Add the exit status of the previous command to your prompt so it behaves similarly to the following:
$ [0] ls xxx
ls: xxx: No such file or directory
$ [1]
The following command sets up the prompt described in the question:
PS1='[$?]
Computer Science & Information Technology
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What are the differences between the following commands?
a. i and I b. a and A c. o and O d. r and R e. u and U
Computer Science & Information Technology
Which of the Boolean expressions below is incorrect?
a. (true) && (3 => 4) b. !(x > 0) && (x > 0) c. (x > 0) || (x < 0) d. (x != 0) || (x = 0) e. (-10 < x < 0)
Computer Science & Information Technology
A trigger object can be a graphic or text, and it can be clicked or moused over in order for the animation to occur
Indicate whether the statement is true or false
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What is the administrative distance of a static route?
A) 110 B) 90 C) 100 D) 120 E) 1
Computer Science & Information Technology