Unix Quiz

1. The _______ loop executes the given commands until the given condition remains true.

For loop
While loop
until loop
Both B and C

2. How many prompt shell has?

4
2
3
5

3. In UNIX there are ___ major types of shells.

2
3
4
5

4. Which of the following is true about shell?

A Shell provides you with an interface to the Unix system.
Shell gathers input from you and executes programs based on that input.
Shell is an environment in which we can run our commands, programs, and shell scripts.
All of the above

5. A shell variable is capable enough to hold a single value. These variables are called __________________.

vector variables
scalar variables
array variables
None of the above

6. Which symbol is used to redirect error messages to /dev/null?

<
>
%
$

7. Which command is used to to send and receive mail?

mail
mailto
email
gmail

8. When you start a process (run a command), how many ways you can run it?

2
3
4
5

9. The directory in which you find yourself when you first login is called your ______________.

Root directory
Shell directory
Home directory
Kernel directory

10. Which editor is used by the UNIX system to edit files?

vi
sublime
notpad
word