Operating System Basics Questions and Answers

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Q251
Relative address in memory management is
  • A Independent of some known point
  • B Dependent to some known point
  • C Actual location in the main memory
  • D None of these
Answer: Option B
Q252
A Absolute loading B Re-locatable loading D Dynamic Run-Time loading; 1. For loader, load module, either is an absolute main memory address or specific address reference. 2. For loader, load modules have no absolute address. 3. For loader , load modules have alll memory reference in relative form.
  • A A-1, B-2, C-3
  • B A-2, B-3, C-1
  • C A-1, B-3, C-2
  • D A-3, B-2, C-1
Answer: Option A
Q253
For load-time dynamic linking
  • A Load module (application module) to be loaded is read into memory.
  • B Some of the linking is postponed until execution time.
  • C External reference to target modules remain in the loaded program.
  • D None of these
Answer: Option A
Q254
In thread schedulling, load sharing is referred to
  • A Simultaneous schedulling of threads that make up a single process.
  • B Implicit scheduling defined by the assigment of threads to processors
  • C A global queue of ready thread is maintained and each processor, when idle, selects a thread from queue.
  • D None of these
Answer: Option C
Q255
The real time task
  • A The tasks that reacts to events that take place in out side world.
  • B The tasks that do not reacts to the outside world events.
  • C The tasks are independent of the time when it occurs
  • D None of these
Answer: Option A
Q256
Hard real-time tasks are
  • A A real time task that do not require dead line constraints
  • B A real time task that requires dead the constraints
  • C A task independent to time when it occurs
  • D None of these
Answer: Option B
Q257
The deterministic operating system
  • A where operations are performed with in pre-determined time interval.
  • B Where operations can be performed with out pre-determined time interval.
  • C The operating time can not be determined.
  • D None of these
Answer: Option A
Q258
Responsive real time operating system
  • A The interruption is acknowledge system operating system response to interrupt.
  • B Once the operation starts no interrupt is acknowedge
  • C The operation completes in fixed inter of time
  • D None of these
Answer: Option A
Q259
In multi processor schedulling; A: Gang scheduling, B: Dynamic scheduling, C: Dedicated processor management.; 1- The number of threads in a process can be altered furing the occurs of execution. 2- This provides implicit scheduling defined by the assignment of threads ot processors, 3- it is applied to the simultaneous scheduling of threads that make up a single process.
  • A A-1, B-2, C-3
  • B A-2, B-1, C-3
  • C A-1, B-3, C-2
  • D A-3,B-1, C-1
Answer: Option D
Q260
In real time computing
  • A The result of computation does not depend on the time at which computation is done
  • B The result of computation also depends on the time at which computation is done.
  • C The results are independent of the time considered
  • D None of these
Answer: Option B

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