Linux Exam-practice-1

What configuration file is built automatically to specify which Domain Name System (DNS) servers will be queried

• /etc/resolv.conf

• /etc/sysconfig/dns

• /etc/named.conf

• /etc/hosts

When entering on the command prompt , what will happen (<num> replaced by a numeric value)?

• The command with number <num> from

  the command history will be executed

• You will get a 'value not found' error

• The Variable '!' will be loaded with the

  value of <num>

• The value will be printed on the

  screen

Which of the following answers is true (one or more might be correct)

• A hard-link can never be used

  cross from one device or

  partition to another

• When creating a hard link, both

  original file and link will point

  tot the same Inode

• Soft-links can be found with the

  'Is -l' command

• Each file has at least one hard

  link

• With the 'In command' you can

  create both hard-links and soft-

  links

Check the Console Text-Editors for Linux:

• Edit

• Emacs

• VIM

• Pico

• Nano

When typing the command 'who' what will be the output?

• Your current userlD and for how long

  you are logged in

• The password expiracy date of your

  current userlD

• Your current userlD and your working

  directory

• A list of all Users logged in on the

  system

Which Linux application is a Relational Database Software package (RDBMS)? (One or more answers are correct)

• PostgreSQL

• MariaDB

• MongoDB

• MySQL

• Sql4Linux

What command do you use to create a 'shortcut' for a file or directory?

• MP

• LINK

• SC

• LN

What is the default directory in Linux where most logs, like syslogs are located?

• /home/log

• /tmp

• /log

• /var/log

Linux excels at running server applications because ...

• It works well on Virtual Machines

• It can be used for cloud-based

  applications

• Of its reliability and efficiency

• It is free

With an Alias you can...

• Create an alternative hostname

• Create short nicknames for longer

  commands

• Create an alias for a variable

• Create new commands