CSC200 Chapter 3 Review Questions

Which of the following is an advantage of a star topology? a. Allows faster technologies than a bus does b. Requires less cabling than a bus c. Centralized monitoring of network

a. Allows faster technologies than a bus does c. Centralized monitoring of network

Which of the folloeing is a characteristic of fiber-optic cabling? (Choose all that apply) a. Can be used in electrically noisy environments b. Requires only a single strand of fiber for network connections c. Carries data over longer distances than UTP does d. Lower bandwidth capability

a. Can be used in electrically noisy environments c. Carries data over longer distances than UTP does

Which of the following is a characteristic of unshielded twisted pair cabling? a. Consists of four wires b. Commonly used in physical bus topologies c. Has a distance limitation of 100 meters d. Susceptible to electrical interference

a. Consists of four wires c. Has a distance limitation of 100 meters d. Susceptible to electrical interference

Which of the following is the most commonly used Ethernet frame type? a. Ethernet II b. Ethernet SNAP c. Ethernet 802.3 d. Ethernet 802.2

a. Ethernet II

Which of the following is a feature of 100BaseFX? (Choose all that apply) a. Often used as backbone cabling b. Best when only short cable runs are needed c. The fastest of the Ethernet standards d. Uses two strands of fiber

a. Often used as backbone cabling d. Uses two strands of fiber

Which of the following is considered a property of the Ethernet? (Choose all that apply) a. Scalable b. Best-effort delivery system c. Guaranteed delivery system d. Obsolete technology

a. Scalable b. Best-effort delivery system

Which of following is true about the token ring topology? (Choose all that apply) a. It uses a physical ring topology. b. All computers have equal access to the media. c. It uses RTS/CTS signaling before transmission can occur. d. Only the computer with the token can transmit data.

b. All computers have equal access to the media. d. Only the computer with the token can transmit data.

Which access method uses a 'listen before sending' strategy? a. Token passing b. CSMA/CD c. Token bus d. Polling

b. CSMA/CD

Which of the following is true about full-duplex Ethernet? (Choose all that apply) a. Stations can transmit and receive but not at the same time. b. Collision detection is turned off. c. It's possible only with switches. d. It allows a physical bus to operate much faster.

b. Collision detection is turned off. c. It's possible only with switches.

Which of the following is defined by the extent to which signals in an Ethernet bus topology network are propagated? a. Physical domain b. Collision domain c. Broadcast domain d. Logical domain

b. Collision domain

Which of the following is a characteristic of a switched logical topology? (Choose all that apply) a. Uses a physical bus topology b. Creates dynamic connections c. Sometimes called a shared-media topology d. Uses a physical star topology

b. Creates dynamic connections d. Uses a physical star topology

Which of the following is a field of the most common Ethernet frame type?(Choose all that apply) a. ARP trailer b. FCS c. Destination MAC Address d. Data e. MAC type

b. FCS c. Destination MAC Address d. Data

Which of the following is an example of a technology using a physical ring topology? a. Token ring b. FDDI c. ADSL d. IEEE 802.5

b. FDDI

Which of the following is a characteristic of a logical ring topology? (Choose all that apply) a. It' s used by Ethernet. b. One technology uses an MAU. c. It' s used by FDDI. d. Some technologies use a token. e. It' s the most popular logical topology.

b. One technology uses an MAU. c. It' s used by FDDI. d. Some technologies use a token.

Which of the following is true about infrastructure mode in wireless networks? (Choose all that apply) a. Best used for temporary networks b. Uses a central device c. Resembles a physical bus and logical ring d. Most like a logical bus and physical star

b. Uses a central device d. Most like a logical bus and physical star

How many channels can be used on an 802.11b network in North America? a. 7 b. 9 c. 11 d. 13

c. 11

Which Wi-Fi standard can provide the highest bandwidth? a. 802.11a b. 802.11b c. 802.11n d. 802.11g

c. 802.11n

Which of the following is true of a MAC address? a. All binary 1s in the source address indicates a broadcast frame. b. It' s sometimes called a logical address. c. A destination address of 12 hexadecimal Fs is a broadcast. d. It' s composed of 12 bits.

c. A destination address of 12 hexadecimal Fs is a broadcast.

Which best describes a typical wireless LAN? a. Logical ring topology b. Logical switching topology c. Logical bus topology d. Logical star topology

c. Logical bus topology

Which topology most likely uses coaxial cabling? a. Physical star b. Logical ring c. Physical bus d. Logical switching

c. Physical bus

Which of the following describes the arrangement of network cabling between devices? a. Logical topology b. Networking technology c. Physical topology d. Media access method

c. Physical topology

Which media access method does Wi-Fi use? a. CSMA/CD b. Token bus c. Demand priority d. CSMA/CA

d. CSMA/CA

Which of the following describes a hub-based Ethernet network? a. Physical bus b. Logical bus c. Physical switching d. Logical star

d. Logical star

Which of the following is true of IEEE 802.3an? a. Requires two pairs of wires b. Uses Category 5 or higher cabling c. Currently best for desktop computers d. Operates only in full-duplex mode

d. Operates only in full-duplex mode

Which technology is likely to be implemented as a point-to-point physical topology? a. Wi-Fi infrastructure mode b. FDDI c. Ethernet d. Wireless bridge

d. Wireless bridge