NOS 120 midterm UPDATED ACTUAL
Exam Questions and CORRECT Answers
cat > Meeting - CORRECT ANSWER - Your boss drops by your office in a hurry to ask
you to attend a meeting at 10:30 on Friday morning and you can't find a pen to make a note as a
reminder. What Linux command can you use to make a quick note to store in a file called
Meeting?
cal - CORRECT ANSWER - Before you make the note in Question 1, you decide to
determine Friday's date, so that you can include it in your note. What Linux command can you
use to quickly determine the Friday's date?
Ctrl+b - CORRECT ANSWER - While you are typing a command, you misspell the name
of a file you want to specify with the command. Which of the following command line key
combinations enables you to go back and fix your error?
passwd - CORRECT ANSWER - You haven't changed your user account password for
several months and now decide to create a new password. Which of the following commands
should you use?
man cat - CORRECT ANSWER - You have forgotten the purpose of the -n option in the
cat command. Which of the following can you enter at the Linux command line to find out what
the -n option does when used with cat?
System V - CORRECT ANSWER - Which of the following is the UNIX distribution
originally developed through AT&T Bell Labs?
Bash shell - CORRECT ANSWER - Which shell is used by Linux as the default command
interpreter?
cat >> Annual_Report - CORRECT ANSWER - You need to type in a line of text to the
end of a file called Annual_Report. Which of the following commands enables you to add the
text?
,Log in remotely to another computer on a network. - CORRECT ANSWER - SSH can be
used to ___________________.
The administrative account that has complete access to UNIX/Linux system. - CORRECT
ANSWER - This is your first day on the job as a Linux server administrator and your boss
gives you the password for root. What is root?
tail -n 2 project - CORRECT ANSWER - In your document files, you often put the date
you created the file and the date you last modified it in the last two lines of the file. What
command can you use to look at only the last two lines of the file called, project?
q - CORRECT ANSWER - You are working with a new colleague who has entered the
man command, but who does not know how to end the man session to return to the regular
command prompt. What keystrokes do you show your colleague to end the man session?
(Choose the best option .)
-less
-cat - CORRECT ANSWER - Which of the following are examples of Linux distributions?
(Choose all that apply.)
The current logged in user - CORRECT ANSWER - When you enter the who command,
what information do you see? (Choose all that apply.)
clear - CORRECT ANSWER - You have been entering lots of commands and now your
terminal window is cluttered will all kinds of activity. What command can you use to clear your
window of the clutter?
Use a GUI menu option to log out or enter an appropriate command for the shell you are using.
such as exit or logout (if there is no GUI desktop in use). - CORRECT ANSWER - You
share a Linux computer with a coworker. What is the best way to exit your UNIX or Linux
session when you are done?
, peer-to-peer network. - CORRECT ANSWER - You work at a law firm with eight other
people. All of the eight computers on the firm's network use wireless connections to
communicate with one another without a server. This is an example of which of the following?
-a mainframe computer
-a desktop PC
-a server
-a workstation - CORRECT ANSWER - On which of the following types of computers
might you find a UNIX or Linux operating system? (Choose all that apply.)
Press the up key one time. - CORRECT ANSWER - You're in a hurry and have just
executed a command to print the contents of a file; and you decide you want another copy of the
printout. What key sequence can you use to repeat the last command, which was used to print the
file?
date -u - CORRECT ANSWER - Your international company is scheduling a meeting
among managers in Canada, the United States, Spain, Sweden, and Hong Kong on the basis of
Greenwich Mean Time (GMT). What command enables you to display the current time in GMT?
The more command enables you to view a file's contents by scrolling down. - CORRECT
ANSWER - How would you describe the purpose of the more command?
Telnet can be used to connect a UNIX, Linux, or Windows PC to a remote computer. -
CORRECT ANSWER - What is the purpose of Telnet?
Linux is case sensitive, so to display a calendar you must use the cal command and not Cal. -
CORRECT ANSWER - You enter Cal on the command line to view a calendar but only
see an error message. Explain why you got the error message.
To run more than one command on a single line use the ; (semicolon) character to separate each
command. - CORRECT ANSWER - How you can run more than on command on a single
line?
