Trivia On Operating System: Quiz!

34 Questions | By Bscit_it | Updated: Mar 22, 2022 | Attempts: 179

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Trivia On Operating System: Quiz! - Quiz

Questions and Answers

1.

What does F I FO stand for?
- A.
  
  First in first out
- B.
  
  First in fast out
- C.
  
  Both
- D.
  
  None of these
2.

Which of the following is not an objective of the operating system?
- A.
  
  Process Management
- B.
  
  Convenience
- C.
  
  Efficiency
- D.
  
  Ability to evolve
3.

Which of the machines were developed in 1970?
- A.
  
  Mainframes
- B.
  
  Mini computers
- C.
  
  Desktop computers
- D.
  
  Handheld computers
4.

Which machines developed in the decade 1980?
- A.
  
  Mainframes
- B.
  
  Mini computers
- C.
  
  Desktop computers
- D.
  
  Handheld computers
5.

Which machines developed in the decade 1990?
- A.
  
  Mainframes
- B.
  
  Mini computers
- C.
  
  Desktop computers
- D.
  
  Handheld computers
6.

The program counter is the special registered address of the next instruction to be fetched.
- A.
  
  True
- B.
  
  False
7.

The lowest level of memory is a magnetic disk.
- A.
  
  True
- B.
  
  False
8.

Magnetic disk is used as a storage device in a computer system.
- A.
  
  True
- B.
  
  False
9.

Which of the following are the opening system services?
- A.
  
  File System manipulation
- B.
  
  Error detection
- C.
  
  Communication
- D.
  
  All of the above
10.

Top-level directory in the hierarchical directory systems is:
- A.
  
  Root directory
- B.
  
  User directory
- C.
  
  User subdirectory
- D.
  
  User file
11.

UNIX command line interface is called as?
- A.
  
  Shell
- B.
  
  System calls
- C.
  
  Kernel
- D.
  
  None of these
12.

Which of these is a type of system call?
- A.
  
  Process control
- B.
  
  Open
- C.
  
  Read
- D.
  
  Close
13.

Which of the operating system has no structure?
- A.
  
  Monolithic system
- B.
  
  Layered system
- C.
  
  Both
- D.
  
  None
14.

In layered system which layer is responsible for handling the allocation of the processor?
- A.
  
  Layer 0
- B.
  
  Layer 1
- C.
  
  Layer 2
- D.
  
  Layer 3
15.

A program under execution is called as?
- A.
  
  Process
- B.
  
  Thread
- C.
  
  Program counter
- D.
  
  Stack pointer
16.

PCB stands for?
- A.
  
  Process control block
- B.
  
  Process cancelation block
- C.
  
  Process cipher bloxk
- D.
  
  None of these
17.

Which field points to another process control block?
- A.
  
  Pointer
- B.
  
  Current state
- C.
  
  Priority
- D.
  
  Registers
18.

Switching off CPU back and forth between processes is called as?
- A.
  
  Context switching
- B.
  
  Multiprogramming
- C.
  
  Thread
- D.
  
  None of these
19.

A single sequence stream within a process is called as?
- A.
  
  Thread
- B.
  
  Process
- C.
  
  Thread usage
- D.
  
  None of these
20.

The kernel is unaware of the thread in which type of thread?
- A.
  
  User level thread
- B.
  
  Kernel level thread
- C.
  
  Both
- D.
  
  None of these
21.

Thread management is carried out by the kernel in?
- A.
  
  Kernel level thread
- B.
  
  User level thread
- C.
  
  Both
- D.
  
  None of these
22.

Which of these is a multithreading model?
- A.
  
  One to one
- B.
  
  Many to one
- C.
  
  Many to many
- D.
  
  All of the above
23.

IPC stands for?
- A.
  
  Inter process communication
- B.
  
  Inter parallel communication
- C.
  
  Both
- D.
  
  None
24.

What happens when more than one process writes data items?
- A.
  
  Race condition
- B.
  
  Critical region
- C.
  
  Mutual exclusion
- D.
  
  None of these
25.

The portion of the program where the shared memory is accessed is called?
- A.
  
  Critical region
- B.
  
  Race condition
- C.
  
  Mutual exclusion
- D.
  
  All of the above