Linux Filesystem

Question 1

Two types of Linux users

Answer 1

• Normal User
• Super User/Admin, root

Question 2

Superuser

Answer 2

• Can access all parts of the system to execute admin tasks

Question 3

Do files in Linux need a file extension?

Answer 3

No

Question 4

How to hide a file in linux?

Answer 4

add a . in front of the name

Question 5

Who can grant permissions to files?

Answer 5

• File owner
• Root admin user

Question 6

Permission types in Linux

Answer 6

• Read
• Write
• Execute

Question 7

Filesystem Hierarchy Standard (FHS)

Answer 7

Distinguishes between shareable and unshareable files, and between static and variable files

Question 8

In the Linux filesystem “.” refers to:

Answer 8

The root directory

Question 9

In the Linux filesystem “..” refers to:

Answer 9

The folder above the one you are in

Question 10

Hard Link

Answer 10

• A duplicate directory entry where both entries point to the same file
• Same file system

Question 11

Symbolic Link

Answer 11

• A file that refers to another file from its name
• Can cross file system (os) boundaries
• Create a link to a directory

Question 12

Which UID is usually used to represent the first regular user on a Linux system

Answer 12

1000

Question 13

ls -d

Answer 13

• Show info about a directory or symbolic link
• Usually just its respective path, though