Introduction to Networking Final Exam Questions
Course Introduction
Introduction to Networking provides students with a foundational understanding of computer networks and their essential role in modern communication. The course covers key topics such as networking concepts, topologies, protocols, hardware components, and the OSI model. Through practical examples and hands-on exercises, students learn how data is transmitted across networks, how devices communicate within local and wide area networks, and the basics of network configuration and troubleshooting. By the end of the course, students will have a solid grounding in networking principles, preparing them for advanced studies and real-world applications in IT and cybersecurity.
Recommended Textbook Network Guide to Networks 6th Edition by Tamara Dean
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Chapter 1: An Introduction to Networking
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Sample Questions
Q1) Describe license tracking in networks.
Answer: License tracking determines how many copies of a single application are currently in use on the network and ensures that number does not exceed the number of licenses purchased. This information is important for legal reasons, as software companies are vigilant about illegally copying software or using more than the authorized number of copies.
Q2) A network that connects two or more geographically distinct LANs or MANs is called a(n) ____________________.
Answer: WAN (wide area network)
wide area network
WAN
Q3) ____ provide a Web-based client for checking e-mail.
A) Web servers
B) Mail servers
C) File servers
D) Access servers
Answer: B
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Chapter 2: Network Standards and the OSI Model
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Q1) Network functions are associated with only one layer of the OSI model.
A)True
B)False
Answer: False
Q2) ____________________ are documented agreements containing technical specifications or other precise criteria that stipulate how a particular product or service should be designed or performed.
Answer: Standards
Q3) The Application layer includes software applications.
A)True
B)False
Answer: False
Q4) In which OSI model layer does IP operate?
A) Physical
B) Transport
C) Network
D) Data Link
Answer: C
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Page 4
Chapter 3: Transmission Basics and Networking Media
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Sample Questions
Q1) Which connector is used in RS-232 transmissions?
A) DB-25
B) ST
C) BNC
D) Cat-5
Answer: A
Q2) Explain how half-duplex transmissions work.
Answer: In half-duplex transmission, signals may travel in both directions over a medium but in only one direction at a time. Half-duplex systems contain only one channel for communication, and that channel must be shared for multiple nodes to exchange information.
Q3) A digital signal composed of a pulse of positive voltage represents a(n) ____.
A) 0
B) 1
C) 4
D) 8
Answer: B
Q4) ____________________ transmission involves one transmitter and multiple receivers.
Answer: Point-to-multipoint
Page 5
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Chapter 4: Introduction to TCP/IP Protocols
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Sample Questions
Q1) A(n) ____________________ is a special 32-bit number that, when combined with a device's IP address, informs the rest of the network about the segment or network to which the device is attached.
Q2) In the domain name www.google.com, ____ is the top-level domain (TLD).
A) http
B) www
C) google
D) com
Q3) In the TCP/IP protocol suite, ____ is the core protocol responsible for logical addressing.
A) TCP
B) UDP
C) IP
D) ARP
Q4) The format of ARP tables is the same from one operating system to another. A)True
B)False
Q5) The command used to view IP information on a Windows workstation is ipconfig. A)True
B)False
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Chapter 5: Topologies and Ethernet Standards
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Sample Questions
Q1) In a(n) ____________________ topology, every node on the network is connected through a central device, such as a hub, router, or switch.
Q2) A ____ is simply a linked series of devices.
A) star
B) star-wired ring
C) ring
D) daisy-chain
Q3) Modern Ethernet networks are based on the star topology.
A)True
B)False
Q4) Explain the 5-4-3 rule of networking.
Q5) In a ring network, each workstation acts as a(n) ____ for the transmission.
A) repeater
B) amplifier
C) terminator
D) manager
Q6) A network ____________________ is the part of a network to which segments and significant shared devices connect.
Q7) Briefly explain how CSMA/CD works.
Page 7
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Chapter 6: Network Hardware, Switching, and Routing
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Sample Questions
Q1) It is best to perform connectivity tests on a computer connected to a live network.
A)True
B)False
Q2) Describe how a computer's bus can be expanded to include devices other than those found on the motherboard.
Q3) At its most primitive, a ____ is a repeater with more than one output port.
A) base
B) hub
C) switch
D) bridge
Q4) Advances in NIC technology are making this hardware smarter than ever.
A)True
B)False
Q5) PCIe slots vary depending on the number of ____ they support.
A) lanes
B) labels
C) cards
D) processors
Q6) Explain hybrid routing protocols. Describe an example.
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Chapter 7: Wide Area Networks
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Sample Questions
Q1) ____ means that a telephone company connects residential users to its network with fiber-optic cable.
A) OLT
B) FITL
C) PON
D) FITH
Q2) Define the term xDSL and name the better known DSL varieties.
Q3) Explain how a cable modem is utilized in broadband cable connections.
Q4) A(n) ____________________ uses TDM (time division multiplexing) over two wire to divide a single channel into multiple channels.
Q5) At the customer's demarcation point, either inside or outside the building, RJ-48 connectors terminate in a ____.
A) terminal adapter
B) smart jack
C) CSU/DSU
D) switch
Q6) Why is SONET technology typically not implemented by small or medium-size businesses?
Q7) Describe an important difference between frame relay and X.25.
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Chapter 8: Wireless Networking
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Sample Questions
Q1) ____________________ means that satellites orbit the Earth at the same rate as the Earth turns.
