met de volgende vragen?
ik snap er weinig van...
1 You have been diligent about doing regular daily differential backups of your system with one full backup every Sunday night. All backups run from 9:00 pm to 11:00 pm. You get a phone call at 4:00 am on Saturday morning saying the system just went down. Which tape(s) in addition to the last full backup will you need to fully restore the system?
The last full backup is the only tape you need.
*You will also need the Monday to Saturday tapes.
You need the Friday tape.
You need the Saturday tape.
2 Which command allows you to find all files in your current directory that contain the string UNIX?
*grep UNIX ./*
grep UNIX ~/*
find UNIX ./*
find UNIX ~/*
3 What is the option portion in the ls -l dir1 command?
dir1
ls
*-l
ls -l
4 In the CDE mail program, what happens to a deleted mail message?
It is immediately destroyed.
It is put into the Front Panel trashcan.
It is held until the mail program is closed.
It is marked with a D symbol.
5 Which utility allows you to verify where a connection fails or isolate a slow link?
ftp
telnet
traceroute
ping
tracert
6 Which command can be used to create a directory path from within your home directory?
md test1/test2/test3
md -p test1/test2/test3
mkdir test1/test2/test3
mkdir -p test1/test2/test3
7 Your script has just executed the grep command, and returned an error message. What would the output of the following commands in the same script be?
if [ "$?" = 0 ]
then
echo zero
else
echo one
fi
zero
one
no output
an error message
8 Which command can be used to expand a file named contacts to its original size after it has been compressed?
uncompress contacts
tar contacts
jar contacts
unzip contacts
9
Using the Graphic, where would the print queue be located for a job sent from Workstation C to Printer 3?
Workstation A
Workstation B
Workstation C
Server
10 Which command is used to change a user's password?
changepass
password
pword
passwd
11 Which command generates a sorted directory listing that displays permissions and file sizes and sorts by largest file first?
ls -l | sort +4nr
ls -l > sort +4lr
ls -a > sort +4nr
ls -a | sort +4lr
sort +4lr | ls -l
sort +4nr > ls -a
12 What is another name for virtual memory on a UNIX computer?
cache
disk cache
swap space
VRAM
13 When the ls -F command is issued, which symbol represents a directory?
d
-
D
/
14
You have just logged in and issued the "ls -al" command. You received the command output displayed in the graphic. Which shell is most likely being used?
Bourne
Bash
C
Korn
15 Which keystroke(s) will put the vi editor back in command mode?
Enter
Esc
Shift
Ctrl+Tab
ik snap er weinig van...
1 You have been diligent about doing regular daily differential backups of your system with one full backup every Sunday night. All backups run from 9:00 pm to 11:00 pm. You get a phone call at 4:00 am on Saturday morning saying the system just went down. Which tape(s) in addition to the last full backup will you need to fully restore the system?
The last full backup is the only tape you need.
*You will also need the Monday to Saturday tapes.
You need the Friday tape.
You need the Saturday tape.
2 Which command allows you to find all files in your current directory that contain the string UNIX?
*grep UNIX ./*
grep UNIX ~/*
find UNIX ./*
find UNIX ~/*
3 What is the option portion in the ls -l dir1 command?
dir1
ls
*-l
ls -l
4 In the CDE mail program, what happens to a deleted mail message?
It is immediately destroyed.
It is put into the Front Panel trashcan.
It is held until the mail program is closed.
It is marked with a D symbol.
5 Which utility allows you to verify where a connection fails or isolate a slow link?
ftp
telnet
traceroute
ping
tracert
6 Which command can be used to create a directory path from within your home directory?
md test1/test2/test3
md -p test1/test2/test3
mkdir test1/test2/test3
mkdir -p test1/test2/test3
7 Your script has just executed the grep command, and returned an error message. What would the output of the following commands in the same script be?
if [ "$?" = 0 ]
then
echo zero
else
echo one
fi
zero
one
no output
an error message
8 Which command can be used to expand a file named contacts to its original size after it has been compressed?
uncompress contacts
tar contacts
jar contacts
unzip contacts
9
Using the Graphic, where would the print queue be located for a job sent from Workstation C to Printer 3?
Workstation A
Workstation B
Workstation C
Server
10 Which command is used to change a user's password?
changepass
password
pword
passwd
11 Which command generates a sorted directory listing that displays permissions and file sizes and sorts by largest file first?
ls -l | sort +4nr
ls -l > sort +4lr
ls -a > sort +4nr
ls -a | sort +4lr
sort +4lr | ls -l
sort +4nr > ls -a
12 What is another name for virtual memory on a UNIX computer?
cache
disk cache
swap space
VRAM
13 When the ls -F command is issued, which symbol represents a directory?
d
-
D
/
14
You have just logged in and issued the "ls -al" command. You received the command output displayed in the graphic. Which shell is most likely being used?
Bourne
Bash
C
Korn
15 Which keystroke(s) will put the vi editor back in command mode?
Enter
Esc
Shift
Ctrl+Tab
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