H31-211 Online Practice Questions and Answers

Which of the following protocols provides a connectionless transport service?

A. IP

B. IPX

C. TCP

D. UDP

In VRP, what are the following statements about RIP route aggregation?

A. RIP V1 supports route aggregation by default. You can disable route aggregation when needed.

B. RIP V2 supports off route aggregation.

C. RIP V1 does not support CIDR

D. RIP V2 supports subnet route aggregation

Which of the following statements about DR in an OSPF network is correct? (multiple choice)

A. There must be a DR in an OSPF area;

B. DR must be negotiated between routers in accordance with the provisions of the agreement

C. Only the router with the highest priority in the network can become the DR.

D. DR is selected only in NBMA or broadcast networks.

What are the main technologies of the firewall ()? (multiple choice)

A. Simple packet filtering technology

B. State detection packet filtering technology

C. Application proxy technology

D. Application proxy technology

E. Address translation technology

Which of the following two types of interfaces can the switch be? (multiple choice)

A. MDI

B. MDI_S

C. MDI_X

D. MDI_R

What are the characteristics of the OSPF routing protocol? (multiple choice)

A. Using route number for path calculation

B. No routing self-loop

C. Route calculation can be done in different regions

D. Suitable for routing between different Ass

When you need to change the metric of the route sent by RIP to increase by 5, while keeping the local corresponding route metric unchanged, which command should you use?

A. [RTA-Serial0/0/0]rip metricout 5

B. [RTA]rip metricout 5

C. [RTA]rip metricin 5

D. [RTA-Serial0/0/0]rip metricin 5

Regarding the IP routing, the following correct ()? (multiple choice)

A. Routing is the third layer concept in the OSI model

B. IP routing is the path information that guides IP packet forwarding.

C. Any route must include the following three parts: source address, destination address, and next hop.

D. In the LAN, the route includes the following two parts: IP address and MAC address.

hich network does the L2 switch connect to?

A. Conflict domain

B. Broadcast domain

C. Administrative domain

D. Autonomous domain

In full-duplex mode, both parties can receive and transmit data simultaneously. Which of the following options is working in full duplex mode?

A. Keyboard

B. Display

C. Interphone

D. Telephone network