H12-811_V1.0 Practice Test

For switches running the SIP protocol, the port needs to wait for the forwarding delay in the
Learning state before it can be converted to the Forwarding state. ()

A.

True

B.

False

In the network shown in the figure below, the host has an ARP cache, and host A sends a packet to host B. What are the destination MAC and destination IP of this packet? () (Single-choice question)

A.

MAC-C,11.0.12.1

B.

B. MAC-B.11.0.12.1

C.

C. MAC-A.11.0.12.1

D.

D. MAC-C.10.0.12.2

In a broad sense, the transmission medium that constitutes the wireless local area network
wlan does not include? ()

A.

Rays

B.

Radio wave

C.

infrared

D.

laser

The network administrator hopes to be able to effectively use the P address of the
192.168.176.0/25 network segment. Now that the company’s marketing department has 20
hosts, which of the following address segments is best allocated to the marketing
department? ()

A.

192.168.176.160/27

B.

192.168.176.0/25

C.

192.168.176.96/27

D.

192.168.176.48/29

Which of the following IE802.11 standards only supports the 24GHz frequency band for
communication? ()

A.

802.11g

B.

C. 802.11ax

C.

D. 802.11a