QUESTION 1 What is the definition of the Unix shell a The shell is a program that takes keyboard commands and passes them to the operating system to carry out bThe shell is a program that must run on the graphical user interface in Unix c The shell is also known as the firewall for Unix d The shell is also known as the kernel of the operating system QUESTION 2 When the last character in the shell prompt is a pound sign ( ) instead of a dollar sign ($), what does this usually mean a It means that your last command was invalid b It means that you have logged in from a remote terminal c It means that the terminal session has superuser or root privilges d It means that you have just logged on and there is no command history yet QUESTION 3 What command would you type to view the amount of used and free space on the computer's disk drives a df b diskstat c free d fs QUESTION 4 Which command would you type to display your current working directory a prwd b lwd c pwd d workdir QUESTION 5 Which command would you type to view the detailed contents of a directory, including file permssions a ls b ls l c dir a d ld p QUESTION 6 Why would you inspect a file using the file utility before viewing it with the less command a To verify the permissions b To scan for viruses c To make sure you are trying to open a text file and not a binary file, as attempting to view binary files can mess up your terminal d To convert the file into a format that less can understand QUESTION 7 Which directory holds most of the system configuration files in Unix a bin b var c etc d root QUESTION 9 Given a directory with the following files, which files would remain after typing rm a z homework1 txt Household repairs txt homeworkold txt computers doc help txt a computers doc b homework1 txt Household repairs txt homeworkold txt computers doc help txt c Household repairs txt d none would remain QUESTION 10 You have two folders in your home directory Homework and Homework old Which command would you type to move all the files within the Homework directory to the Homework old directory a mv Homework Homework old b mv Homework Homework old c mv a Homework Homework old d mv Homework old Homework

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QUESTION 1- What is the definition of the Unix shell? a.The shell is a program that takes keyboard commands and passes them to the operating

QUESTION 1-What is the definition of the Unix shell?

		a.The shell is a program that takes keyboard commands and passes them to the operating system to carry out.
		bThe shell is a program that must run on the graphical user interface in Unix.
c		The shell is also known as the firewall for Unix.
	d	The shell is also known as the kernel of the operating system

QUESTION 2-When the last character in the shell prompt is a pound sign (#) instead of a dollar sign ($), what does this usually mean?

a		It means that your last command was invalid.
b		It means that you have logged in from a remote terminal.
c		It means that the terminal session has superuser or root privilges.
d		It means that you have just logged on and there is no command history yet.

QUESTION 3-What command would you type to view the amount of used and free space on the computer's disk drives?

a.		df
b.		diskstat
c.		free
	d.	fs

QUESTION 4- Which command would you type to display your current working directory?

		a.prwd
b.		lwd
c.		pwd
d		workdir

QUESTION 5- Which command would you type to view the detailed contents of a directory, including file permssions?

a.		ls
b.		ls -l
c.		dir -a
d.		ld -p

QUESTION 6- Why would you inspect a file using the "file" utility before viewing it with the "less" command?

		a.To verify the permissions.
b.		To scan for viruses.
c.		To make sure you are trying to open a text file and not a binary file, as attempting to view binary files can mess up your terminal.
d.		To convert the file into a format that "less" can understand.

QUESTION 7- Which directory holds most of the system configuration files in Unix?

		a./bin
b	.	/var
c.		/etc
d.		/root

QUESTION 9

Given a directory with the following files, which files would remain after typing "rm [a-z]*" homework1.txt Household-repairs.txt homeworkold.txt computers.doc help.txt

a.		computers.doc
		b.homework1.txt Household-repairs.txt homeworkold.txt computers.doc help.txt
		c.Household-repairs.txt
d.		none would remain

QUESTION 10- You have two folders in your home directory:Homework and Homework-old. Which command would you type to move all the files within the Homework directory to the Homework-old directory?