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operating systems Online Quiz - 59

Description: operating systems Online Quiz - 59
Number of Questions: 20
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Tags: operating systems
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What is the command used for printing in Shell Script?

technology operating systems

  1. print

  2. printf

  3. echo

  4. echo$

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Correct Option: C

What is the command used for defining a shell variable?
technology operating systems

  1. setenv

  2. setexp

  3. set

  4. unset

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Correct Option: C

Which of the following is a commented line?

technology operating systems

  1. *This is commented

  2. //This is commented

  3. #This is commented

  4. #/This is commented

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Correct Option: C

What is the output? #!/bin/sh msg1="one" Msg2="$msg1 two" Msg3="$msg2 three" echo $msg3
technology operating systems

  1. “””one” two” three”

  2. “one two three”

  3. one two three

  4. “$msg2 three”

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Correct Option: C

Which of the following is a commented line?
technology operating systems

  1. *This is commented

  2. //This is commented

  3. #This is commented

  4. #/This is commented

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Correct Option: C

What is the result of doing the following? date >> file

technology operating systems

  1. The date output is redirected to the file.

  2. The date output is redirected and appended to the end of the file.

  3. The date output is redirected and appended to the beginning of the file.

  4. None of the above

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Correct Option: B

What is the command used for redirecting the standard error (stderr) to a file?
technology operating systems

  2. >>

  3. 2>

  4. <2

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Correct Option: C

What is the output? #!/bin/sh msg1="one" Msg2="$msg1 two" Msg3="$msg2 three" echo $msg3
technology operating systems

  1. “””one” two” three”

  2. “one two three”

  3. one two three

  4. “$msg2 three”

Show answer
Correct Option: C

Which of the following will return the exit code of the last executed command?

technology operating systems

  1. $%

  2. $#

  3. $?

  4. $!

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Correct Option: C

What is the command used for changing the scope of a shell variable to a global variable?
technology operating systems

  1. global

  2. shell

  3. export

  4. None of the above

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Correct Option: C

What is the command used for printing in Shell Script?
technology operating systems

  1. print

  2. printf

  3. echo

  4. echo$

Show answer
Correct Option: C

What is the command used for defining a shell variable?
technology operating systems

  1. setenv

  2. setexp

  3. set

  4. unset

Show answer
Correct Option: C

When was Active Directory first released with?

technology operating systems

  1. Windows 2003 Server

  2. Windows 2000 Server

  3. Windows 2008 Server

  4. Windows 2003 Server R2

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Correct Option: B

What was Active Directory called in older Microsoft documents?

technology operating systems

  1. SIDS

  2. DTDS

  3. NTDS

  4. UIDS

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Correct Option: C

Everything that 'Active Directory' tracks is considered an
technology operating systems

  1. Object

  2. Tree

  3. Domain

  4. Forest

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Correct Option: A

At the top of the Active Directory structure is the
technology operating systems

  1. Domain

  2. Site

  3. Tree

  4. Forest

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Correct Option: D

The objects held within a domain can be grouped into containers called
technology operating systems

  1. Sites

  2. Tree

  3. Organizational Units (OUs)

  4. Trusts

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Correct Option: C

Which command is used to delete all files in the current directory and all its sub-directories?
technology operating systems

  1. go to particular directory and type rm -rf

  2. go to particular directory and type rm*

  3. go to particular directory and type *rm -rf

  4. go to particular directory and type rm -rf*

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Correct Option: D

Which command is used to delete all files in the current directory and all its sub-directories?
technology operating systems

  1. go to particular directory and type rm -rf

  2. go to particular directory and type rm*

  3. go to particular directory and type rm -rf*

  4. go to particular directory and type *rm -rf

Show answer
Correct Option: C

Which command is used to delete all files in the current directory and all its sub-directories?
technology operating systems

  1. go to particular directory and type rm -rf

  2. go to particular directory and type rm*

  3. go to particular directory and type rm -rf*

  4. go to particular directory and type *rm -rf

Show answer
Correct Option: C
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