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Operating Systems
Practice Test Chapters 1 - 6 Matching
41
Other
Undergraduate 1
03/05/2014

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Cards

Term
who
Definition
Lists users of the system
Term
who -H
Definition
Lists users and displays column headings
Term
date
Definition
Displays date and time
Term
cal 2
Definition
Shows calendar for the second month of the current year
Term
passwd
Definition
Command to change your password
Term
man
Definition
On line system documentation
Term
[Ctrl-d]
Definition
The command to end a session (to log off)
Term
[Ctrl-c]
Definition
The kill character
Term
U
Definition
Undoes all changes on the current line
Term
Esc
Definition
Places the vi editor in the command mode
Term
O
Definition
Opens a line above the current line
Term
q!
Definition
Exits the vi editor without saving the file
Term
x
Definition
Deletes a character indicated by the cursor position
Term
dd
Definition
Deletes a line
Term
.(dot)
Definition
Repeats the last text changes
Term
R
Definition
Replaces character(s) and places vi in the text input mode
Term
o
Definition
Opens a line below the current line
Term
?
Definition
Searches backward through a file
Term
$
Definition
Places the cursor at the end of the current line
Term
0(zero)
Definition
Places the cursor at the beginning of the current line
Term
w
Definition
Moves the cursor one word forward
Term
u
Definition
Undoes the recent changes on the current line
Term
wq
Definition
Exits the vi editor and saves the file
Term
lp xyz
Definition
displays the content of the file called xyz
Term
rm -i xyz
Definition
confirms the deletion of the xyz file before deleting it
Term
/david/xyz
Definition
absolute pathname to the file called xyz
Term
cancel lp1
Definition
cancels the printing job on the lp1 printer
Term
ls -1
Definition
lists the current directory in long format
Term
cd..
Definition
changes the directory to the parent of the current directory
Term
ls -a
Definition
lists current directory files including the invisible files
Term
rmdir xyz
Definition
deletes the directory called xyz
Term
pwd
Definition
displays the current directory pathname
Term
lpstat -d
Definition
shows name of the default printer
Term
rm --help
Definition
displays usage message for the rm command (Linux)
Term
lpr -p filename
Definition
prints on a specific (named) printer (Linux)
Term
rm -r *
Definition
removes all subdirectories and files under the current directory
Term
lpstat
Definition
shows status of the printing requests
Term
ls -m
Definition
lists files across the page separated by commas
Term
cd
Definition
changes the current directory to the HOME directory
Term
mkdir --parent xx/yy
Definition
creates two levels of directories under the current directory
(Linux)
Term
lp -m filename
Definition
sends mail to the user mailbox after completion of the print request
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