Functions of Operating System MCQs
Functions of Operating System – Class 6 MCQs
Class: 6 |
Subject: Computer Science |
Section: Computer Software |
Topic: Functions of Operating System
Prepared systematically as per CBSE Board Examination pattern and strictly based on the NCERT syllabus.
Prepared systematically as per CBSE Board Examination pattern and strictly based on the NCERT syllabus.
1. The operating system manages all the ______ of a computer.
Answer: B
The OS manages resources such as CPU, memory, storage, and input/output devices to ensure smooth functioning.
The OS manages resources such as CPU, memory, storage, and input/output devices to ensure smooth functioning.
2. Which function controls computer memory?
Answer: B
Memory management allocates and deallocates RAM space for programs efficiently.
Memory management allocates and deallocates RAM space for programs efficiently.
3. Managing files and folders is called:
Answer: B
OS organizes, stores, retrieves, and deletes files through file management.
OS organizes, stores, retrieves, and deletes files through file management.
4. OS controls printers, keyboards, and mouse through:
Answer: B
Device management controls all hardware devices connected to the computer.
Device management controls all hardware devices connected to the computer.
5. Running multiple programs is handled by:
Answer: A
Process management schedules and executes multiple tasks efficiently.
Process management schedules and executes multiple tasks efficiently.
6. OS provides security by:
Answer: A
Security features prevent unauthorized access through passwords and permissions.
Security features prevent unauthorized access through passwords and permissions.
7. The OS allocates CPU time through:
Answer: B
Scheduling decides which process gets CPU time.
Scheduling decides which process gets CPU time.
8. Creating, deleting, and renaming files is part of:
Answer: B
File management handles all file operations.
File management handles all file operations.
9. OS controls input and output devices using:
Answer: A
Device drivers help the OS communicate with hardware.
Device drivers help the OS communicate with hardware.
10. Memory allocation means:
Answer: B
RAM is assigned to programs temporarily while running.
RAM is assigned to programs temporarily while running.
11. OS manages disk space through:
Answer: A
File systems organize storage on disks.
File systems organize storage on disks.
12. Multitasking means:
Answer: B
OS allows multiple programs to run simultaneously.
OS allows multiple programs to run simultaneously.
13. Managing running programs is:
Answer: A
It ensures smooth execution of tasks.
It ensures smooth execution of tasks.
14. OS keeps track of files using:
Answer: A
Directories store file information.
Directories store file information.
15. Device management includes:
Answer: D
All hardware devices are managed by OS.
All hardware devices are managed by OS.
16. Security management protects:
Answer: D
OS security safeguards entire system resources.
OS security safeguards entire system resources.
17. Process scheduling decides:
Answer: B
It decides which process runs first.
It decides which process runs first.
18. OS provides user interface through:
Answer: A
GUI allows interaction using icons and menus.
GUI allows interaction using icons and menus.
19. Managing hardware + software together is:
Answer: A
OS coordinates both hardware and software.
OS coordinates both hardware and software.
20. The main function of OS is:
Answer: A
Resource management is the core function ensuring efficient system operation.
Resource management is the core function ensuring efficient system operation.