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Operating System

This test contains some basic and conceptual questions on operating systems.

15 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

Which of the following operating systems has a fixed time constraint for the completion of processing?

  1. Real-time systems
  2. Batch processing systems
  3. Multiprogramming systems
  4. Multitasking systems
  5. Multiprocessor systems
Question 2 Multiple Choice (Single Answer)

The collection of physically separate heterogenous computers that are networked together to provide users access to various resources are known as ___________.

  1. clustered systems
  2. distributed systems
  3. multiprocessor systems
  4. single processor systems
  5. batch processing systems
Question 3 Multiple Choice (Single Answer)

Which of the following is known as the control module of operating system?

  1. Command processor
  2. Shell
  3. Kernel
  4. File management
  5. Input output management
Question 4 Multiple Choice (Single Answer)

Which of the following gives the address of the next instruction to be executed for the process?

  1. Program counter
  2. CPU registers
  3. Accumulator
  4. Process status
  5. Accounting information
Question 5 Multiple Choice (Single Answer)

The switching of process from running state to ready state denotes ____________.

  1. occurence of an interrupt
  2. completion of input output
  3. input output request
  4. process termination
  5. process being created
Question 6 Multiple Choice (Single Answer)

When a process is waiting to be assigned to a processor, it is said to be in _______ state.

  1. ready
  2. terminate
  3. waiting
  4. running
  5. new
Question 7 Multiple Choice (Single Answer)

The process, in which the page is brought into the memory only when it is needed, is called __________.

  1. demand paging
  2. segmentation
  3. fragmentation
  4. page replacement
  5. page fault
Question 8 Multiple Choice (Single Answer)

Which of the following memory management schemes encounters external fragmentation?

  1. Segmentation
  2. Paging
  3. Paging with segmentation
  4. Swapping
  5. Demand paging
Question 9 Multiple Choice (Single Answer)

Which of the following reasons is responsible for the occurence of page fault?

  1. When the requested page is not loaded in the physical memory
  2. Due to inefficient usage of memory chunks
  3. Thrashing
  4. Mutual exclusion
  5. Swapping
Question 10 Multiple Choice (Single Answer)

When a process is being executed, it is said to be in _______ state.

  1. new
  2. waiting
  3. running
  4. ready
  5. terminate
Question 11 Multiple Choice (Single Answer)

Which of the following memory management schemes suffer from internal fragmentation?

  1. Segmentation
  2. Paging
  3. Demand paging
  4. Segmentation with paging
  5. Swapping
Question 12 Multiple Choice (Single Answer)

The number of processes completed per unit time is known as _________.

  1. waiting time
  2. throughput
  3. turnaround time
  4. response time
  5. dispatch latency
Question 13 Multiple Choice (Single Answer)

With which of the following CPU scheduling algorithms is aging technique associated?

  1. FCFS
  2. Priority based scheduling
  3. SJF
  4. Round Robin scheduling
  5. Multilevel queue scheduling
Question 14 Multiple Choice (Single Answer)

Which of the following statements is incorrect?

  1. Priority algorithm suffers from starvation
  2. FCFS is a non-preemptive algorithm
  3. Round Robin scheduling can be both preemptive and non-preemptive
  4. SJF is provably optimal
  5. FCFS algorithm is not used in time sharing systems
Question 15 Multiple Choice (Single Answer)

The time taken to stop one process and to start another process is known as __________.

  1. dispatch latency
  2. turn-around time
  3. waiting time
  4. throughput
  5. response time
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