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MCQs

Total Questions : 10
Question 1. To access the services of operating system, the interface is provided by the:
  1.    system calls
  2.    API
  3.    library
  4.    assembly instructions
 Discuss Question
Answer: Option A. -> system calls


None.


Question 2. What is operating system?
  1.    collection of programs that manages hardware resources
  2.    system service provider to the application programs
  3.    link to interface the hardware and application programs
  4.    all of the mentioned
 Discuss Question
Answer: Option D. -> all of the mentioned


None.


Question 3. Which one of the following is not true?
  1.    kernel is the program that constitutes the central core of the operating system
  2.    kernel is the first part of operating system to load into memory during booting
  3.    kernel is made of various modules which can not be loaded in running operating system
  4.    kernel remains in the memory during the entire computer session
 Discuss Question
Answer: Option C. -> kernel is made of various modules which can not be loaded in running operating system


None.


Question 4. The main function of the command interpreter is:
  1.    to get and execute the next user-specified command
  2.    to provide the interface between the API and application program
  3.    to handle the files in operating system
  4.    none of the mentioned
 Discuss Question
Answer: Option A. -> to get and execute the next user-specified command


None.


Question 5. Which one of the following error will be handle by the operating system?
  1.    power failure
  2.    lack of paper in printer
  3.    connection failure in the network
  4.    all of the mentioned
 Discuss Question
Answer: Option D. -> all of the mentioned


None.


Question 6. By operating system, the resource management can be done via:
  1.    time division multiplexing
  2.    space division multiplexing
  3.    both (a) and (b)
  4.    none of the mentioned
 Discuss Question
Answer: Option C. -> both (a) and (b)


None.


Question 7. The OS X has:
  1.    monolithic kernel
  2.    hybrid kernel
  3.    microkernel
  4.    monolithic kernel with modules
 Discuss Question
Answer: Option B. -> hybrid kernel


None.


Question 8. If a process fails, most operating system write the error information to a:
  1.    log file
  2.    another running process
  3.    new file
  4.    none of the mentioned
 Discuss Question
Answer: Option A. -> log file


None.


Question 9. Which one of the following is not a real time operating system?
  1.    VxWorks
  2.    Windows CE
  3.    RTLinux
  4.    Palm OS
 Discuss Question
Answer: Option D. -> Palm OS


None.


Question 10. Which facility dynamically adds probes to a running system, both in user processes and in the kernel?
  1.    DTrace
  2.    DLocate
  3.    DMAP
  4.    DAdd
 Discuss Question
Answer: Option A. -> DTrace


None.


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