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1:	The cat command is used to: create a file display contents of a file both of the above not a UNIX command
2:	The maximum length of a file name may be: 8 characters 15 characters 256 characters no restrictions on file name length in UNIX
3:	The more command is used to: display the contents of text files display the contents of any type of file display all of a text file get more help on a command
4:	What is the function of the following command grep "Mark Black" /etc/passwd It searches for the name Mark Black in the /etc/passwd file. It searches for the word Mark in the Black and /etc/passwd files. It is an ambiguous command with unpredictable results. We can use the find command here instead of grep .
5:	Consider a directory with five files in it. The file names are pg.c , pg1.c , pg2.c , pg3.cpp , and pg10.c . We use the command ls pg?.? . The files displayed are: pg1.c , pg2.c pg1.c , pg2.c , pg10.c pg1.c , pg2.c , pg3.cpp pg2.c , pg10.c
6:	How can you tell the number of user accounts on a UNIX system? by using the number command by asking the system administrator by counting the users one by one by counting lines in the /etc/passwd file
7:	You are currently in the /home/boota directory. Which command will bring you the to /etc directory? cd etc cd ../../etc cd /etc both options B and C

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