702-100

Question 1

How often does ? match the preceding expression in a regular expression?

1. Two or more times
2. Exactly one time
3. Any number of times
4. Zero or one times
5. One or more times

Question 2

Consider the following file legalfile: disclosure non-disclosure non disclosure Which line or lines in the file does the following command match? Note the space after the dash within the brackets. grep "non[- ]disclosure" legalfile

1. disclosure only
2. non-disclosure only
3. non disclosure only
4. disclosure and non-disclosure only
5. non-disclosure and non disclosure only

Question 3

Which command shows all processes owned by the user bob?

1. who -l bob
2. pgrep -u bob
3. ps -o -a bob
4. top bob
5. last -p bob

Question 4

Which of the following excerpts is a valid if condition in the Bourne shell?

Question 5

Which command finds all directories within the current user’s home directory?

1. find ~ -type d
2. find . -dir
3. find / -d | home
4. find -uid myname
5. find -d home