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CCNA Exam Questions and Answers: Networking Fundamentals, Exams of Advanced Education

Chamberlain College of NursingAdvanced Education

A comprehensive set of questions and answers related to the ccna 1-8 exam, covering fundamental concepts of tcp/ip protocols, ethernet standards, and network devices. It includes topics such as transport layer protocols, data link layer protocols, data encapsulation, ip addressing, routing, and ethernet cabling. The material is designed to help students prepare for the ccna certification exam by testing their knowledge of key networking principles and technologies. It also covers practical aspects like cabling and switch configurations, making it a valuable resource for hands-on learning and exam preparation.

Typology: Exams

2024/2025

Available from 07/03/2025

EXAMGUIDE
EXAMGUIDE 🇺🇸

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CCNA 1-8 EXAM QUESTIONS AND
ANSWERS
Which of the following protocols are examples of TCP/IP transport layer protocols? -
Correct Answers -UDP, TCP
Which of the following protocols are examples of TCP/IP data link layer protocols?
(Choose two answers.) - Correct Answers -ETHERNET, PPP
The process of HTTP asking TCP to send some data and making sure that it is received
correctly is an example of what? - Correct Answers -Adjacent-layer interaction
The process of TCP on one computer marking a TCP segment as segment 1, and the
receiving computer then acknowledging the receipt of TCP segment 1 is an example of
what? - Correct Answers -Same-layer interaction
The process of a web server adding a TCP header to the contents of a web page,
followed by adding an IP header and then adding a data link header and trailer, is an
example of what? - Correct Answers -Data encapsulation
PC1 and PC2 are on two different Ethernet LANs that are separated by an IP router.
PC1's IP address is 10.1.1.1, and no subnetting is used. Which of the following
addresses could be used for PC2? (Choose two answers.) - Correct Answers -9.1.1.1
1.1.1.1
Imagine a network with two routers that are connected with a point-to-point HDLC serial
link. Each router has an Ethernet, with PC1 sharing the Ethernet with Router1 and PC2
sharing the Ethernet with Router2. When PC1 sends data to PC2, which of the following
is true? - Correct Answers -Router1 strips the Ethernet header and trailer off the frame
received from PC1, never to be used again.
Which of the following does a router normally use when making a decision about routing
TCP/IP packets? - Correct Answers -Destination IP address
Which of the following terms is used specifically to identify the entity created when
encapsulating data inside data link layer headers and trailers? - Correct Answers -
Frame
pf3
pf4
pf5

Partial preview of the text

Download CCNA Exam Questions and Answers: Networking Fundamentals and more Exams Advanced Education in PDF only on Docsity!

CCNA 1-8 EXAM QUESTIONS AND

ANSWERS

Which of the following protocols are examples of TCP/IP transport layer protocols? - Correct Answers -UDP, TCP Which of the following protocols are examples of TCP/IP data link layer protocols? (Choose two answers.) - Correct Answers -ETHERNET, PPP The process of HTTP asking TCP to send some data and making sure that it is received correctly is an example of what? - Correct Answers -Adjacent-layer interaction The process of TCP on one computer marking a TCP segment as segment 1, and the receiving computer then acknowledging the receipt of TCP segment 1 is an example of what? - Correct Answers -Same-layer interaction The process of a web server adding a TCP header to the contents of a web page, followed by adding an IP header and then adding a data link header and trailer, is an example of what? - Correct Answers -Data encapsulation PC1 and PC2 are on two different Ethernet LANs that are separated by an IP router. PC1's IP address is 10.1.1.1, and no subnetting is used. Which of the following addresses could be used for PC2? (Choose two answers.) - Correct Answers -9.1.1. 1.1.1. Imagine a network with two routers that are connected with a point-to-point HDLC serial link. Each router has an Ethernet, with PC1 sharing the Ethernet with Router1 and PC sharing the Ethernet with Router2. When PC1 sends data to PC2, which of the following is true? - Correct Answers -Router1 strips the Ethernet header and trailer off the frame received from PC1, never to be used again. Which of the following does a router normally use when making a decision about routing TCP/IP packets? - Correct Answers -Destination IP address Which of the following terms is used specifically to identify the entity created when encapsulating data inside data link layer headers and trailers? - Correct Answers - Frame

