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Advanced Unix Commands 1. When you use the paste command,

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Advanced Unix Commands
1. When you use the paste command, by default, the pasted results appear in columns separated by commas.
(Points : 1)
True
False
2. The root of a file system is denoted by the ____. (Points : 1)
dot (.)
dot dot (..)
forward slash (/)

backward slash (\)


3. The term ____ refers to a “black hole”; any data sent to this device is gone forever. (Points : 1)
void
root
null
console


4. The cp ____ option creates a symbolic link or name at the destination rather than a physical file. (Points : 1)
-s
-y
-l

-n


5.
The command rmdir can be used to delete a directory that is not empty.
(Points : 1)
True
False


6. A(n) ____ is used to reduce file fragmentation, because a block of contiguous disk storage can be reserved for a file. (Points : 1)
partition
node
journal
extent


7. The ____ option of the paste command is used to specify a different separator as a delimiter. (Points : 1)
-t
-o
-d

-s


8.
UNIX/Linux store data, such as letters, product records, or vendor reports, in flat ASCII files.
(Points : 1)
True
False


9. The paste command normally sends its output to ____. (Points : 1)
stdout
null
stderr
the file indicated as an argument


10. To redirect the list of the files in a directory to a file called homedir.list, you enter ____. (Points : 1)
ls homedir.list
homedir.list ls


11. The ____ is shorthand for the home directory, which typically has the same name as the user’s account name. (Points : 1)
backward slash (\)
forward slash (/)
dollar sign ($)

tilde (~)


12.
The rm -r command can be used to delete a directory that is not empty.
(Points : 1)
True
False


13. The command > accountsfile ____. (Points : 1)
deletes de file accountsfile
is not valid in UNIX/Linux systems
displays the contents of the file accountsfile on the screen
creates an empty file called accountsfile


14. A(n) ____ path begins at the root level and lists all subdirectories to the destination file. (Points : 1)
root
primary
absolute
relative


15. If you plan to have multiple users access a system, you can create a ____ partition, which is the home directory for all users’ directories. (Points : 1)
/root
/etc
/usr

/home


16.
UNIX/Linux systems interpret a single dot character to mean the current working directory.
(Points : 1)
True
False


17. You use the ____ command to display a directory’s contents, including files and other directories. (Points : 1)
dir
d
pwd
ls


18. A sorting ____ is a field position within each line. (Points : 1)
index
key
column
position


19. The ____ partition acts like an extension of memory, so that UNIX/Linux have more room to run large programs. (Points : 1)
backup
primary
virtual
swap


20. The ____ directory contains configuration files that the system uses when the computer starts. (Points : 1)
/boot
/bin
/dev

/etc


21. You can change the pattern of permission settings by using the ____ command. (Points : 1)
chperm
chmod
chsec
chown


22.
If you plan to have multiple users accessing your system, you should consider having a /var partition in which to store some or all of the nonkernel operating system programs that are accessed by users.
(Points : 1)
True
False


23. You can use the ____ command to create empty files. (Points : 1)
touch
create
make
null


24.
Moving and renaming a file are essentially the same operation.
(Points : 1)
True
False


25. The UNIX file system (ufs) supports ____, which automatically move data on damaged portions of disks to areas that are not damaged. (Points : 1)
hot fixes
backups
recovery fixes
extents


26.
The command cd source uses relative path addressing.
(Points : 1)
True
False


27. To move a file, you use the ____ command along with the source file name and destination name. (Points : 1)
rm
rename
mv
move


28.
A disadvantage of ufs is that it does not support journaling.
(Points : 1)
True
False


29. When you no longer need a file, you can delete it using the ____ command. (Points : 1)
rm
remove
dl
delete


30. System administrators and programmers refer to standard input as ____. (Points : 1)
sin
stin
stdin
standardin


31. The ____ directory contains executables, which are the programs needed to start the system and perform other essential system tasks. (Points : 1)
/boot
/bin
/dev

/etc


32. The ____ command is used to look for patterns in files. (Points : 1)
awk
find
pattern
search


33. You can use the ____ operator to redirect commands or program error messages from the screen to a file. (Points : 1)
1>
2>
3>
4>


34. The two most popular hard disk interfaces are IDE and ____. (Points : 1)
ATA
SCSI
EIDE
RAID


35. The join command is used to associate information in two different files on the basis of a common field or ____ in those files
Submitted: 2 years ago.
Category: Programming
Expert:  Lindie-mod replied 2 years ago.
Hi, I’m a moderator for this topic and I wonder whether you’re still waiting for an answer. If you are, please let me know and I will do my best to find an Expert to assist you right away. If not, feel free to let me know and I will cancel this question for you. Thank you!
Customer: replied 2 years ago.
Can you find answers?
Expert:  Lindie-mod replied 2 years ago.
Sometimes, finding the right Expert can take a little longer than expected and we thank you greatly for your understanding. We’ll be in touch again shortly.
Customer: replied 2 years ago.
Thank you! i got till Thursday
Expert:  LogicPro replied 2 years ago.
Can you upload the formatted document to http://wisend.com?
Then post download link here
Customer: replied 2 years ago.

 

Advanced Unix Commands

1. When you use the paste command, by default, the pasted results appear in columns separated by commas.

(Points : 1)
True
False

2. The root of a file system is denoted by the ____. (Points : 1)
dot (.)
dot dot (..)
forward slash (/)

backward slash (\)

 

3. The term ____ refers to a "black hole"; any data sent to this device is gone forever. (Points : 1)
void
root
null
console

 

4. The cp ____ option creates a symbolic link or name at the destination rather than a physical file. (Points : 1)
-s
-y
-l

-n

 

5.

