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Q.1
What is a shell script?
a) group of commands
b) a file containing special symbols
c) a file containing a series of commands
d) group of functions
Q.2
Shell scripts need to be saved with an extension .sh .
a) True
b) False
Q.3
Shell scripts are executed in a separate child shell process.
a) True
b) False
Q.4
The first line in any shell script begins with a _____
a) &
b) !
c) $
d) #
Q.5
To run the script, we should make it executable first by using _____
a) chmod +x
b) chmod +r
c) chmod +w
d) chmod +rwx
Q.6
To spawn a child of our own choice for running the script, we can use ___ command.
a) ps
b) pr
c) sh
d) $$
Q.7
Which command is used for making the scripts interactive?
a) ip
b) input
c) read
d) write
Q.8
read command is shell’s internal tool.
a) True
b) False
Q.9
A single read statement can be used with one or more variables.
a) True
b) False
Q.10
What are positional parameters?
a) special variables for assigning arguments from the command line
b) pattern matching parameters
c) special variables for reading user input
d) special variables and patterns
Q.11
The first argument is read by the shell into the parameter ___
a) 1$
b) $3
c) $$
d) $1
Q.12
The complete set of positional parameters is stored in ______ as a single string.
a) $n
b) $#
c) $*
d) $$
Q.13
Which of the following is used for storing the number of positional parameters?
a) $n
b) $#
c) $*
d) $2
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