MCQ IN COMPUTER SCIENCE & ENGINEERING

COMPUTER SCIENCE AND ENGINEERING

OPERATING SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is a device driver?
A
Acts as a way of turning machine code in to low level programming
B
A type of printer or scanner
C
A program that manages the devices attached to your computer.
D
Something that manages your variables.
Explanation: 

Detailed explanation-1: -A device driver is defined as a software program without a user interface (UI) that manages hardware components or peripherals attached to a computer and enables them to function with the computer smoothly.

Detailed explanation-2: -A driver provides a software interface to hardware devices, enabling operating systems and other computer programs to access hardware functions without needing to know precise details about the hardware being used.

Detailed explanation-3: -A device driver is a particular form of software application that allows one hardware device (such as a personal computer) to interact with another hardware device (such as a printer). A device driver may also be called a software driver.

Detailed explanation-4: -USB flash drives (or thumb drive) USB webcams. USB sound cards. USB hubs (devices that turn one USB port into two or more)

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