1085886
Descripción
Test por padmabashyam12, actualizado hace más de 1 año
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Creado por padmabashyam12
hace casi 10 años
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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
-
Buffer cache
-
Spooling
-
Pooling
-
Virtual Memory
Pregunta 2
Pregunta
How applications communicate with kernel?
Respuesta
-
Not disclosed by Linux team
-
SSL
-
System Calls
-
Shell
Pregunta 3
Pregunta
Kernel is known as core of operating system
Respuesta
-
True
-
False
Pregunta 4
Pregunta
What is meaning of ILP32?
Respuesta
-
32 bit Integrated
-
32 bit Integer- Long & Pointer
-
32 bit Integer
-
32 bit Integer- Long
Pregunta 5
Pregunta
Solaris is product of?
Respuesta
-
IBP
-
IBM
-
Microsoft
-
Sun Microsystems
Pregunta 6
Pregunta
The system calls in UNIX is written using which language?
Respuesta
-
Java
-
C
-
C++
-
Assembly
Pregunta 7
Pregunta
What is property of UNIX?
Respuesta
-
Multi User
-
Multi Processes
-
Multi Tasking
-
All of above
Pregunta 8
Pregunta
Lp0 device file is used to access?
Respuesta
-
Tape Drive
-
Printer
-
Floppy
-
Mouse
Pregunta 9
Pregunta
What is the meaning of SVR4?
Respuesta
-
System Five Release 4
-
System Version Release 4
-
System Five Relocated 4
-
Storage Files Five Release 4
Pregunta 10
Pregunta
Which among following is considered as super daemon?
Respuesta
-
sysinit
-
grep
-
init
-
locate
Pregunta 11
Pregunta
Which is most important for Multi-tasking?
Respuesta
-
Modularity
-
Time Sharing
-
Multi programming
-
Multi User
Pregunta 12
Pregunta
Which among the following is used to write small programs to control Linux functionalities?
Respuesta
-
Shell Commands
-
Shell Script
-
C
-
Java
Pregunta 13
Pregunta
What control character signals the end of the input file?
Respuesta
-
ctrl + s
-
ctrl + z
-
ctrl + w
-
ctrl + d
Pregunta 14
Pregunta
Which command in LINUX is used for description of any command?
Respuesta
-
help
-
man
-
detail
-
shortdetal
Pregunta 15
Pregunta
Which command is concerned with LINUX kernel log messages?
Respuesta
-
dmsg
-
dmesg
-
cmsg
-
cmesg
Pregunta 16
Pregunta
Which command is used to set terminal input output characteristic?
Respuesta
-
atty
-
sty
-
dtty
-
ltty
Pregunta 17
Pregunta
Which command is used to know the LINUX version?
Respuesta
-
uname
-
lname
-
vname
-
sname
Pregunta 18
Pregunta
File inode number can be viewed by?
Respuesta
-
–s
-
. –I
-
–a
-
–t
Pregunta 19
Pregunta
tee command is used in LINUX for?
Respuesta
-
Read from an input and write to a standard output and file
-
Read from an input
-
Write to an output
-
None of above
Pregunta 20
Pregunta
Which command is used to extract a column from a text file?
Respuesta
-
get
-
tar
-
untar
-
cut
Pregunta 21
Pregunta
To display disk consumption of a specific directory which command is used?
Respuesta
-
dd
-
du
-
dt
-
dl
Pregunta 22
Pregunta
Which command in LINUX is concerned with backup?
Respuesta
-
tar
-
zip
-
cpio
-
untar
Pregunta 23
Pregunta
Which command changes a file's group owner?
Respuesta
-
chmod
-
chgrp
-
chown
-
chgrep
Pregunta 24
Pregunta
Which command is used to determine the path of an executable file?
Respuesta
-
which
-
which
-
locate
-
wex
Pregunta 25
Pregunta
Which command can be used to know the present working directory?
Respuesta
-
psd
-
pww
-
pwd
-
pdd
Pregunta 26
Pregunta
By which command content of a file can be searched?
Respuesta
-
grep
-
search
-
srh
-
show
Pregunta 27
Pregunta
Default permissions of a file can be changed with?
Respuesta
-
group
-
chperm
-
chmod
-
chall
Pregunta 28
Pregunta
Which command output also contains userid?
Respuesta
-
la
-
al
-
ls –l
-
al -l
Pregunta 29
Pregunta
Which one shows the name of the operating system?
Respuesta
-
uname –n
-
uname –l
-
uname –m
-
uname -o
Pregunta 30
Pregunta
Which command gives the first byte where the difference is in the file1 & file2?
Respuesta
-
diff
-
differ
-
cmp
-
compare
Pregunta 31
Pregunta
What communication command provides communication to another user logged on by writing to the bottom of their terminal?
Respuesta
-
chat
-
talk
-
write
-
sendmsg
Pregunta 32
Pregunta
Which command is used to set limits on file size?
Respuesta
-
ulimit
-
alimit
-
dlimit
-
wlimit
Pregunta 33
Pregunta
Which command is used to copy files?
Respuesta
-
cp
-
copy
-
mv
-
move
Pregunta 34
Pregunta
How many links are created when we create a directory file?
Respuesta
-
1
-
2
-
3
-
4
Pregunta 35
Pregunta
partition If two files on same point to the same inode structure they are called?
Respuesta
-
Soft links
-
Hard links
-
Copy links
-
Similar links
Pregunta 36
Pregunta
Printer in the file structure can be found in?
Respuesta
-
/etc
-
/html
-
/www
-
/dev
Pregunta 37
Pregunta
Which LINUX command is used to update the modification time of a file?
Respuesta
-
UPDATE
-
MODIFY
-
TOUCH
-
UNTOCUH
Pregunta 38
Pregunta
Which is not a valid file type in LINUX?
Respuesta
-
Socket
-
FIFO
-
Softlink
-
Inode
Pregunta 39
Pregunta
All device files are stored in which directory?
Respuesta
-
/etc
-
/dev
-
/www
-
/html
Pregunta 40
Pregunta
What is true about chmod +t?
Respuesta
-
It will set effective userid for filename
-
It will set effective groupid for filename
-
It will set the sticky bit
-
It is wrong syntax
Pregunta 41
Pregunta
Vi editor commands are not case sensitive
Respuesta
-
True
-
False
Pregunta 42
Pregunta
In Vi editor which command sets the number for all lines?
Respuesta
-
:set nu
-
:set ni
-
:set sn
-
:set sl
Pregunta 43
Pregunta
All the abbreviations in vi editor can be shown by?
Respuesta
-
all
-
ab
-
ashow
-
atat
Pregunta 44
Pregunta
Which command reads the content of another file in vi editor?
Respuesta
-
erd
-
ex
-
r
-
read
Pregunta 45
Pregunta
Which command in vi editor command is used to copy the current line of the file?
Respuesta
-
ys
-
yc
-
yy
-
yw
Pregunta 46
Pregunta
Which command in vi editor command is used to copy the current line of the file?
Respuesta
-
ys
-
yc
-
yy
-
yw
Pregunta 47
Pregunta
In the shell, by default, all variables are considered and stored as?
Respuesta
-
integer
-
string
-
float
-
chracter
Pregunta 48
Pregunta
What is the command that can print lines of first file matching with second file?
Respuesta
-
printline
-
cmp
-
com
-
comm
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
-
record
-
copy
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