Reference no: EM132117137
QUESTION 1
Which command would extract the files from an archive named homework-archive.tgz?
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a. |
rm homework-archive.tgz
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b. |
tar xzf homework-archive.tgz
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| c. |
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tar -czf homework-archive.tgz *
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| d. |
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tar -tzf homework-archive.tgz
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QUESTION 2
Which commands will get you out of the vi text editor without saving your changes?
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a. |
/quit
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| b. |
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ESC :nc
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| c. |
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ESC :z
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| d. |
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ESC :q!
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QUESTION 3
A file named "homework" had the following permissions: -rwxr--r--
Which command could have been typed to change the permissions to this: --wx-w---x
| a. |
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chmod 465 homework
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| b. |
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chmod 321 homework
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| c. |
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chmod a-r homework
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| d. |
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chomd g-r homework
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QUESTION 4
You have a file named "thesis.txt" and you want to make a copy of it before doing some heavy editing. What command would you type to create a copy named "thesis-backup.txt"?
| a. |
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mv thesis.txt thesis-backup.txt
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| b. |
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cp thesis.txt thesis-backup.txt
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| c. |
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cp thesis-backup.txt thesis.txt
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| d. |
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copy thesis.txt thesis-backup.txt
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QUESTION 5
Which command would you type to view all connected filesystems in Unix?
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a.ls /
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b. |
ps axm
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c. |
lm -a
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d. |
mount
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QUESTION 6
Who developed the GNU Public License?
| a. |
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Richard Stallman
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| b. |
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Linus Torvalds
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c. |
Eric Raymond
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| d. |
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John Hall
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QUESTION 7
You have a file named "students.txt" that lists the names of all the students in the schoolsystem. You want to count how many of the names (either first or last) contain Franklin.
Which command would do this for you?
| a. |
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wc -l -s Franklin student.txt
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| b. |
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grep -c Franklin students.txt
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| c. |
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wc -l students.txt | grep Franklin
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| d. |
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grep students.txt Franklin | count -l
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QUESTION 8
Which command would you type to view the detailed contents of a directory, including file permssions?
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a. |
ls -l
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b. |
ls
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c. |
dir -a
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d. |
ld -p
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QUESTION 9
Match the term to the definition for various help and documentation systems in Unix.
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1.man
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| - |
2.apropos
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| - 3. |
whatis
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| - 4. |
info
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| A. |
Used to display a very brief description of a Unix command.
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| B. |
An alternate form of documentation, sometimes used by the GNU utilities.
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| C. |
Traditional Unix documentation. Considered to be the formal documentation, often very detailed.
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| D. |
Used when you don't know the exact name of the Unix command. With this utility, you can quickly search the list of Unix manuals for a particular search term.
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QUESTION 10
If your current working directory is /var/log, which of the following commands would bring you up to the /var directory? (there might be more than one right answer)
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a. |
cd ..
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b. |
cd var/
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c. |
cd /var
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d. |
cd ./
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