Check out the MCQs below to embark on an enriching journey through UNIX System. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of UGC CBSE NET Exam.
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UNIX System MCQs | Page 3 of 7
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a. :w i. saves the file and quits
b. :x ii. escapes unix shell
c. :q iii. saves file and remains
in editing mode
d. :sh iv. quits editing mode and
no changes are saved to
a b c d
I. The process table is resident all the time and contain information needed for all processes, even those that are not currently in memory.
II. The user structure is swapped or paged out when its associated process is not in memory, in order not to waste memory on information that is not needed.
Which of the following options is correct with reference to above statements ?
“The pipe sorts all files in the current directory modified in the month of “June” by order of size and prints them to the terminal screen. The sort option skips ten fields then sorts the lines in numeric order.”
Which of the following Unix command will perform above set of operations?
I. It is used to set or change the priority of a process.
II. A process’s nice value can be set at the time of creation.
III. ‘nice’ takes a command line as an argument.
Super block contains the number of i-nodes, the number of disk blocks, and the start of the list of free disk blocks.
An i-node contains accounting information as well as enough information to locate all the disk blocks that holds the file’s data.
INT signal is sent by the terminal driver when one types < Control-C > and it is a request to terminate the current operation.
TERM is a request to terminate execution completely. The receiving process will clean up its state and exit.
WC – l < a >b&
It runs the word count program to count the number of lines in its input, a, writing the result to b, as a foreground process.
It runs the word count program to count the number of lines in its input, a, writing the result to b, but does it in the background.
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