Q2) The use of multiple frequencies to transmit a signal is known as ____________________ technology.
Q3) ____ is a significant problem for wireless communications because the atmosphere is saturated with electromagnetic waves.
A) Attenuation
B) Fading
C) Diffraction
D) Interference
Q4) Most satellites circle the Earth ____ miles above the equator in a geosynchronous orbit.
A) 100
B) 1240
C) 6,000
D) 22,300
Q5) What is the purpose of the Frame Control field in an 802.11 frame?
Q6) Describe how interference can distort and weaken a wireless signal.
Q7) Describe the FHSS and DSSS spread spectrum technologies.
Page 10
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Chapter 9: In-Depth TCP/IP Networking
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Sample Questions
Q1) Explain how to calculate a host's network ID given its IPv4 address and subnet mask.
Q2) On a network using TCP/IP, some nodes may use multiple IP addresses.
A)True
B)False
Q3) Because the octets equal to 0 and 255 are ____, only the numbers 1 through 254 can be used for host information in an IPv4 address.
A) unobtainable
B) out-of-range
C) reserved
D) open for general use
Q4) IMAP4 servers require less storage space and usually more processing resources than POP servers do.
A)True
B)False
Q5) Explain why SNAT is considered static and describe why this is useful.
Q6) In CIDR, conventional network class distinctions do not exist.
A)True
B)False
Q7) Describe what PAT is and how it works.
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Chapter 10: Virtual Networks and Remote Access
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Q1) In ____, each datagram can follow one of many paths to reach its destination.
A) circuit switching
B) line switching
C) packet switching
D) data switching
Q2) In a ____ VPN, tunnels connect multiple sites on a WAN.
A) site-to-site
B) site-to-client
C) client-to-client
D) link-to-line
Q3) ____ refers to dialing directly into a private network's or ISP's remote access server to log on to a network.
A) Dialed networking
B) Traditional networking
C) Dial-up networking
D) Virtual networking
Q4) A(n) ____________________ is a logically defined device that operates at the Data Link layer to pass frames between nodes.
Q5) What are three advantages of virtualization?
Q6) What are two important considerations when designing a VPN?
Page 12
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Chapter 11: Network Security
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Sample Questions
Q1) In ____, both computers verify the credentials of the other.
A) mutual authorization
B) mutual access
C) mutual authentication
D) mutual verification
Q2) A ____ main function is to examine packets and determine where to direct them based on their Network layer addressing information.
A) switch's
B) gateway's
C) router's
D) proxy server's
Q3) The combination of a public key and a private key is known as a ____.
A) key lock
B) key frame
C) key pair
D) key set
Q4) Network security is more often compromised "from the inside" than from external sources.
A)True
B)False
Page 13
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Chapter 12: Voice and Video Over IP
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Sample Questions
Q1) Explain why MGCs are especially advantageous on large VoIP networks.
Q2) Many network engineers consider ____ to be superior to MGCP.
A) SIP
B) RTCP
C) MEGACO
D) MGC
Q3) One drawback to ____ video is that content may not be edited before it's distributed.
A) on demand
B) live streaming
C) streaming server
D) VoIP
Q4) When a caller uses an IP telephone, his or her voice is immediately digitized and issued from the telephone to the network in ____ form.
A) segment
B) frame
C) circuit
D) packet
Q5) Explain the issue that IP telephones face regarding the need for electric current .
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Chapter 13: Troubleshooting Network Problems
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Sample Questions
Q1) Logical connectivity problems often prove more difficult to isolate and resolve than physical connectivity problems.
A)True
B)False
Q2) When used on a copper-based cable, a continuity tester applies a small amount of ____ to each conductor at one end of the cable.
A) resistance
B) impedance
C) voltage
D) current
Q3) A ____ is a document (preferably online) that lists every service and software package supported within an organization, plus the names of first- and second-level support contacts for those services or software packages.
A) call tracking list
B) help desk program list
C) supported services list
D) change management list
Q4) Network engineers today might call any protocol analyzer tool a(n)
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Chapter 14: Ensuring Integrity and Availability
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Sample Questions
Q1) Explain the concept of a backup strategy and provide a list of eight questions the strategy should address.
Q2) A(n) ____ is a deviation from a specified level of system performance for a given period of time.
A) fault
B) failure
C) error
D) hoax
Q3) ____ scanning techniques attempt to identify malware by discovering "malware-like" behavior.
A) Integrity checking
B) Polymorphic
C) Signature
D) Heuristic
Q4) Describe the key to fault tolerance in network design. Provide examples of fault tolerant topologies.
Q5) What are external disk drives and why are they useful?
Q6) Generators provide surge protection.
A)True
B)False
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Chapter 15: Network Management
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Sample Questions
Q1) For a cabling upgrade, the best way to ensure that future upgrades go smoothly is to carefully document the existing cable after making any upgrades.
A)True
B)False
Q2) On Windows-based computers an event log and can be easily viewed with the GUI ____________________ application.
Q3) A ____ is a major change to a software package's existing code.
A) revision
B) change
C) patch
D) software upgrade
Q4) ____ management refers to monitoring how well links and devices are keeping up with the demands placed on them.
A) Performance
B) Fault
C) Network
D) Configuration
Q5) Explain how to gather baseline data on a network.
Q6) Describe the purpose of baseline measurements.
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