Download HCNA - Carrier IP.H31-211.VCEplus.2019-04-09.60q.vcex

Vendor: Huawei
Exam Code: H31-211
Exam Name: HCNA - Carrier IP
Date: Apr 09, 2019
File Size: 27 KB
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Demo Questions

Question 1
Which of the following communication types are defined based on information interaction between the transmitter and the receiver? (Select multiple)
  1. Simplex
  2. Half-duplex
  3. Duplex
  4. Auto-negotiation
Correct answer: CD
Question 2
The Advanced Research Projects Agency Network (ARPANET) network is created by United States Department of Defense and is the predecessor of the contemporary global. Which of the following is the basis of an ARPANET network?
  1. MPLS forwarding
  2. Packet switching
  3. Circuit switching
  4. Low-speed serial connection
Correct answer: B
Question 3
In a TCP/IP protocol stack, the headers of packets at each layer are removed in the decapsulation process in a specified manner. Which of the following is the right manner?
  1. From lower to upper
  2. From Transport Layer to the lower layers
  3. From upper to lower
  4. From Network Layer to the upper layers
Correct answer: D
Question 4
What is the PDU (Protocol Data Unit) that resides at physical layer called?
  1. Packet
  2. Frame
  3. Segment
  4. Binary bit flow
Correct answer: C
Question 5
Which network component is used to carry a hardware address, for example, MAC address used for communication between devices on the same link?
  1. PIC
  2. Network interface card
  3. POWER
  4. FAN
Correct answer: B
Question 6
Where do RPC, NFS and SQL protocols reside at the OSI reference model?
  1. Transport layer
  2. Presentation layer
  3. Network layer
  4. Session layer
Correct answer: D
Question 7
Which of the following statements about the IPv6 fragmentation operation is correct?
  1. ICMPv6 is not applicable for fragmentation
  2. Fragmentation can occur only on the start host
  3. Fragmentation can occur only on the start router
  4. Fragmentation operations are similar to Ipv4 operations
Correct answer: A
Question 8
Which of the following statements about broadcast in IPv6 is correct?
  1. Broadcast in LAN can affect all nodes.
  2. Broadcast is not used in IPv6.
  3. The definition of broadcast in the IPv6 network is pending.
  4. Broadcast, as a basic mechanism, is used in various IPv6 operations. 
Correct answer: B
Question 9
IPv6 cancels the option field in the IPv4 packet header and adds multiple extended packet headers, which improves the processing efficiency and enhances the flexibility of IPv6 and provides a good scalability for the IP protocol.
  1. True
  2. False
Correct answer: A
Question 10
Tracert is an application based on application layer, which transport layer protocol is used by Tracert?
  1. ICMP
  2. TCP
  3. UDP
  4. ARP
Correct answer: A
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