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