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Q(1) Unix is _______ kind of Operating System.
A   Multi User
B   Multi Processes
C   Multi Tasking
D   All of the above
Q(2) Shell takes care of inter process communication.
A   True
B   False
Q(1) Time Sharing enables multi-tasking in UNIX.
A   True
B   False
Q(2) The % key allows ______.
A   to move the cursor to a matching delimiter, when a delimiters a parenthesis, a bracket, or a brace
B   to move the cursor to the upperleft corner of the screen
C   to move the cursor backward to the beginning of a word
D   to move the cursor to the first column in the current line
Q(1) Which option of rm command is used to remove a directory with all its subdirectories?
A   -a
B   -b
C   -r
D   -d
Q(2) Binary or executable files are called _____.
A   Regular files
B   Device files
C   Special files
D   Directory files
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