Q. To allow only one user to work with a particular file at a particular time, one has to use

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Q. Which of the following remarks about realloc are true?

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Q. The differences between malloc( ) and calloc() are:

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Q. The file that stores an integer as a sequence of characters is a

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Q. If cat x. prints garbage. then x is probably a

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Q. Which of the following file names can be found in more than one directory?

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Q. /bin

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Q. Which of the following information is not present in an i-node ?

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Q. The system identifies a file by its

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Q. The system identifies the end of a file by the

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Q. The command line argument a.out x 'a b' "c d"

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Q. Which of the following metacharacters will be recognized by the shell, even if it comes within double quotes?

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Q. lint should be used

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Q. Environment variables can be accessed by

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Q. Which of the following are character special files

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Q. The .(dot) shell command

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Q. m4

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Q. The first thing that is searched when a command references a file is it

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Q. cc command sequentially invokes

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Q. Among the directory entries, i-node and the file contents. which will be changed when a file is updated?

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