Which OSI layer defines the functions of logical network-wide addressing and routing? - Correct Answers -Layer 3 Which OSI layer defines the standards for cabling and connectors? - Correct Answers - Layer 1 In the LAN for a small office, some user devices connect to the LAN using a cable, while others connect using wireless technology (and no cable). Which of the following is true regarding the use of Ethernet in this LAN? - Correct Answers -Only the devices that use cables are using Ethernet. Which of the following Ethernet standards defines Gigabit Ethernet over UTP cabling? - Correct Answers -1000BASE-T Which of the following is true about Ethernet crossover cables for Fast Ethernet? - Correct Answers -Pins 1 and 2 on one end of the cable connect to pins 3 and 6 on the other end of the cable. Each answer lists two types of devices used in a 100BASE-T network. If these devices were connected with UTP Ethernet cables, which pairs of devices would require a straight-through cable? (Choose three answers.) - Correct Answers -PC and switch Router and hub Wireless access point (Ethernet port) and switch Which of the following is true about the CSMA/CD algorithm? - Correct Answers - Collisions can happen, but the algorithm defines how the computers should notice a collision and how to recover. Which of the following is true about the Ethernet FCS field? - Correct Answers -It resides in the Ethernet trailer, not the Ethernet header. Which of the following are true about the format of Ethernet addresses? (Choose three answers.) - Correct Answers -Each manufacturer puts a unique OUI code into the first 3 bytes of the address. Each manufacturer puts a unique OUI code into the first half of the address. The part of the address that holds this manufacturer's code is called the OUI. Which of the following terms describe Ethernet addresses that can be used to send one frame that is delivered to multiple devices on the LAN? (Choose two answers.) a. Burned-in address - Correct Answers -Broadcast address Multicast address In the cabling for a leased line, which of the following typically connects to a four-wire line provided by a telco? - Correct Answers -CSU/DSU

A company implements a TCP/IP network, with PC1 sitting on an Ethernet LAN. Which of the following protocols and features requires PC1 to learn information from some other server device? - Correct Answers -DNS Which of the following header fields identify which TCP/IP application gets data received by the computer? (Choose two answers.) - Correct Answers -TCP Port Number UDP Port Number Which of the following are typical functions of TCP? (Choose four answers.) - Correct Answers -Flow control (windowing) Error recovery Multiplexing using port numbers Ordered data transfer Which of the following functions is performed by both TCP and UDP? - Correct Answers -Multiplexing using port numbers What do you call data that includes the Layer 4 protocol header, and data given to Layer 4 by the upper layers, not including any headers and trailers from Layers 1 to 3? (Choose two answers.) - Correct Answers -Segment L4PDU In the URI http://www.certskills.com/ICND1, which part identifies the web server? - Correct Answers -www.certskills.com Fred opens a web browser and connects to the www.certskills.com website. Which of the following are typically true about what happens between Fred's web browser and the web server? (Choose two answers.) - Correct Answers -Messages flowing to the client typically use a source TCP port number of 80. Messages flowing to the server typically use TCP. In what modes can you type the command show mac address-table and expect to get a response with MAC table entries? (Choose two answers.) - Correct Answers -User mode Enable mode In which of the following modes of the CLI could you type the command reload and expect the switch to reboot? - Correct Answers -Enable mode

Which of the following is a difference between Telnet and SSH as supported by a Cisco switch? - Correct Answers -SSH encrypts all data exchange, including login passwords; Telnet encrypts nothing. What type of switch memory is used to store the configuration used by the switch when it is up and working? - Correct Answers -RAM What command copies the configuration from RAM into NVRAM? - Correct Answers - copy running-config startup-config A switch user is currently in console line configuration mode. Which of the following would place the user in enable mode? (Choose two answers.) - Correct Answers -Using the end command once Pressing the Ctrl+Z key sequence once Which of the following statements describes part of the process of how a switch decides to forward a frame destined for a known unicast MAC address? - Correct Answers -It compares the unicast destination address to the bridging, or MAC address, table. Which of the following statements describes part of the process of how a LAN switch decides to forward a frame destined for a broadcast MAC address? - Correct Answers - It forwards the frame out all interfaces in the same VLAN except for the incoming interface. Which of the following statements best describes what a switch does with a frame destined for an unknown unicast address? - Correct Answers -It forwards out all interfaces in the same VLAN except for the incoming interface. Which of the following comparisons does a switch make when deciding whether a new MAC address should be added to its MAC address table? - Correct Answers -It compares the unicast source address to the bridging, or MAC address, table. A Cisco Catalyst switch has 24 10/100 ports, numbered 0/1 through 0/24. Ten PCs connect to the ten lowest numbered port, with those PCs working and sending data over the network. The other ports are not connected to any device. Which of the following answers lists facts displayed by the show interfaces status command? - Correct Answers -Port Fast Ethernet 0/5 is in a connected state. Consider the following output from a Cisco Catalyst switch: SW1# show mac address-table dynamic Mac Address Table

The ip default-gateway 172.16.2.254 command in global configuration mode. Which of the following line subcommands tells a switch to wait until a show command's output has completed before displaying log messages on the screen? - Correct Answers -logging synchronous