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Unix / Linux Online Quiz
Following quiz provides Multiple Choice Questions (MCQs) related to Unix Framework. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.
Q 1 - What is PPID?
A - Previous process identification
B - Priority process identification
Answer : C
Explanation
The parent process id of a child process.
Q 2 - How does a comment can begin in a shell script file.
Answer : A
Explanation
A comment line begin with # (pound symbol) and is ignored by the shell.
Q 3 - Command used to update access and modification times of a file.
Answer : B
Explanation
touch can even create an empty file apart from updating access and modification time.
Q 4 - Which command can be used to drop a message to all logged in users.
Answer : D
Explanation
wall is considered as broadcasting command. Typically used by admins to pass on important info to all logged in users.
Q 5 - Per user configuration setting are found in the following file of users home directory.
Answer : B
Explanation
Aliases, imported environment variables, etc are part of the configuration settings.
Q 6 - How you list only hidden files?
Answer : A
Explanation
Q 7 - Which command can be used to find resource limits?
Answer : B
Explanation
Answer : A
Explanation
Q 9 - What is the output of the command umask S?
A - Shows mask value using symbolic notion.
B - Shows mask value using octal values
Answer : A
Explanation
Q 10 - Choose the example for character special file.
Answer : B
Explanation