MCQ IN COMPUTER SCIENCE & ENGINEERING

Detailed explanation-1: -The control unit of the central processing unit regulates and integrates the operations of the computer. It selects and retrieves instructions from the main memory in proper sequence and interprets them so as to activate the other functional elements of the system at the appropriate moment…

Detailed explanation-2: -Answer. Answer: An operating system controls all the activities of a computer.

Detailed explanation-3: -Operating systems control hardware access, manage files and folders, provide a user interface, and manage applications. The operating system manages the interaction between applications and the hardware.

Detailed explanation-4: -Answer and Explanation: The statement is True. An operating system is a set of programs that manages and controls the computer hardware, program files, data, and other system resources and provides means for the user to control the computer using a graphical user interface (GUI).