Crowdly

If you wanted to let a Linux machine share files with Windows clients and servers, you would use:

DNS

Netatalk

Samba

NFS

The tilde (~) is used to represent:

Nothing, it has no special meaning

Any two single characters

A user’s home directory

The directory above the current working directory

Using the wc command to check line length:

wc -ir /etc/nsswitch.conf

wc -L /etc/nsswitch.conf

✅

wc -N /etc/nsswitch.conf

wc -i /etc/nsswitch.conf

Select the command that can report the location of a command:

sudo

what

which

where

Text File Record Delimiter:

Default libraries that control text file permissions

A and C

One or more characters that create a boundary between different data items within a record

✅

Characters that are created by system default configurations and run on /etc/passwd

The GNU Bourne Again Shell, first released in 1989, is commonly used as the default shell for Linux user accounts

KornShell

Dash

All answers are correct

Bash

What is the standard option to provide a command line program to view its documentation?

-help

-info

-ls

-doc

A command which shows an Ubuntu distribution:

readlink /bin/sh

readlink /bin/bash

readlink /home/sh

readlink /etc/sh

Software is backward compatible if:

It works across Linux/Mac/Windows

It still supports old file formats or applications

If the next version still works the same way

It can be upgraded without downtime