Description : ______uses thick coaxial cable. A) 10Base5 B) 10Base2 C) 10Base-T D) 10Base-F
Last Answer : 10Base5
Description : _____uses fiber-optic cable. A) 10Base5 B) 10Base2 C) 10Base-T D) 10Base-F
Last Answer : 10Base-F
Description : _______uses four twisted-pair cables that connect eachstation toa commonhub. A) 10Base5 B) 10Base2 C) 10Base-T D) 10Base-F
Last Answer : 10Base-T
Description : 802.3 is the standard for 10BASE5 Ethernet that uses ___________ cable as shared medium. A. Twisted pair cable B. Coaxial cable C. Fiber optic cable D. None of the above
Last Answer : B. Coaxial cable
Description : Identify the non suitable medium for 802.3 ethernet? a. A thin coaxial cable b. A twisted pair cable c. A microwave link d. A fiber optical cable
Last Answer : c. A microwave link
Description : Which of the following cannot be used as a medium for 802.3 ethernet? a) A thin coaxial cable b) A twisted pair cable c) A microwave link d) A fiber optical cable
Last Answer : c) A microwave link
Description : The HFC network uses _______ cable. A) twisted-pair B) coaxial C) fiber-optic D) acombination of (b) and (c)
Last Answer : fiber-optic
Description : ____ system transmits frequency-division-multiplexed voice band signals over a coaxial cable for distances up to 4000 miles. A. T carrier B. X carrier C. L carrier D. F carrier
Last Answer : C. L carrier
Description : Which of hte following is considered a broad band communication channel? a. coaxial cable b. fiber optics cable c. microwave circuits d. all of above
Last Answer : all of above
Description : Which of the following performs modulation and demodulation? a. fiber optics b. satellite c. coaxial cable d. modem e. none of the above
Last Answer : modem
Description : The traditional cable TV system used ________cable endto end. A) twisted-pair B) coaxial C) fiber-optic D) none of the above
Last Answer : coaxial
Description : ___ cable can carry signals ofhigher frequency ranges than_____ cable. A) Twisted-pair; fiber-optic B) Coaxial; fiber-optic C) Coaxial; twisted-pair D) none of the abov
Last Answer : Coaxial; twisted-pair
Description : ______ cable is used for voice and data communications. A) Coaxial B) Fiber-optic C) Twisted-pair D) none of the above
Last Answer : Twisted-pair
Description : What is the major factor that makes coaxial cable less susceptible to noisethan twisted-pair cable? A) inner conductor B) diameterof cable C) outer conductor D) insulating material
Last Answer : outer conductor
Description : Which of the following is nota guided medium? A) twisted-pair cable B) coaxial cable C) fiber-optic cable D) atmosphere
Last Answer : atmosphere
Description : ______ cable consists of an inner copper core and asecond conductingouter sheath. A) Twisted-pair B) Coaxial C) Fiber-optic D) Shielded twisted-pair
Last Answer : Coaxial
Description : To connect a computer with a device inthe same room, you might be likely to use A. a coaxial cable B. a dedicated line C. a groundstation D. All of theabove
Last Answer : a coaxial cable
Description : Which of the following is avoice bandchannel? A. Telephoneline B. Telegraphline C. Coaxial cable D. Microwave systems E. None of the above
Last Answer : Telephoneline
Description : To connect a computer with a device inthe same room, you might be likely to use A. a coaxial cable B. a dedicated line C. a groundstation D. All of theabove E. None of the above
Description : The slowest transmissionspeeds are those of A. twisted-pair wire B. coaxial cable C. fiber-optic cable D. microwaves
Last Answer : twisted-pair wire
Description : was the first step in the evolution of Ethernet from a coaxial cable bus to hub managed, twisted pair network. a. Star LAN b. Ring LAN c. Mesh LAN d. All of the above
Last Answer : a. Star LAN
Description : Which transmission media provides the highest transmission speed in a network? a. coaxial cable b. twisted pair cable c. optical fiber d. electrical cable
Last Answer : c. optical fiber
Description : Which of the following performs modulation and demodulation? a. fiber optics b. satellite c. coaxial cable d. Modem
Last Answer : d. Modem
Description : What kind of transmission medium is most appropriate to carry data in a computer network that is exposed to electrical interferences? a) Unshielded twisted pair b) Optical fiber c) Coaxial cable d) Microwave
