1800 Practice Testing 2

Kate wants to compare two text files to identify what might have been changed from one version to another. Which of the following commands can she use to do this?

• match document1.txt document2.txt

• version --compare document1.txt document2.txt

• compare document1.txt document2.txt

• diff document1.txt document2.txt

Mike has changed his current directory several times and has lost track of his location in the directory tree. Which of the following commands can he use to tell him the full path to the current directory he is in?

• cd -

• pwd

• cwd

• ls -dir

Which of the following commands will not interpret regular expressions, which translates into faster results being returned? (Choose all that apply.)

• grep

• grep -F

• egrep

• fgrep

Joe has received a text file that contains multiple instances of his name spelled correctly as well as multiple instances spelled as Joe. Which of the following commands would search a text file for any occurrences of either spelling and display them out to the terminal? (Choose three.)

• grep "Joe?" document1.txt

• grep -E "Joe?" document1.txt

• grep "Joe*" document1.txt

• grep -E "Joe*" document1.txt

Garrett wants to search through a csv file to find all rows that have either the name John or Bob in them and display them out to the terminal. Which of the following commands could Garrett use to perform this search?

• grep -E "(John|Bob)" salesemployees.csv

• grep (John|Bob) salesemployees.csv

• grep -E (John|Bob) salesemployees.csv

• grep (John|Bob) salesemployees.csv

Chase is trying to extract records for employees 423 through 428 out of a comma separated values file that starts with the employee number. Which of the following commands would accomplish this? (Choose all that apply.)

• grep 423,424,425,426,427,428 employees.csv

• grep "42[3-8]" employees.csv

• grep "423-428" employees.csv

• grep "[423-428]" employees.csv

When using the vi text editor, which of the following keys, when in command mode, will change to insert mode and place the cursor at the end of the current line?

• a

• b

• c

• d

When using the vi text editor, which of the following keys, when in command mode, will move to the last line in the document?

• G

• L

• P

• W

What commands can be used to view a large text file interactively, page-by-page? (Choose all that apply.)

• more

• cat

• page

• less

In order to move from the /home/joe/test/data directory to the /home/joe directory, what command should be issued?

• cd ..

• cd ../..

• /home/joe

• cd /..