66 Best Linux Questions and Answers (Q&A) - ProProfs Discuss

What is the difference between the -remove and the -purge action with the dpkgcommand in linux?

John Smith
Answered: Apr 20, 2024

Remove removes the program, -purge also removes the config files--r or -remove remove everything except configuration files. this may avoid having to reconfigure the package if it is...Read More

1 Answer

345 views

What file is read by the program ldconfig?

John Smith
Answered: Apr 20, 2024

/etc/ld.so.conf- ldconfig creates the necessary links and cache to the most recent shared libraries found in the directories specified on the command line, in the file...Read More

1 Answer

310 views

What is the most popular file system choice in Linux operating system?

John Smith
Answered: Apr 20, 2024

Ext2-Ext3 is the newer file system in Linux having more advantages than the older ext2 file system.

1 Answer

295 views

What is the purpose of setting the SUID?

John Smith
Answered: Apr 20, 2024

Allows any user to run a executable program with the permissions of the owner of the program-2. to keep programs that are needed constantly in non-swappable ram-like files or directories, process...Read More

1 Answer

292 views

Where is the quota information for users of volume /home stored in Linux?

John Smith
Answered: Apr 20, 2024

/home/quota.user-steps of configure the quota 7. mount the partition using usrquota , grpquota option eg label=/home /home ext3 defaults,usrquota,grpquota 1 1 in fstab then...Read More

1 Answer

292 views

Which command is used to search a file for lines that contains an asterisk(*) character in Linux operating system?

John Smith
Answered: Apr 20, 2024

1 Answer

288 views

What is the maximum number of primary partitions you can create if you are formatting a single hard disk for a Linux install?

John Smith
Answered: Apr 20, 2024

4-generally in one system we can connect four physical harddisks. as a primary master, primary slave, secondary master, secondary slave. in one system: either four primary...Read More

1 Answer

281 views

What two things does the /ETC/fstab file contain references to?

John Smith
Answered: Apr 20, 2024

File systems-2. mount points-all filesystems written in /etc/fstab mount automatically at boot time. syntax of /etc/fstab: device mountpoint filesystem mounting options dump...Read More

1 Answer

268 views

What is the result of the following command?

John Smith
Answered: Apr 20, 2024

Redirects the stderr to the same location as the stdout.-common redirection operators command >file : redirects standard output of command into the file command>>file : append...Read More

1 Answer

262 views

What option is used with the useradd command to specify the users login shell?

Tobyyy
Answered: Apr 20, 2024

-s

When we create the user it assign the bash shell to user, to assign the different shell use the -s option. Example: useradd -s /bin/sh user1 :...Read More

1 Answer

257 views

Which file system type causes the least impact when upgrading an Ext2 file system?

John Smith
Answered: Apr 20, 2024

Ext3-what are the advantages of ext3? Why do you want to migrate from ext2 to ext3? Four main reasons: availability, data integrity, speed, and easy transition. ...Read More

1 Answer

252 views

Which steps are necessary to compile and install a source code program?

John Smith
Answered: Apr 20, 2024

Extract source-2. ./configure-3. make-4. make install-generally source code are in archive/compressed format, you should extract or uncompress first. suppose you got the file...Read More

1 Answer

252 views

What is inode?

John Smith
Answered: Apr 20, 2024

All unix files have its description stored in a structure called inode. the inode contains info about the file-size, its location, time of last access, time of last modification, permission and so...Read More

1 Answer

250 views

Which command line would you use to install a debian package using dpkg called debianpackage.deb in Linux?

John Smith
Answered: Apr 20, 2024

Dpkg -i debianpackage.deb-2. dpkg -install debianpackage.deb-there are two different options -i or -install. convention is short option starts from - and long option starts from -...Read More

1 Answer

247 views

Which Linux file systems pre-allocates a fixed number of inodes at file system make/creation time, and does not generate them as needed?

John Smith
Answered: Apr 20, 2024

I guess it's Ext3 file system and its way better than Ext2 file system.

1 Answer

246 views

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