22) The volatility of a file refers to

the number of records added or deleted from a file composed to the original number of records in that file

efficiency with which non-sequential files are processed

the extent where the records of the file are contiguous and in proximity to others

percentage of records that has changed in a given time period.

Answer is:

the number of records added or deleted from a file composed to the original number of records in that file

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23) Number of minimal set of required file operations are

two

four

five

six

Answer is:

six

24) Which types of file organization are supported by magnetic tape

random files

contiguous sequential file

indexed sequential file

all of these

Answer is:

contiguous sequential file

25) Shared sub-directories and files are example of

a cyclic graph directory

tree structured direction

one level directory

none of these

Answer is:

a cyclic graph directory

26) Consider six files : F1, F2, F3, F4, F5, F6 with corresponding sizes 100, 200, 70, 40, 250 and 50 respectively, the files are to be stored on a sequential device in such a way that as to optimize access time. In what order should the files be stored?

F6, F5, F4, F3, F2, F1

F1 F2, F3, F4, F5, F6

F5, F2, F1, F3, F6 , F4

F4, F6, F3, F1 F2, F5

Answer is:

F4, F6, F3, F1 F2, F5

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22) The volatility of a file refers to

the number of records added or deleted from a file composed to the original number of records in that file

Operating System MCQ with Answers

Related Operating System MCQ with Answers

23) Number of minimal set of required file operations are

six

24) Which types of file organization are supported by magnetic tape

contiguous sequential file

25) Shared sub-directories and files are example of

a cyclic graph directory

26) Consider six files : F1, F2, F3, F4, F5, F6 with corresponding sizes 100, 200, 70, 40, 250 and 50 respectively, the files are to be stored on a sequential device in such a way that as to optimize access time. In what order should the files be stored?

F4, F6, F3, F1 F2, F5

Operating System MCQ with Answers