Operating System NIOS Class 12th Chapter 2

Operating System Questions and Answers Introduction: An operating system is software that acts as an interface between the computer hardware and the user. It controls all the computer’s resources and helps run programs efficiently. Examples: Windows, Android, Linux, etc.

Very Short Answer Questions

Question: What is an operating system?
Answer: An operating system is system software that acts as an intermediary between the user and the computer hardware.

Question: What is the main function of an operating system?
Answer: The main function of an operating system is to manage and administer computer resources.

Question: Name the most popular operating system.
Answer: The most popular operating system is the Windows operating system.

Question: What is the full form of OS?
Answer: The full form of OS is Operating System.

Question: What type of operating system is Android?
Answer – Operating System is a mobile operating system.

Question – What does CPU mean?
Answer – Central Processing Unit

Question – What is multitasking?
Answer – Performing multiple tasks simultaneously is called multitasking.

Short Answer Question

Question – Write the main functions of an operating system.
Answer – The following are the main functions of an operating system: process management, memory management, file management, device management, and providing security.

Question – What is memory management?
Answer – It manages RAM and decides how much memory is allocated to a program.

Question – What is a file system?
Answer – It is a system for organizing and storing files.

Question – What is a multi-user system?
Answer – A system in which multiple tasks are performed simultaneously is called a multi-user system.

Question – What is multi-processing?
Answer – When a system has more than one central processing unit and they work together, it is called multiprocessing.