Question 1

Which octet mask has the follwing directory drw-r-----?

Options :

A : 755

B : 211

C : 700

D : 777

E : 640

Answer: E

Question 2

What are the SIP and RTP protocols used for in VoIP?

Options :

A : SIP and RTP are competing protocols that are both used for audio data transmission.

B : RTP is used for setting up and closing down calls, and SIP is used for audio data transmission.

C : SIP and RTP are competing protocols that are both used for setting up and tearing down calls.

D : SIP is used for setting up and closing down calls, and RTP is used for audio data transmission.

E : SIP is used for setting up and closing down calls, but RTP is nothing to do with VoIP.

Answer: D

Question 3

In which situations might the xhost+ command be commonly used?

Options :

A : When uninstalling X server

B : When installing new software packages on the system

C : When setting up X11 forwarding for remote desktop sessions

D : When configuring firewall rules for network security

E : When configuring user permissions for file access

Answer: C

Question 4

What is a CNAME?

Options :

A : Maps an IP to domain.

B : Maps a hostname to hostname.

C : Maps a domain to a hostname.

D : Maps an IP to a hostname.

E : Maps a domain to an IP.

Answer: B

Question 5

How does HSRP version 2 handle router preemption by default?

Options :

A : Preemption is enabled only on active routers

B : Preemption is disabled

C : Preemption is enabled only on standby routers

D : Preemption is enabled

E : Preemption behavior is determined by the router priority

Answer: D

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