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Linux Administration Certification | Linux Free Certificate
About Quiz :
Linux administration covers backups, file restores, disaster recovery, new system builds, hardware maintenance, automation, user maintenance, filesystem housekeeping, application installation and configuration, system security management, and storage management.
Certification :
Get Linux Administration Certificate from The Digital Adda which you can share in the Certifications section of your LinkedIn profile, on printed resumes, CVs, or other documents.
Here are the questions and answers :
The command to report quota usage is
listquota
quotalist
quotarep
repquota
What command is used to list the files chap0l, chap02 and chap04?
ls chap
ls chap[124]
ls – x chap0[124]
ls chap0[124]
Which command is used to display the operating system name
os
Unix
kernel
uname
Which command is used to mount file system read only.
mount –a
mount –v
mount –f
mount –r
Which program is used to schedule particular jobs or programs at particular times on the system?
vi
Outlook
Scheduler
cron
The purpose of the PATH variable is to
Show the current directory
Show the directory path of a file
Tells the shell what directories to search when a command is entered
all of these
Which command is used to invoke security level configuration?
system-config-security
system-config-level
system-config-securelevel
system-config-securitylevel
Find / -name ‘’ will
List all files and directories recursively starting from /
List a file named in /
List all files in / directory
List all files and directories in / directory
Maximum how long can a Linux filename be?
128 bytes
255 bytes
32 bytes
64 bytes
What communication command provides communication to another user logged on by writing to the bottom of their terminal?
talk
write
chat
transmit
The persistancy of a FIFO is
1
process
kernel
file system
none
Given the command:- $ chmod o-w datafile
sets write permission to everyone for datafile
sets write permission to others for datafile
clears write permission to everyone for datafile
clears write permission to others for datafile
The process id of init process is:
-1.0
0.0
1.0
2.0
To open a file file1 with cursor at line number 4
vi +num file1
vi +set num file1
vi + “set num” file1
vi +/se nu file1
Which command can force all buffers to disk?
save
sync
edbuff
flush
