Types of Operating Systems MCQs
Types of Operating Systems – MCQs
Class: CBSE Class 9 Computer Science
Section: Operating System
Topic: Types of Operating Systems
Board: CBSE Board Examination (Based on NCERT Syllabus)
Section: Operating System
Topic: Types of Operating Systems
Board: CBSE Board Examination (Based on NCERT Syllabus)
1. An operating system that allows only one user at a time is called?
Answer: B
Explanation: A single-user operating system allows only one user to operate the computer at a time.
Explanation: A single-user operating system allows only one user to operate the computer at a time.
2. Which OS allows multiple users to work simultaneously?
Answer: B
Explanation: Multi-user OS enables more than one user to access system resources at the same time.
Explanation: Multi-user OS enables more than one user to access system resources at the same time.
3. An OS that processes tasks in groups is called?
Answer: B
Explanation: Batch OS processes similar jobs together without user interaction.
Explanation: Batch OS processes similar jobs together without user interaction.
4. Real-time OS is mainly used in?
Answer: C
Explanation: Real-time OS provides immediate response and is used in systems like traffic control and medical equipment.
Explanation: Real-time OS provides immediate response and is used in systems like traffic control and medical equipment.
5. Time-sharing OS divides CPU time among?
Answer: C
Explanation: Time-sharing OS allocates CPU time slices among multiple users or tasks.
Explanation: Time-sharing OS allocates CPU time slices among multiple users or tasks.
6. Which OS manages networked computers?
Answer: A
Explanation: Network OS manages resources across computers connected through a network.
Explanation: Network OS manages resources across computers connected through a network.
7. Distributed OS works on?
Answer: B
Explanation: Distributed OS coordinates multiple computers to work as a single system.
Explanation: Distributed OS coordinates multiple computers to work as a single system.
8. Example of single-user OS?
Answer: A
Explanation: Windows for personal computers is typically used by one user at a time.
Explanation: Windows for personal computers is typically used by one user at a time.
9. Example of multi-user OS?
Answer: B
Explanation: UNIX allows multiple users to access system resources simultaneously.
Explanation: UNIX allows multiple users to access system resources simultaneously.
10. Embedded OS is used in?
Answer: D
Explanation: Embedded OS is used in special-purpose devices like ATMs and appliances.
Explanation: Embedded OS is used in special-purpose devices like ATMs and appliances.
11. MS-DOS is an example of?
Answer: B
Explanation: MS-DOS supports only one user at a time.
Explanation: MS-DOS supports only one user at a time.
12. Which OS gives instant response?
Answer: B
Explanation: Real-time OS provides immediate processing and response.
Explanation: Real-time OS provides immediate processing and response.
13. Time-sharing OS improves?
Answer: B
Explanation: Time-sharing improves interactive computing experience.
Explanation: Time-sharing improves interactive computing experience.
14. Which OS is best for banking systems?
Answer: A
Explanation: Banking systems require quick response and reliability.
Explanation: Banking systems require quick response and reliability.
15. Batch OS is suitable for?
Answer: A
Explanation: Batch OS is useful for repetitive data processing tasks like payroll.
Explanation: Batch OS is useful for repetitive data processing tasks like payroll.
16. Network OS allows sharing of?
Answer: D
Explanation: Network OS enables sharing of files, printers, and resources.
Explanation: Network OS enables sharing of files, printers, and resources.
17. Distributed OS increases?
Answer: B
Explanation: Distributed systems enhance resource sharing and reliability.
Explanation: Distributed systems enhance resource sharing and reliability.
18. Real-time OS is classified into?
Answer: A
Explanation: Real-time OS can be Hard (strict deadlines) or Soft (flexible deadlines).
Explanation: Real-time OS can be Hard (strict deadlines) or Soft (flexible deadlines).
19. Time-sharing OS uses?
Answer: A
Explanation: CPU time is divided into small slices among tasks.
Explanation: CPU time is divided into small slices among tasks.
20. Operating systems are classified based on?
Answer: D
Explanation: OS types are categorized based on users, processing techniques, and applications.
Explanation: OS types are categorized based on users, processing techniques, and applications.
