What is the UID of the user root?

• A.1
• B.-1
• C.255
• D.65536
• E.0

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What is defined by a Free Software license?

• A.Details of the technical documentation each contributor has to provide.
• B.The programming languages which may be used to extend the licensed program.
• C.A complete list of libraries required to compile the licensed software.
• D.Limits on the purposes for which the licensed software may be used.
• E.Conditions for modifying and distributing the licensed software.

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Which of the following commands finds all lines in the file operating-systems.txt which contain the term linux, regardless of the case?

• A.less -i linux operating-systems.txt
• B.igrep linux operating-systems.txt
• C.cut linux operating-systems.txt
• D.cut [Ll] [Ii] [Nn] [Uu] [Xx] operating-systems.txt
• E.grep -i linux operating-systems.txt

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Which package management tool is used in Red Hat-based Linux Systems?

• A.portage
• B.apt-get
• C.dpkg
• D.rpm
• E.packagectl

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Which of the following examples shows the general structure of a forloop in a shell script?
for *.txt as file => echo $file

• A.do
  echo $i
  done
  for ls *.txt exec {} \;
• B.for file in *.txt
• C.echo $i
  }
• D.foreach @{file} {
• E.for *.txt ( echo $i )

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