Operating System Basics Questions and Answers

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Q121
What is the name of the software which deals with the running of the actual computer and not with the programming problems?
  • A Operating system
  • B System program
  • C Object program
  • D Source program
Answer: Option B
Q122
Consider the two statements. (A) A network operating system, the users access remote resources in the same manner as local resource. (B) In a distributed operating system, the user can access remote resources either by logging into the appropriate remote machine or transferring data from the remote machine to their own machine. Which of the statement is true?
  • A A true, B false
  • B B true, A false
  • C Both A and B false
  • D Both A and B true
Answer: Option C
Q123
Using Priority Scheduling algorithm, find the average waiting time for the following set of processes given with their priorities in the order: Process : Burst Time : Priority respectively . P1 : 10 : 3 , P2 : 1 : 1 , P3 : 2 : 4 , P4 : 1 : 5 , P5 : 5 : 2.
  • A 8 milliseconds
  • B 8.2 milliseconds
  • C 7.75 milliseconds
  • D 3 milliseconds
Answer: Option B
Q124
Which of the following will determine your choice of systems software for your computer ?
  • A Is the applications software you want to use compatible with it ?
  • B Is it expensive ?
  • C Is it compatible with your hardware ?
  • D Both 1 and 3
Answer: Option D
Q125
What is a shell ?
  • A It is a hardware component
  • B It is a command interpreter
  • C It is a part in compiler
  • D It is a tool in CPU scheduling
Answer: Option B
Q126
The operating system manages ________.
  • A Memory
  • B Processor
  • C Disk and I/O devices
  • D All of the above
Answer: Option D
Q127
The Hardware mechanism that enables a device to notify the CPU is called __________.
  • A Polling
  • B Interrupt
  • C System Call
  • D None of the above
Answer: Option B
Q128
___________ begins at the root and follows a path down to the specified file
  • A Relative path name
  • B Absolute path name
  • C Standalone name
  • D All of the above
Answer: Option B
Q129
Process State is a part of
  • A Process Control block
  • B Inode
  • C File Allocation Table
  • D None of the above
Answer: Option A
Q130
Virtual Memory is commonly implemented by __________.
  • A Segmentation
  • B Swapping
  • C Demand Paging
  • D None of the above
Answer: Option C

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