1. If a process is executing in its critical section, then no other processes can be executing in their critical section. This condition is called
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mutual exclusion
critical exclusion
synchronous exclusion
2. What is the name of the operating system that reads and reacts in terms of actual time?
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Real time system
Time sharing system
Quick response system
3. Run time mapping from virtual to physical address is done by
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memory management unit
CPU
PCI
4. Memory management technique in which system stores and retrieves data from secondary storage for use in main memory is called
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fragmentation
paging
mapping
5. The ______ register is written by the host to send output.
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status
control
data in
6. The allocation of processors by process management is also known as the CPU ___
7. When a computer is ___ of any software it is just like dead body.
8. Bringing a page into memory only when it is needed,this mechanism is called
9. A program used to translate high-level lang. to machine level language is called
10. Code files corresponding to the incomplete pension of program area
11.Co-Operating has several advantages.
12. It is a register and holds the address of the next instruction to be executed.
13.The main advantage of the interrupt concept is the elimination of
14. MAR stands for
15. A circuitry that processes that responds to and processes the basic instructions that are required to drive a computer system is
16. In which ways a macro processor for assembly language can be implemented
17. Which of the following commands should you use to delete files on a linux system?
18. Any electronic holding place where data can be stored and retrieved later whenever required is
19. torage is a system where a robotic arm will connect or disconnect off- line mass storage media according to the computer operating system demands.
20. What is the location of the internal registers of CPU?
21.If M denotes the number of memory locations and N denotes the word size, then an expression that denotes the storage capacity is
22. An un-interruptible unit is known as
23. Which one of the following is not a computer language?
24. If the process can be moved during its execution from one memory segment to another, then binding must be
25. The run time mapping from virtual to physical addresses is done by a hardware device called the
26. ___ allows plug-in hardware to include boot-time diagnostics, configuration code, and device drivers that will run on any kind of CPU.
27. In the mid-1980s, researches at Carnegie Mellon University developed an operating system called ___ that modularized the kernel using the microkernel approach.
28. Generally when the number of frames available increases, the number of page faults should decrease. Instead, if the page faults also increase, this unexpected result is called ___.
29. PFF stands for ___.
30. What does MBR stand for ?
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