H31-211 Online Practice Questions and Answers

Which of the following technologies can save the number of IP addresses?

A. NAT

B. DNS

C. CIDR

D. VLSM

Asynchronous Response Mode (ARM) is a way of allowing any node to initiate a transfer.

A. True

B. False

The following may result in the inability to establish an adjacency relationship between OSPF routers? (multiple choice)

A. The interface network segment is inconsistent

B. Ethernet or NBMA network interface priority is all zero

C. Timer parameters are inconsistent

D. The same router ID

A permanent virtual circuit is to provide a fixed virtual circuit to the user. Once the circuit is established, the link water is valid, unless the administrator manually deletes it. PVC is used for frequent and stable traffic transmission between the two ends.

A. True

B. False

What are the common WAN interfaces? (multiple choice)

A. V.35 interface

B. ATM interface

C. Ethernet interface

D. FR interface

The protocol converges quickly and uses the link bandwidth to calculate the best route to the destination network segment. It is commonly used in routing protocols for medium and large networks. What are the options? (multiple choice)

A. BGP

B. OSPF

C. ISIS

D. RIP

What parts of the general network address are composed? (multiple choice)

A. Logical address

B. Link address

C. Network address

D. Host address

It is known that the mask of a network is 255.255.248.0, then what belongs to the same network segment?

A. 10.110.16.1 and 10.110.25.1

B. 10 .76 .129.21 and 10.76.137.1

C. 10.52.57.34 and 10.52.62.2

D. 10.33.23.2 and 10.33.31.1

The first layer to the first layer of the OSI reference model is called the lower layer, responsible for the transmission of data in the network?

A. II

B. Three

C. Four

D. Five

The performance parameters of the firewall include ()? (multiple choice)

A. Throughput

B. Maximum number of connections

C. New connections per second

D. Processing delay

Which of the following is the correct description of the mesh structure? (multiple choice)

A. In a fully connected mesh network, n(n-1)/2 physical links are required to connect n devices.

B. In a fully connected mesh network, if one link fails, it will not affect the entire system.

C. Fully connected network is more robust

D. The cost of a fully connected network is low and easy to implement

When the port of Hybridrid sends a message, what are the following statements correctly? (multiple choice)

A. Hybrid port can implement packet stripping label sending in multiple VLANs.

B. When the Hybrid port and the trunk port send data, the processing method is the same.

C. Hybrid port does not contain VLAN tag for sending data;

D. The data sent by the Hybrid port may have a VLAN 1 tag.

Which of the following protocols is used to transfer files that make up a page on the World Wide Web?

A. TCP

B. UDP

C. DNS

D. HTTP

The HTTP protocol uses TCP communication, and the default port is

A. 80

B. 8080

C. 110

D. 25

When the traffic shaping parameters are configured on the outbound interface and the PVC, the configuration with a small CIR value takes effect. That is, if the CIR value of the PVC is smaller than the CIR value of the outbound interface, the traffic shaping parameters of the PVC take effect.

A. True

B. False