operating system set 4 Detailed Explanation And More Example
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The following question based on operating system topic of computer mcq
(a) Controls the operations of computer.
(b) Performs data processing functions.
(c) Stores data and programs.
(d) None of these.
The correct answers to the above question in:
Answer: (c)
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Read more operating system Based Computer Questions and Answers
Question : 1
- Statement A:
- The placement policy determines where in real memory a process piece is to reside.
- Statement B:
- The fetch policy determines when a page should be bought into main memory.
a) A and B both true
b) A and B both false
c) A is true, B is false
d) A is false, B is true
Answer »Answer: (a)
Question : 2
The trace of the process is
a) A set of instructions that execute process
b) A listing of sequence of instructions that execute process
c) A track of network
d) None of these.
Answer »Answer: (b)
Question : 3
The allocation map
a) is used to store program data
b) specifies which blocks are used by which file
c) is updated by applications programs
d) allows programs to erase files
Answer »Answer: (b)
Question : 4
Which combination of the following features will suffice to characterize an OS as a multi programmed OS ? (i) More than one program may be loaded into main memory at the same time for execution. (ii) If a program waits for certain events such as I/O, another program is immediately scheduled for execution. (iii) If the execution of a program terminates, another program is immediately scheduled for execution.
a) (i) only
b) (ii) and (iii)
c) (i) and (iii)
d) (i), (ii) and (iii).
Answer »Answer: (d)
Question : 5
Process is
a) a program in high level language kept on disk
b) contents of main memory
c) a program in execution
d) a job in secondary memory
Answer »Answer: (c)
Question : 6
Processor in computer
a) Controls the operations of the computer/ processes data functions.
b) Stores data and program.
c) Moves data between computer and its external environment.
d) None of these.
Answer »Answer: (a)
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operating system set 1
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operating system Shortcuts and Techniques with Examples
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