Enterprise Networking Practice Questions
Course Introduction
Enterprise Networking explores the principles, design, implementation, and management of large-scale computer networks used by organizations to connect multiple locations, support business operations, and enable communication between users, devices, and systems. The course covers network architectures, protocols, hardware infrastructure, network security strategies, and the latest technologies such as software-defined networking (SDN) and cloud integration. Practical labs and case studies provide hands-on experience with configuring routers, switches, firewalls, and wireless solutions, while also addressing topics like scalability, reliability, and performance optimization crucial for modern enterprise environments.
Recommended Textbook
Data Communications and Computer Networks A Business Users Approach 8th Edition by Curt
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13 Chapters
1235 Verified Questions
1235 Flashcards
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Chapter 1: Introduction to Computer Networks and Data Communications
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Sample Questions
Q1) One of the most explosive areas of growth in recent years has been cellular phone networks.
A)True
B)False
Answer: True
Q2) ______________________________ is used to transfer files from one computer system to another.
Answer: File Transfer Protocol (FTP) File Transfer Protocol FTP
Q3) The lowest layer of the TCP/IP protocol suite is the network access or physcial layer. A)True
B)False
Answer: True
Q4) The ____________________ connection is the only direct connection between sender and receiver and is at the physical layer,where actual 1s and 0s are transmitted over wires or airwaves.
Answer: physical
Page 3
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Chapter 2: Fundamentals of Data and Signals
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Sample Questions
Q1) A byte consists of 8 bits.
A)True
B)False
Answer: True
Q2) ____________________ is the opposite of attenuation.
Answer: Amplification
Q3) One of the most common forms of data transmitted between a transmitter and a receiver is textual data.
A)True
B)False
Answer: True
Q4) The period of a signal can be calculated by taking the reciprocal of the frequency (1/frequency).
A)True
B)False
Answer: True
Q5) ____________________ is unwanted electrical or electromagnetic energy that degrades the quality of signals and data.
Answer: Noise
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Chapter 3: Conducted and Wireless Media
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Sample Questions
Q1) ____________________ wire is designed to support 600 MHz of bandwidth for 100 meters.
Answer: Category 7 CAT 7
Q2) When a light signal inside the cable bounces off the cable wall and back into the cable,this is called ____.
A) refraction
B) reflection
C) blinking
D) friction
Answer: B
Q3) It is estimated that in the future,photonic fibers will have transmission speeds and distances at least 10 times that of current fiber-optic cable.
A)True
B)False
Answer: True
Q4) The two most common application areas of terrestrial microwave are ____________________ and business intercommunication.
Answer: telephone communications
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Chapter 4: Making Connections
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Sample Questions
Q1) A(n)____________________ bit performs an error check on only the data bits.
Q2) A(n)____ is simply a high-speed connection to which multiple devices can attach.
A) pin
B) bus
C) circuit
D) interface
Q3) Rather than being a single shared bus,InfiniBand is a network of high-speed links and switches.
A)True
B)False
Q4) SCSI is a ____ interface and not just an interface technique for hard disk drives.
A) systems
B) terminal
C) server
D) driver
Q5) Mainframe computers use polling to send or collect data with workstations. How does polling work,and what other more recently created protocols use polling?
Q6) What are the advantages and disadvantages of an asynchronous connection?
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Chapter 5: Making Connections Efficient: Multiplexing and Compression
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Sample Questions
Q1) Time division multiplexing (TDM)allows only one user at a time to transmit.
A)True
B)False
Q2) A T-1 telecommunications line uses a multiplexing technique termed ____________________,which provides for the multiplexing of up to 24 separate channels at a total speed of 1.544 Mbps.
Q3) Chip spreading codes are ____ bits in length.
A) 32
B) 64
C) 128
D) 256
Q4) ____ uses different wavelength (frequency)lasers to transmit multiple signals at the same time over a single medium.
A) Wave division multiplexing
B) Statistical time division multiplexing
C) Channel division multiplexing
D) Time division multiplexing
Q5) In frequency division multiplexing,the combined signals are digital.
A)True
B)False
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Chapter 6: Errors, Error Detection, and Error Control
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Sample Questions
Q1) Installing proper shielding on cables prevents ____.
A) white noise
B) impulse noise
C) attenuation
D) crosstalk
Q2) CRC-____ is found in Ethernet LANs.
A) 5
B) 12
C) 32
D) 64
Q3) Twisted pair Category 5e/6 cable should not be longer than the recommended 100-meter (300-foot)distance when it's transmitting at ____ Mbps.
A) 100
B) 250
C) 500
D) 1000
Q4) The CRC error-detection method treats the packet of data to be transmitted as a large polynomial.
A)True
B)False
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Chapter 7: Local Area Networks: Part I
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Sample Questions
Q1) Most modern local area networks provide the capabilities of transferring video images and video streams.
