Tag: programming languages

Questions Related to programming languages

Which function can be used to return such information about a file as its UID, GID, CTIME, etc.?

technology programming languages

  1. file

  2. stat

  3. info

  4. mode

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Correct Option: B

Which modifier can be used when matching in Perl to ignore case?
technology programming languages

  1. s

  2. v

  3. i

  4. c

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Correct Option: C

Which function can be used to break up a string into more than one part based upon a separator?
technology programming languages

  1. chop

  2. split

  3. divide

  4. parse

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Correct Option: B

Which file test can be done to see if a file has the sticky bit set on it?
technology programming languages

  1. -s

  2. -l

  3. -S

  4. -k

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Correct Option: D

Within a loop, which operator immediately ends execution of the loop?
technology programming languages

  1. next

  2. last

  3. redo

  4. leave

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Correct Option: B

You want to close the directory handle EVAN. Which of the following should you use to accomplish this?
technology programming languages

  1. close EVAN;

  2. closedir EVAN;

  3. close_directory EVAN;

  4. none of the above

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Correct Option: B
Explanation:

To solve this question, the user needs to know how to close a directory handle in a programming language.

The correct option to close a directory handle in a programming language is closedir EVAN;.

Option A close EVAN; is incorrect because close is used to close a file handle, not a directory handle.

Option C close_directory EVAN; is incorrect because there is no such function or command in most programming languages.

Option D none of the above is incorrect because option B closedir EVAN; is the correct command to close a directory handle in most programming languages.

Therefore, the answer is: B. closedir EVAN;

Which function can be used to print a message to standard error, but not quit the program?
technology programming languages

  1. warn

  2. alert

  3. tell

  4. notifiy

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Correct Option: A

Your script has just read in a variable from the keyboard and you want to strip that variable of the newline character that came in. What operator should you use to perform this operation?
technology programming languages

  1. tidy

  2. trim

  3. chomp

  4. slim

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Correct Option: C

Which file test can be done to see if a file is a symbolic link?
technology programming languages

  1. -s

  2. -l

  3. -S

  4. -k

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Correct Option: B

Which Perl function can be used to launch a child process to run a program?
technology programming languages

  1. split

  2. spin

  3. fork

  4. system

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Correct Option: D