Class 11 Quiz

Question 1

What symbols come before an option on the command line?

Answer 1

• or –

Question 2

What is the program the collects the characters you type at the command line?

Answer 2

tty

Question 3

Does the shell check that a program gets the arguments or options it needs?

Answer 3

no, that is the responsibility of the program itself

Question 4

If you wanted to run the script work.sh in your current directory without using bash, what would you type at the command line?

Answer 4

./work.sh

Question 5

What is a process?

Answer 5

a running program

Question 6

What does the shell do after it runs the program the user entered at the command line?

Answer 6

it goes into an inactive state called sleep

Question 7

What does a program do just before it stops running?

Answer 7

it sends an exit status to the shell

Question 8

What does an exit status of 0 mean?

Answer 8

it means that the program encountered no errors

Question 9

When does this program send what you have typed at the command line to the shell?

Answer 9

when you hit Enter on a PC or Return on a Mac