Questão 1
Questão
Kernel minimizes the frequency of disk access by keeping a pool of internal data buffer which helps to increase the response time, this is known as?
Responda
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Buffer cache
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Spooling
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Pooling
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Virtual Memory
Questão 2
Questão
How applications communicate with kernel?
Questão 3
Questão
Kernel is known as core of operating system
Questão 4
Questão
What is meaning of ILP32?
Questão 5
Questão
Solaris is product of?
Responda
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IBP
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IBM
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Microsoft
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Sun Microsystems
Questão 6
Questão
The system calls in UNIX is written using which language?
Questão 7
Questão
What is property of UNIX?
Responda
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Multi User
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Multi Processes
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Multi Tasking
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All of above
Questão 8
Questão
Lp0 device file is used to access?
Responda
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Tape Drive
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Printer
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Floppy
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Mouse
Questão 9
Questão
What is the meaning of SVR4?
Questão 10
Questão
Which among following is considered as super daemon?
Questão 11
Questão
Which is most important for Multi-tasking?
Responda
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Modularity
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Time Sharing
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Multi programming
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Multi User
Questão 12
Questão
Which among the following is used to write small programs to control Linux functionalities?
Responda
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Shell Commands
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Shell Script
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C
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Java
Questão 13
Questão
What control character signals the end of the input file?
Responda
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ctrl + s
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ctrl + z
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ctrl + w
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ctrl + d
Questão 14
Questão
Which command in LINUX is used for description of any command?
Responda
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help
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man
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detail
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shortdetal
Questão 15
Questão
Which command is concerned with LINUX kernel log messages?
Questão 16
Questão
Which command is used to set terminal input output characteristic?
Questão 17
Questão
Which command is used to know the LINUX version?
Questão 18
Questão
File inode number can be viewed by?
Questão 19
Questão
tee command is used in LINUX for?
Questão 20
Questão
Which command is used to extract a column from a text file?
Questão 21
Questão
To display disk consumption of a specific directory which command is used?
Questão 22
Questão
Which command in LINUX is concerned with backup?
Questão 23
Questão
Which command changes a file's group owner?
Questão 24
Questão
Which command is used to determine the path of an executable file?
Questão 25
Questão
Which command can be used to know the present working directory?
Questão 26
Questão
By which command content of a file can be searched?
Questão 27
Questão
Default permissions of a file can be changed with?
Questão 28
Questão
Which command output also contains userid?
Questão 29
Questão
Which one shows the name of the operating system?
Responda
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uname –n
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uname –l
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uname –m
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uname -o
Questão 30
Questão
Which command gives the first byte where the difference is in the file1 & file2?
Questão 31
Questão
What communication command provides communication to another user logged on by writing to the bottom of their terminal?
Questão 32
Questão
Which command is used to set limits on file size?
Responda
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ulimit
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alimit
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dlimit
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wlimit
Questão 33
Questão
Which command is used to copy files?
Questão 34
Questão
How many links are created when we create a directory file?
Questão 35
Questão
partition If two files on same point to the same inode structure they are called?
Responda
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Soft links
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Hard links
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Copy links
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Similar links
Questão 36
Questão
Printer in the file structure can be found in?
Questão 37
Questão
Which LINUX command is used to update the modification time of a file?
Responda
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UPDATE
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MODIFY
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TOUCH
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UNTOCUH
Questão 38
Questão
Which is not a valid file type in LINUX?
Responda
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Socket
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FIFO
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Softlink
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Inode
Questão 39
Questão
All device files are stored in which directory?
Questão 40
Questão
What is true about chmod +t?
Responda
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It will set effective userid for filename
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It will set effective groupid for filename
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It will set the sticky bit
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It is wrong syntax
Questão 41
Questão
Vi editor commands are not case sensitive
Questão 42
Questão
In Vi editor which command sets the number for all lines?
Responda
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:set nu
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:set ni
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:set sn
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:set sl
Questão 43
Questão
All the abbreviations in vi editor can be shown by?
Questão 44
Questão
Which command reads the content of another file in vi editor?
Questão 45
Questão
Which command in vi editor command is used to copy the current line of the file?
Questão 46
Questão
Which command in vi editor command is used to copy the current line of the file?
Questão 47
Questão
In the shell, by default, all variables are considered and stored as?
Responda
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integer
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string
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float
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chracter
Questão 48
Questão
What is the command that can print lines of first file matching with second file?
Questão 49
Questão
Which command is used to record a user login session in a file?
Responda
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script
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session
-
record
-
copy
Questão 50
Questão
Which command is used to record a user login session in a file?
Responda
-
script
-
session
-
record
-
copy