The command rmdir can be used to delete a directory that is not empty.

(Points : 1)
True
False

 

6. A(n) ____ is used to reduce file fragmentation, because a block of contiguous disk storage can be reserved for a file. (Points : 1)
partition
node
journal
extent

 

7. The ____ option of the paste command is used to specify a different separator as a delimiter. (Points : 1)
-t
-o
-d

-s

 

8.

UNIX/Linux store data, such as letters, product records, or vendor reports, in flat ASCII files.

(Points : 1)
True
False

 

9. The paste command normally sends its output to ____. (Points : 1)
stdout
null
stderr
the file indicated as an argument

 

10. To redirect the list of the files in a directory to a file called homedir.list, you enter ____. (Points : 1)
ls < homedir.list
ls > homedir.list
homedir.list < ls

homedir.list > ls

 

11. The ____ is shorthand for the home directory, which typically has the same name as the user's account name. (Points : 1)
backward slash (\)
forward slash (/)
dollar sign ($)

tilde (~)

 

12.

The rm -r command can be used to delete a directory that is not empty.

(Points : 1)
True
False

 

13. The command > accountsfile ____. (Points : 1)
deletes de file accountsfile
is not valid in UNIX/Linux systems
displays the contents of the file accountsfile on the screen
creates an empty file called accountsfile

 

14. A(n) ____ path begins at the root level and lists all subdirectories to the destination file. (Points : 1)
root
primary
absolute
relative

 

15. If you plan to have multiple users access a system, you can create a ____ partition, which is the home directory for all users' directories. (Points : 1)
/root
/etc
/usr

/home

 

16.

UNIX/Linux systems interpret a single dot character to mean the current working directory.

(Points : 1)
True
False

 

17. You use the ____ command to display a directory's contents, including files and other directories. (Points : 1)
dir
d
pwd
ls

 

18. A sorting ____ is a field position within each line. (Points : 1)
index
key
column
position

 

19. The ____ partition acts like an extension of memory, so that UNIX/Linux have more room to run large programs. (Points : 1)
backup
primary
virtual
swap

 

20. The ____ directory contains configuration files that the system uses when the computer starts. (Points : 1)
/boot
/bin
/dev

/etc

 

21. You can change the pattern of permission settings by using the ____ command. (Points : 1)
chperm
chmod
chsec
chown

 

22.

If you plan to have multiple users accessing your system, you should consider having a /var partition in which to store some or all of the nonkernel operating system programs that are accessed by users.

(Points : 1)
True
False

 

23. You can use the ____ command to create empty files. (Points : 1)
touch
create
make
null

 

24.

Moving and renaming a file are essentially the same operation.

(Points : 1)
True
False

 

25. The UNIX file system (ufs) supports ____, which automatically move data on damaged portions of disks to areas that are not damaged. (Points : 1)
hot fixes
backups
recovery fixes
extents

 

26.

The command cd source uses relative path addressing.

(Points : 1)
True
False

 

27. To move a file, you use the ____ command along with the source file name and destination name. (Points : 1)
rm
rename
mv
move

 

28.

A disadvantage of ufs is that it does not support journaling.

(Points : 1)
True
False

 

29. When you no longer need a file, you can delete it using the ____ command. (Points : 1)
rm
remove
dl
delete

 

30. System administrators and programmers refer to standard input as ____. (Points : 1)
sin
stin
stdin
standardin

 

31. The ____ directory contains executables, which are the programs needed to start the system and perform other essential system tasks. (Points : 1)
/boot
/bin
/dev

/etc

 

32. The ____ command is used to look for patterns in files. (Points : 1)
awk
find
pattern
search

 

33. You can use the ____ operator to redirect commands or program error messages from the screen to a file. (Points : 1)
1>
2>
3>
4>

 

34. The two most popular hard disk interfaces are IDE and ____. (Points : 1)
ATA
SCSI
EIDE
RAID

 

35. The join command is used to associate information in two different files on the basis of a common field or ____ in those files. (Points : 1)
index
link
column
key

 

36. ____ are programs that perform operations such as copying files, listing directories, and communicating with other users. (Points : 1)
Extents
Utilities
Applications
Services

 

37. To navigate the UNIX/Linux directory structure, you use the ____ command. (Points : 1)
nav
cd
mv
jump

 

38. When you use find, it is useful to note that some UNIX versions require the ____ option after the file name to display the names of files. (Points : 1)
-display
-print
-show

-names

 

39.

You can complete a project using awk that you cannot complete using a combination of paste, cut, sort, and join.

(Points : 1)
True
False

 

40.

When you are moving files, using the -o option with the mv command can be a good idea so that you don't unexpectedly overwrite a destination file with the same name.

(Points : 1)
True
False

 

 

Does this help?

Expert:  LogicPro replied 2 years ago.
I will check and reply ASAP
Expert:  LogicPro replied 2 years ago.
Download answer from here Advanced Unix Commands multiple choice.docx
You can ask me again using "For LogicPro only" at the start of your questions like other customers to get instant and fresh answers. Please leave a positive feedback/bonus after clicking ACCEPT and ask me if you need more information
LogicPro, Computer Software Engineer
Category: Programming
Satisfied Customers: 9377
Experience: Expert in C, C++, Java, DOT NET, Python, HTML, Javascript, Design.
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