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CCNA 1 - MODULE 6 EXAM QUESTIONS
Qs and Ans Expert- Explanation
This Exam contains:
-Guarantee passing score -30 Questions and Answers -format set of multiple-choice -Expert- Explanation
Question 1: Which is a function of the Logical Link Control (LLC) sublayer?
Answer:
to identify which network layer protocol is being used Question 2: What type of physical topology can be created by connecting all Ethernet cables to a central device?
Answer:
star
Question 3: What is true concerning physical and logical topologies?
Answer:
logical toplogies refer to how a network transfers data between devices Question 4: The IEEE 802 LAN/MAN data link layer consists of which two sublayers? (Choose two.)
Answer:
Logical link control & Media access control
Question 5: Which organization defines standards for the network access layer (i.e., the OSI physical and data link layers)?
Answer:
IEEE
Question 6: Which topology displays networking device layer IP addresses?
Answer:
Logical toplogy
Question 7: What does a router do after de-encapsulating a received frame?
Answer:
determines the best path Question 8: What method is used to manage contention-based access on a wireless network?
Answer:
CSMA/CA
Question 9: Which media access control method is used in legacy Ethernet LANs?
Answer:
carrier sense multiple access/collision detection Question 10: Which of the following are data link layer protocols? (Choose three)
Answer:
802.11, Ethernet, PPP Question 11: A technician has been asked to develop a physical topology for a network that provides a high level of redundancy. Which physical topology requires that every node is attached to every other node on the network?
Answer:
mesh
Question 12: What is the responsibility of the MAC sublayer?
Answer:
Provides the method to get the frame on and off the media
Question 13: What are the two sublayers of the OSI model data link layer? (Choose two.)
Answer:
LLC, MAC
Question 14: Which two engineering organizations define open standards and protocols that apply to the data link layer? (Choose two.)
Answer:
ISO(International Organization for Standardization) ITU(Internaitonal Telecommunication Union) Question 15: What attribute of a NIC would place it at the data link layer of the OSI model?
Answer:
MAC address Question 16: What identifier is used at the data link layer to uniquely identify an Ethernet device?
Answer:
MAC address Question 17: The media access control method used depends on which two criteria?
Answer:
Media sharing / topology Question 18: What does the data link layer add to a Layer 3 packet to create a frame? (Choose two.)
Answer:
header, trailer
Question 19: Which duplex communication method is used in WLANs?
Answer:
half-duplex
Question 20: What is another name for the OSI data link layer?
Answer:
Layer 2
Question 21: Which layer of the OSI model is responsible for specifying the encapsulation method used for specific types of media?
Answer:
data link
Question 22: Which LAN topology is a hybrid topology?
Answer:
extended star Question 23: Which lists the Layer 2 and Layer 3 address fields in the correct order?
Answer:
destination NIC address, source NIC address, source IP address, destination IP address Question 24: What kind of network would use point-to-point, hub and spoke, or mesh topologies?
Answer:
WAN Question 25: Although CSMA/CD is still a feature of Ethernet, why is it no longer necessary?the virtually unlimited availability of IPv6 addresses
Answer:
the use of full-duplex capable layer 2 switches
Question 26: What is the function of the last field in a data link layer frame?
Answer:
to determine whether the frame experienced transmission errors Question 27: Which statement describes the half-duplex mode of data transmission?
Answer:
data that is transmitted over the network flows in one direction at a time Question 28: Which data link layer media access control method does Ethernet use?
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