3.2 Command Line - Searching and Extracting Data from Files

Question 1

Which utility (by default) displays the first 10 lines of a file?

A) wc
B) less
C) tail
D) head

Answer 1

head

Question 2

Which of the following utilities can be used to print the contents of a file to the screen? (Pick 2)

A) less
B) cat
C) echo
D) file

Answer 2

less
cat

Question 3

Which utility can be used to count the number of words in a file or input?

A) wc
B) cut
C) sort
D) uniq

Answer 3

wc

Question 4

Which utility can be used to search for a pattern or string?

Answer 4

grep