Operating System Basics Questions and Answers

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Q91
A process is
  • A program in execution
  • B a concurrent program
  • C any sequential program
  • D something which prevents deadlock
Answer: Option A
Q92
The collection of processes on the disk that is waiting to be brought into memory for execution forms the ___________
  • A Ready queue
  • B Device queue
  • C Input queue
  • D Priority queue
Answer: Option C
Q93
Demand paged memory allocation
  • A allows the virtual address space to be independent of the physical memory
  • B allows the virtual address space to be a multiple of the physical memory size
  • C allows deadlock tobe detected in paging schemes
  • D is present only in Windows NT
Answer: Option A
Q94
Which is not an Operating System ?
  • A Windows 95
  • B MS-DOS
  • C Windows 3.1
  • D Windows 2000
Answer: Option C
Q95
The operating system manages ________.
  • A Memory
  • B Processor
  • C Disk and I/O devices
  • D All of the above
Answer: Option D
Q96
It is not the layer of the Operating system.
  • A Kernel
  • B Shell
  • C Application program
  • D Critcal Section
Answer: Option D
Q97
___________ 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
Q98
Who is called a supervisor of computer acitvity ?
  • A CPU
  • B Operating system
  • C Control unit
  • D Application Program
Answer: Option B
Q99
Consider the two statements. (A) Protection is an internal problem. (B) Security is considered as an external environment within which the system works. Which of the statement is not true?
  • A Only A
  • B Only B
  • C Both A and B
  • D None of the above
Answer: Option D
Q100
The process related to process control, file management, device management, information about system and communication that is requested by any higher level language can be performed by __________.
  • A Editors
  • B Compilers
  • C System Call
  • D Caching
Answer: Option C

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