Unix MCQs (Chapterwise Multiple Choice Questions)

Which of the following is not contained in the inode structure?

Date file was modified last

File name

Number of hard links

File size

User ID of Owner

Answer & Explanation

Correct Answer: File name

Note: This Question is unanswered, help us to find answer for this one

Unix uses a ____ to keep track of which processes are using shared program code.

Pointer

Text table

Binary file

Database

Answer & Explanation

Correct Answer: Text table

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You have two variables, v1 and v2. You want to assign the value of v2 to v1.Which of the following declarations is correct ?

v1=v2

v1=$v2

v1=${v2}

a or b.

b or c.

Answer & Explanation

Correct Answer: b or c.

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You are writing a shell script.For a given condition, you want to terminate a loop. Which command will you use ?

terminate

end

break

stop

exit

Answer & Explanation

Correct Answer: break

Note: This Question is unanswered, help us to find answer for this one

Which of the following statements is incorrect regarding variables?

Variables have no data type.

Variables can be local or global.

Variables can be created at the $ prompt or within a shell script.

Global variables are created by the global command.

Environment variables are created by the shell.

Answer & Explanation

Correct Answer: Global variables are created by the global command.

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What happens if you try to create a directory with a name that has already been used?

you get an error message

the directory is emptied (all files in it are deleted)

you'll be entered into a sub shell to fix the problem

the old directory will be renamed with '.bak' extension

Answer & Explanation

Correct Answer: you get an error message

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The shell variable that defines internal field separator is.

PS1

PATH

HOME

LOGNAME

IFS

Answer & Explanation

Correct Answer: IFS

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The Unix escape character is:

/

\

!

|

Answer & Explanation

Correct Answer: \

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Which of the following is NOT a scripting language in Unix?

Tcl

Perl

Python

script

Answer & Explanation

Correct Answer: script

Note: This Question is unanswered, help us to find answer for this one

Which of the following statements is not true regarding UNIX ?

The kernel does not incorporate a command interpreter.

There can only be one command interpreter.

UNIX uses a utility program called the shell to provide the user interface.

The shell includes features such as interactive processing and background processing.

There are various kinds of shells.

Answer & Explanation

Correct Answer: There can only be one command interpreter.

Note: This Question is unanswered, help us to find answer for this one

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