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Test Bank for A Practical Introduction to Enterprise Network and Security Management, 2nd Edition By Bongsik Shin (All Chapters) Complete Guide A+$12.99
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Test Bank for A Practical Introduction to
Enterprise Network and Security Management,
2e Bongsik Shin (All Chapters)
Keys are marked with an “*”.
CHAPTER 1
TEXTBOOK CHAPTER REVIEW QUESTIONS
1. ________ represents the layout of network nodes and links.
A) Network node
B) Network domain
C) Network topology *
D) Network architecture
E) Network blueprint
2. Choose an ACCURATE statement regarding the relationship between hosts, intermediary
devices, and network nodes.
A) Hosts are intermediary devices.
B) Hosts are also called networking devices.
C) Intermediary devices include network nodes and hosts.
D) An intermediary device is either a network node or a host.
E) Network nodes include intermediary devices and hosts. *
3. Which topology is used widely when network redundancy is important to prepare for node or
link failures?
A) point-to-point
B) partial mesh *
C) star
D) bus
E) hub-and-spoke
4. When the number of possible voltage states doubles in digital signal encoding,
A) two more bits can be additionally sent per clock cycle.
B) the effective data rate is increased by 50%.
C) the effective data rate is reduced by 50%.
D) the number of bits sent per clock cycle remains the same.
E) one more bit can be additionally sent per clock cycle. *
5. Star topology is also known as:
A) ring
B) partial mesh
C) full mesh
D) bus
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,E) hub-and-spoke *
6. Which is an access link?
A) router – router link
B) switch – switch link
C) switch – router link
D) web server – switch link *
E) wireless access point – switch link
7. The Organizationally Unique Identifier (OUI) is an element of _____.
A) MAC addresses *
B) public addresses
C) IP addresses
D) global addresses
E) local addresses
8. The throughput of a network
A) represents the speed guaranteed by a service provider.
B) describes the strength of a signal.
C) is interchangeably used with the rated speed.
D) represents its maximum capacity in theory.
E) represents its actual speed. *
9. In the network, data are produced and exchanged according to meticulously defined rules of
communication and engagement. These rules are codified in the _________.
A) protocol *
B) signal
C) network link
D) message
E) intermediary device
10. Choose an INCORRECT statement regarding the network link.
A) Copper wires and optical fibers are popular wired media these days.
B) Network links are divided into access and trunk links.
C) Creating a computer network needs to have at least one trunk link. *
D) The access link provides connectivity between a host and an intermediary device.
E) The trunk link interconnects intermediary devices.
11. The campus network is a type of the _____.
A) local area network *
B) metropolitan area network
C) personal area network
D) wide area network
E) wireless network
12. What is the binary combination of hexadecimal digits ‘B301’?
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,A) 1110001100000001
B) 1011001100000001 *
C) 1001001100010001
D) 1011001100101001
E) 1011001100100101
13. Select an ACCURATE statement on network addressing.
A) MAC addresses of a university’s PCs are the same in their first 6 hexadecimal digits.
B) The primary usage of the MAC address is for inter-networking.
C) The IPv4 address is longer in length than the MAC address.
D) An IP address should be permanently assigned to a host station.
E) A host station should have a MAC and an IP address for networking. *
14. Which is TRUE regarding the MAC address?
A) It is a permanently printed address. *
B) It is stored in a computer’s random access memory (RAM) in 8 hexadecimal digits.
C) It is dynamically provided by a designated server to requesting stations.
D) It is determined by a computer’s operating system.
E) Two computers can own the same MAC address.
15. The fiber optic cable uses _____ signal encoding.
A) multiple-level voltage
B) two-level voltage
C) on and off *
D) analog
E) electronic
16. Which 3 terms are used interchangeably as metrics of network performance?
A) channel capacity, bandwidth, throughput
B) channel capacity, throughput, flow
C) reliability, accuracy, availability
D) channel capacity, bandwidth, rated speed *
E) reliability, accuracy, latency
17. When the nearby laptop, wireless mouse and keyboard, smartphone, and digital camera
exchange data, a _____ standard can be used:
A) WAN (wide area network)
B) PAN (personal area network) *
C) NFC (near field communication)
D) LAN (local area network)
E) MAN (metropolitan area network)
18. Which is a legitimate MAC address?
A) ab-01-cd-ef-23-45 *
B) ab-01-cd-ef-23-4
C) ab-01-cd-ef-23
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, D) ab-01-cd-ef-2
E) ab-01-cd-ef
19. _______ represents the number of cycles a wave has in every second.
A. Amplitude
B. Phase
C. Frequency *
D. Wavelength
E. Bandwidth
20. Modulation is used when
A) a node produces text data and the delivery channel relies on analog signal encoding.
B) a node produces sound data and the delivery channel relies on digital signal encoding.
C) a node produces digital data and the delivery channel relies on analog signal encoding. *
D) a node produces analog data and the delivery channel relies on digital signal encoding.
E) a node produces digital or analog data and the delivery channel relies on digital signal
encoding.
21. Which is an intermediary device designed to facilitate inter-networking?
A) switch
B) router *
C) wireless access point
D) bridge
E) network printer
22. Which is NOT NECESSARILY an accurate description of the intermediary device?
A) It has at least one built-in network card.
B) It also becomes a network node.
C) It always operates in the full-duplex mode. *
D) It relies on network addressing to exchange data.
E) It is used for either intra-networking or inter-networking.
23. Which is a right sequence of data rate metrics from the smallest to the largest?
A) Kbps - Mbps - Pbps - Gbps - Tbps
B) Tbps - Pbps - Kbps - Mbps - Gbps
C) Kbps - Gbps - Mbps - Tbps - Pbps
D) Kbps - Mbps - Gbps - Tbps - Pbps *
E) Kbps - Mbps - Gbps – Pbps - Tbps
24. There are many web sites that offer audio or video streaming of TV programs and movies
over the Internet. These services generally rely on the _______ technology.
A) unicasting
B) anycasting
C) multicasting *
D) broadcasting
E) dualcasting
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