Last Answer : b) Optical fiber
Description : Which of this is not a guided media? a) Fiber optical cable b) Coaxial cable c) Wireless LAN d) Copper wire
Last Answer : c) Wireless LAN
Description : Which transmission media provides the highest transmission speed in a network? a) coaxial cable b) twisted pair cable c) optical fiber d) electrical cable
Last Answer : c) optical fiber
Description : Consists of 2 conductors twisted round each other. a. Twisted pair cable b. Fiber optic cable c. Coaxial cable d. Microwave
Last Answer : a. Twisted pair cable
Description : Which of the following is not a guided medium? a. twisted-pair cable b. fiber-optic cable c. coaxial cable d. atmosphere
Last Answer : d. atmosphere
Description : ……….cable is used for voice and data communications. a. Twisted-pair b. None of These c. Coaxial d. Fiber-optic
Last Answer : a. Twisted-pair
Description : _________ uses four twisted pairs. A) 1000Base-SX B) 1000Base-LX C) 1000Base-T D) none of the above
Last Answer : 1000Base-T
Description : Which coaxial connector is a more complex and expensive but do a better job in maintaining the electrical characteristics of the cable through the interconnections? A. N-type connector B. F-type connector C.BNC D. PL-259
Last Answer : A. N-type connector
Description : Which coaxial cable connector is least expensive and is widely used for TV sets,VCRs and cable TV? A. N-type connector B. F-type connector C. BNC D. PL-259
Last Answer : B. F-type connector
Description : Which of the following coaxial cable connectors is called the UHF connector? A. PL-259 B. BNC C. N-type connector D. F connector
Last Answer : A. PL-259
Description : Which of the following uses a very thin glass or plastic fiber through which pulses of light travel? a. Cat 1 b. Optical fiber c. Twisted pair d. Coax
Last Answer : b. Optical fiber
Description : Touse a cable network for data transmission, we needtwo keydevices:a ______ and a _________ A) CM; CMS B) CT; CMTS C) CM; CMTS D) none of the above
Last Answer : CM; CMS
Description : The secondgeneration of cable networks is called a(n) _________ network. A) HFC B) HCF C) CFH D) none of the above
Last Answer : HFC
Description : The IEEE 802.11g, uses _________. A) FHSS B) DSSS C) OFDM D) either (a)or (b)
Last Answer : OFDM
Description : The IEEE 802.11b, uses _________. A) FHSS B) DSSS C) OFDM D) either (a)or (b)
Last Answer : DSSS
Description : The IEEE 802.11a, uses _________. A) FHSS B) DSSS C) OFDM D) either (a)or (b)
Description : The original IEEE 802.11,uses _________. A) FHSS B) DSSS C) OFDM D) either (a)or (b)
Last Answer : either (a)or (b)
Description : To handleframesarrivingfrom other protocols, Frame Relay uses adevice calleda _________. A) VOFR B) FRAD C) MUX D) none of the above
Last Answer : FRAD
Description : The _________ routing uses the Dijkstra algorithm to build aroutingtable. A) distancevector B) link state C) path vector D) none of the above
Last Answer : link state
Description : ________ uses two pairsof twisted-pair cable. A) 100Base-TX B) 100Base-FX C) 100Base-T4 D) none of the above
Last Answer : 100Base-TX
Description : A method of implementing a memory management system is a. Buddy system b. Bridgeware c. Broadband coaxial system d. All of the above
Last Answer : Buddy system
Description : Which of the following is not a transmission medium? a. telephone lines b. coaxial cables c. modem d. microwave systems
Last Answer : microwave systems
Description : What type of communication media is the most widely usedcabling for data transfer today? A) Cat 5 B) Twisted pair C) Coaxial D) Optical fiber
Last Answer : Cat 5
Description : The local loop has _______ cablethat connects the subscriber telephonetothe nearest end office. A) twisted-pair B) coaxial C) fiber-optic D) none of the above
Last Answer : twisted-pair
Description : ______ cables carry data signals in the form of light. A) Coaxial B) Fiber-optic C) Twisted-pair D) none of the above
Last Answer : Fiber-opti
Description : __________ consists of a central conductor and a shield. A) Coaxial B) Fiber-optic C) Twisted-pair D) none of the above
Description : ________cable consists of two insulated copper wires twistedtogether. A) Coaxial B) Fiber-optic C) Twisted-pair D) none of the above