Which of the following commands can be used to download the RPM package kernel without installing it?

• A.rpm --download --package kernel
• B.yum download --no-install kernel
• C.rpmdownload kernel
• D.yumdownloader kernel

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What is the difference between the i and a commands of the vi editor?

• A.i (interactive) requires the user to explicitly switch between vi modes whereas a (automatic) switches modesautomatically.
• B.i (insert) inserts text before the current cursor position whereas a (append) inserts text after the cursor.
• C.i (interrupt) temporarily suspends editing of a file to the background whereas a (abort) terminates editing.
• D.i (independent rows) starts every new line at the first character whereas a (aligned rows) keeps the indentation of the previous line.

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Which of the following pieces of information of an existing file is changed when a hard link pointing to that file is created?

• A.File size
• B.Modify timestamp
• C.Link count
• D.Inode number
• E.Permissions

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FILL BLANK
Which file from the /proc/file system contains a list of all currently mounted devices? (Specify the full name of the file, including path.)

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Given a log file loga.log with timestamps of the format DD/MM/YYYY:hh:mm:ss, which command filters out all log entries in the time period between 8:00 am and 8:59 am?

• A.grep -E ':08:[09]+:[09]+' loga.log
• B.grep -E ':08:[00]+' loga.log
• C.grep -E loga.log ':08:[0-9]+:[0-9]+'
• D.grep loga.log ':08:[0-9]:[0-9]'
• E.grep -E ':08:[0-9]+:[0-9]+' loga.log

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