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Multiple Choice Quiz
True or False
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Introduction to UNIX
Kate Wrightson
Joe Merlino
Shell Programming IV - Signals and Status
True or False
Click on the correct response for each question below.
1
Every command invoked in Unix generates an exit status.
A)
TRUE
B)
FALSE
2
Commands invoked in shell programs generate an exit status.
A)
TRUE
B)
FALSE
3
The "test" command returns a value of 1 if the expression it is evaluating is true.
A)
TRUE
B)
FALSE
4
Signals are a function of the shell.
A)
TRUE
B)
FALSE
5
A signal in Linux would be the same as a signal in Solaris.
A)
TRUE
B)
FALSE
6
The acronym PID stands for "program identification number"
A)
TRUE
B)
FALSE
7
The "send" command is used to send signals between 2 programs.
A)
TRUE
B)
FALSE
8
There are over 50 different signals that can be sent between programs.
A)
TRUE
B)
FALSE
9
Each signal has a name and a number. You can use either to identify the signal you wish to use.
A)
TRUE
B)
FALSE
10
Signals are trapped with the "trap" command.
A)
TRUE
B)
FALSE
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