A)True
B)False
Q2) A ____ is a device that interconnects two segments of local area networks and acts as a filter.
A) hub
B) switch
C) router
D) satellite
Q3) One of the more interesting applications for a dedicated segment network and a switch is creating a ____.
A) virtual LAN
B) dedicated LAN
C) shared LAN
D) local LAN
Q4) The local area network first appeared in the 1950s.
A)True
B)False
Q5) The ____________________ Ethernet standard is also known as IEEE 802.3ae.
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Chapter 8: Local Area Networks: Part II
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Sample Questions
Q1) Shortly after its introduction,the Unix software was rewritten in the popular C++ programming language.
A)True
B)False
Q2) ____ software is the application or set of programs that stores Web pages and allows browsers from anywhere in the world to access those Web pages.
A) Remote access
B) Network monitoring
C) Web server
D) Antivirus
Q3) ____ software is designed to detect and remove viruses that have infected your memory,disks,or operating system.
A) Antivirus
B) Remote access
C) Uninstall
D) Backup
Q4) The ____________________ that accompanies a software product is a legal contract and describes a number of conditions that must be upheld for proper use of the software package.
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Chapter 9: Introduction to Metropolitan Area Networks and Wide
Area Networks
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Sample Questions
Q1) Briefly explain the most important aspects of a Metro Ethernet.
Q2) When the network signals the transmitting station to slow down,this is called
Q3) ____ is advantageous when a copy of a packet needs to get to all nodes.
A) Flooding
B) Dijkstra's least-cost
C) Dijkstra's shortest-path
D) Dijkstra's maximum-cost
Q4) A(n)____________________ is a large surge of data that's transmitted for a short period of time.
Q5) A wide area network's sub-network,or cloud,may be categorized by the way it transfers information from one end of the sub-network to the other.
A)True
B)False
Q6) A(n)____________________ network is a sub-network in which a dedicated circuit is established between sender and receiver,and all data passes over this circuit.
Q7) A company that has a connection with Metro Ethernet can create a(n)____________________ for that connection.
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Chapter 10: The Internet
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Sample Questions
Q1) The most popular protocol that handles dynamic assignment of IP addresses is ________________________________________.
Q2) Current estimates suggest that there are more than 40 million hosts (computer sites that store and deliver Web pages)connected to the Internet.
A)True
B)False
Q3) ____ is the computerized version of writing a letter and mailing it at the local post office.
A) FTP
B) e-business
C) e-commerce
D) Electronic mail
Q4) The ____ field of an IP datagram contains the version number of IP being used,just in case a new version becomes available.
A) Service Type
B) Time to Live
C) Protocol
D) Version
Q5) Briefly explain some of the more common HTTP methods.
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Chapter 11: Voice and Data Delivery Networks
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Sample Questions
Q1) ____ is capable of sending traffic that may experience bursts of data,but there are no promises as to when the data may be sent.
A) Variable bit rate (VBR)
B) Available bit rate (ABR)
C) Unspecified bit rate (UBR)
D) Constant bit rate (CBR)
Q2) The frame relay service can only be a long-distance service.
A)True
B)False
Q3) A(n)____ connection has a faster downstream transmission speed than its upstream speed.
A) symmetric
B) static
C) asymmetric
D) dynamic
Q4) The Internet can transfer conventional data and voice data.
A)True
B)False
Q5) How does a 56k dial-up modem work?
Q6) What are the advantages of frame relay?
Page 13
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Chapter 12: Network Security
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Sample Questions
Q1) The ___________________________________ was selected by the U.S.government to replace DES.
Q2) Some common types of denial of service include e-mail bombing,____,and ping storm.
A) firewalling
B) filtering
C) smurfing
D) routing
Q3) ____ involves electronically monitoring data flow and system requests into and out of their systems.
A) Worms
B) Intrusion detection
C) Firewalls
D) Routers
Q4) The physical protection of a computer system or a computer network consists of protecting the equipment from physical damage.
A)True
B)False
Q5) Public key cryptography is also called ____________________ encryption.
Q6) How does phishing work?
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Chapter 13: Network Design and Management
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Sample Questions
Q1) A ____ map can show how individual workstations or groups of workstations are clustered with switches,routers,hubs,and server farms.
A) local area detailed connectivity
B) local area overview connectivity
C) metropolitan area connectivity
D) wide area connectivity
Q2) ____________________ calculates the probability that a component or system will be operational for the duration of a transaction of time t.
Q3) A number of techniques exist for performing ____ planning,including linear projection,computer simulation,benchmarking,and analytical modeling.
A) financial
B) time
C) capacity
D) money
Q4) A(n)____________________ monitors a network 24 hours a day,seven days a week,and captures and records all transmitted packets.
Q5) Provide an example of capacity planning using linear projection.
Q6) What are the skills needed by a network administrator?
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