Exam Questions and CORRECT Answers
cat > Meeting - CORRECT ANSWER - Your boss drops by your office in a hurry to ask
you to attend a meeting at 10:30 on Friday morning and you can't find a pen to make a note as a
reminder. What Linux command can you use to make a quick note to store in a file called
Meeting?
cal - CORRECT ANSWER - Before you make the note in Question 1, you decide to
determine Friday's date, so that you can include it in your note. What Linux command can you
use to quickly determine the Friday's date?
Ctrl+b - CORRECT ANSWER - While you are typing a command, you misspell the name
of a file you want to specify with the command. Which of the following command line key
combinations enables you to go back and fix your error?
passwd - CORRECT ANSWER - You haven't changed your user account password for
several months and now decide to create a new password. Which of the following commands
should you use?
man cat - CORRECT ANSWER - You have forgotten the purpose of the -n option in the
cat command. Which of the following can you enter at the Linux command line to find out what
the -n option does when used with cat?
System V - CORRECT ANSWER - Which of the following is the UNIX distribution
originally developed through AT&T Bell Labs?
Bash shell - CORRECT ANSWER - Which shell is used by Linux as the default command
interpreter?
cat >> Annual_Report - CORRECT ANSWER - You need to type in a line of text to the
end of a file called Annual_Report. Which of the following commands enables you to add the
text?
,Log in remotely to another computer on a network. - CORRECT ANSWER - SSH can be
used to ___________________.
The administrative account that has complete access to UNIX/Linux system. - CORRECT
ANSWER - This is your first day on the job as a Linux server administrator and your boss
gives you the password for root. What is root?
tail -n 2 project - CORRECT ANSWER - In your document files, you often put the date
you created the file and the date you last modified it in the last two lines of the file. What
command can you use to look at only the last two lines of the file called, project?
q - CORRECT ANSWER - You are working with a new colleague who has entered the
man command, but who does not know how to end the man session to return to the regular
command prompt. What keystrokes do you show your colleague to end the man session?
(Choose the best option .)
-less
-cat - CORRECT ANSWER - Which of the following are examples of Linux distributions?
(Choose all that apply.)
The current logged in user - CORRECT ANSWER - When you enter the who command,
what information do you see? (Choose all that apply.)
clear - CORRECT ANSWER - You have been entering lots of commands and now your
terminal window is cluttered will all kinds of activity. What command can you use to clear your
window of the clutter?
Use a GUI menu option to log out or enter an appropriate command for the shell you are using.
such as exit or logout (if there is no GUI desktop in use). - CORRECT ANSWER - You
share a Linux computer with a coworker. What is the best way to exit your UNIX or Linux
session when you are done?
, peer-to-peer network. - CORRECT ANSWER - You work at a law firm with eight other
people. All of the eight computers on the firm's network use wireless connections to
communicate with one another without a server. This is an example of which of the following?
-a mainframe computer
-a desktop PC
-a server
-a workstation - CORRECT ANSWER - On which of the following types of computers
might you find a UNIX or Linux operating system? (Choose all that apply.)
Press the up key one time. - CORRECT ANSWER - You're in a hurry and have just
executed a command to print the contents of a file; and you decide you want another copy of the
printout. What key sequence can you use to repeat the last command, which was used to print the
file?
date -u - CORRECT ANSWER - Your international company is scheduling a meeting
among managers in Canada, the United States, Spain, Sweden, and Hong Kong on the basis of
Greenwich Mean Time (GMT). What command enables you to display the current time in GMT?
The more command enables you to view a file's contents by scrolling down. - CORRECT
ANSWER - How would you describe the purpose of the more command?
Telnet can be used to connect a UNIX, Linux, or Windows PC to a remote computer. -
CORRECT ANSWER - What is the purpose of Telnet?
Linux is case sensitive, so to display a calendar you must use the cal command and not Cal. -
CORRECT ANSWER - You enter Cal on the command line to view a calendar but only
see an error message. Explain why you got the error message.
To run more than one command on a single line use the ; (semicolon) character to separate each
command. - CORRECT ANSWER - How you can run more than on command on a single
line?
