Introduction To Operating System

Topic Covered : Operating System, Basics of Operating System, Operating Systems for Desktop and Laptop, Operating Systems for Mobile Phone and Tablets, User Interface for Desktop and Laptop, Task Bar, Icons & shortcuts, running an application, Operating System simple setting, using mouse and changing its properties, changing system date and time, changing display properties, to add or remove Program and its features, adding, removing &sharing Printers, File and Folder management, types of file extensions.

1. Which function key is used as a refresh button?

A) F5

B) F2

C) F6

D) F4

Correct Answer: F5

2. An Operating System (OS) is an interface between a computer user and computer hardware.

A) True

B) False

Correct Answer: True

Explanation : An Operating System (OS) is an interface between a computer user and computer hardware. Examples of operating system are Windows, Linux, Android etc.

3. The command to view the contents of a file in LINUX is ____________ .

A) cd

B) touch

C) mkdir

D) cat

Correct Answer: cat

Explanation : The command to view the contents of a file in LINUX is cat.

4. An example of an operating system is

A) Edge

B) chorme

C) ubantu

D) None

Correct Answer: ubantu

Explanation : ubantu is an example of an operating system.

5. Nowadays the most popular license free computer operating system who is available for free.

A) Linux

B) UNIX

C) Ubuntu

D) Macintosh

Correct Answer: Ubuntu

Explanation : Nowadays the most popular license free computer operating system who is available for free. - Ubuntu

6. Founder of Ubuntu is.

A) Charls babage

B) Mark Shuttleworth

C) Sundar pichai

D) Mark zukerbarg

Correct Answer: Mark Shuttleworth

Explanation : Founder of Ubuntu is Mark Shuttleworth .

7. Examples are Linux, OS X, Mac OS etc.

A) Operating System

B) Application Software

C) File Format

D) Editing Software

Correct Answer: Operating System

Explanation : Examples of Operating Systems are Linux, OS X, Mac OS etc.

8. The full form of OSI?

A) Open system introduction

B) Operating system interconnection

C) Open system interconnection

D) None of these

Correct Answer: Open system interconnection

Explanation : The full form of OSI Open system interconnection

9. It is real time operating system?

A) Offline system

B) Online system

C) A or B

D) None

Correct Answer: Online system

Explanation : Online system is real time operating system .

10. The file system is mostly used in pendrive ?

A) NTFS

B) FAT-32

C) HPFS

D) exFAT

Correct Answer: FAT-32

Explanation : The file system is mostly used in pendrive FAT-32.

11. BIOS is stored in?

A) In ROM

B) In RAM

C) In MEMORY

D) None of these

Correct Answer: In ROM

Explanation : BIOS is stored in ROM memory and full form of ROM is Read Only Memory

12. Which of the following comes under the category of system software?

A) system software

B) utility software

C) Device driver

D) all

Correct Answer: all

Explanation : system software, utility software and Device driver comes under the category of system software.

13. what is the default file extension for web files?

A) .gtml

B) .html or .htm

C) .com

D) .xtml

Correct Answer: .html or .htm

Explanation : .html or .htm is the default file extension for web files.

14. What is Worm Booting?

A) restart computer

B) Starting the computer normally

C) both A and B

D) none

Correct Answer: restart computer

Explanation : Warm Booting refers to restarting system normally occurs.

15. UNIX is a free,reliable alternative to windows xp