Where is the operating system of a Raspberry Pi stored?

• A.On the master device attached to the Raspberry Pi's IDE bus.
• B.On rewritable flash storage which is built into the Raspberry Pi.
• C.On a removable SD cardwhich is put into the Raspberry Pi.
• D.On a Linux extension module connected to the Raspberry Pi's GPIO pins.
• E.On a read only partition on the Raspberry Pi's firmware, next to the BIOS.

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Which of the following programs are web servers? (Choose two.)

• A.Apache HTTPD
• B.Postfix
• C.Curl
• D.Dovecot
• E.NGINX

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Which command copies the contents of the directory /etc/, including all sub-directories, to /root/?

• A.rcp /etc/* /root
• B.cp -R /etc/*.* /root
• C.copy /etc /root
• D.cp -v /etc/* /root
• E.cp -r /etc/* /root

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Which ofthe following commands creates an archive filework.tarfrom the contents of the directory./ work/?

• A.tar work.tar < ./work/
• B.tar -create work.tgz -content ./work/
• C.tar --new work.tar ./work/
• D.tar work > work.tar
• E.tar -cf work.tar ./work/

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What is true about the owner of a file?

• A.The owner of a file cannot be changed once it is assigned to an owner.
• B.Each file is owned by exactly one user and one group.
• C.The user owning a file must be a member of the file's group.
• D.When a user is deleted, all files owned by the user disappear.
• E.The owner of a file always has full permissions when accessing the file.

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