13. RAM stands for_______




14. Default pointing device of a laptop is_______




15. Which of the following produces high quality output?





The Keyboard


Keyboard is the most common text-based input device. Computer keyboards are similar to electronic typewriter keyboards with additional keys. The keyboard is used to enter (type in) letters, numbers and other characters. Most keyboards have between 80 and 110 keys.