H12-811 Online Practice Questions and Answers

Which of the following methods can read data non-blocking in Python's telnetliB.? ()

A. telnet_read_very_lazy

B. telnet._read_eager

C. telnet_reaD._very_eager

Which of the following commands configures the authentication mode as HWTACACS authentication? ()

A. authentication-mode local

B. authentication-mode hwtacacs

C. authorization mode hwtacacs

Which of the following are not the characteristics of a small campus network? ()

A. Low number of users

B. Single network level

C. Simple network requirements

D. Wide coverage

A network administrator of a company wants to be able to remotely manage the network equipment of the branch. Which of the following protocols will be used? ()

A. RSTP

B. VLSM

C. CIDR

D. TeInet

The DHCP request message is sent by broadcast

A. True

B. False

If the value of the ypeLength field of an Ethernet data frame is 0x0800, the length of the upper layer message header carried by this data frame is in the range of 20-60() A. True

B. False

Which of the following protocols does the RA. message used by IPv6 stateless autoconfiguration belong to? ()

A. ICMPv6

B. UDPv6

C. TCPv6

The router needs to modify the destination IP address in the data packet when forwarding the data packet ()

A. True

B. False

Which of the following IPv6 addresses is a multicast address? ()

A. FE80:2EO:FCFF:FEEF:FEC

B. FC0O:2EO:FCFF:FEEF:FEC

C. FF02::2EO:FCFF:FEEF:FEC

D. 2000::2EO:FCFF:FEEF:FEC

When two OSPF routers form a 2TAY neighbor relationship, LSDhas been synchronized.

A. True

B. False

The output information of a router is shown in the figure. Which of the following statements are correct? ()

A. The configuration file currently used is different from the configuration file used for the next startup

B. The current VRP version file is the same as the VRP file used for the next startup

C. The current configuration file used is the same as the configuration file used for D next startup

The LACP mode of link aggregation uses LACPDU to elect the active enWhat information in LACPDU is the basis for electing the active end of LACP? ()*

A. Interface priority

B. Device priority

C. MAC address

D. Interface number

Trunk interfaces can send both tagged and untagged frames.

A. True

B. False

Which of the following routes has the highest priority?

A. Static route

B. Direct route

C. RIP route

D. OSPF route

Refer to the following figure of the ACL configured on a router. Which of the following statements is true?

A. The data packets with the source IP address 192.168.1.254 match the permit rule.

B. The data packets with the source IP address 192.168.1.1 match the permit rule.

C. The data packets with the source IP address 192.168.1.1 match the deny rule.

D. The data packets with the source IP address 192.168.1.1 or 192.168.1.254 match the permit rule.