Description : An IPv6address can haveup to __________ hexadecimal digits. A) 16 B) 32 C) 8 D) none of the above
Last Answer : 32
Description : An IPv6address consistsof ________bytes (octets); A) 4 B) 8 C) 16 D) none of the above
Last Answer : 16
Description : An IPv6address is _________ bits long. A) 32 B) 64 C) 128 D) none of the above
Last Answer : 128
Description : Can colons be used at the end of a Heading?
Last Answer : Dear Lord: Please stop me from answering this big ol softball of a question with a snarky, but funny answer. Thank you.
Description : Who were called colons in Vietnam ? -SST 10th
Last Answer : French citizens living in Vietnam were known as Colons.
Description : A sender uses the Stop-and-Wait ARQ protocol for reliable transmission of frames. Frames are of size 1000 bytes and the transmission rate at the sender is 80 Kbps (1Kbps = 1000 bits/second). Size of ... is lost, the sender throughput is __________ bytes/second. a. 2500 b. 2000 c. 1500 d. 500
Last Answer : a. 2500
Description : The data recording format in most of the modern magnetic tape is a. 7-bit ASCII b. 7-bit EBCDIC c. 8-bit ASCII d. 8-bit EBCDIC
Last Answer : 8-bit EBCDIC
Description : Find thenumber of addresses in ablock of classless addresses if one of theaddresses is 12.2.2.7/30. A) 2 B) 4 C) 8 D) none of the above
Last Answer : 4
Description : Consider an instance of TCP's Additive Increase Multiplicative Decrease (AIMD) algorithm where the window size at the start of the slow start phase is 2 MSS and the threshold at the start of the first transmission is ... the end of the tenth transmission. a. 8 MSS b. 14 MSS c. 7 MSS d. 12 MSS
Last Answer : c. 7 MSS
Description : How many layers are there in the OSI reference model of networking? a. 8 b. 7 c. 5 d. 4
Last Answer : b. 7
Description : __________ augments the CSMA algorithm todetect collision. A) CSMA/CA B) CSMA/CD C) either (a)or (b) D) both (a) and (b
Last Answer : CSMA/CD
Description : A __________ forwards every frame; it has no filteringcapability. A) passive hub B) repeater C) bridge D) router
Last Answer : repeater
Description : In __________, eachpacket is treatedindependentlyof all others. A) datagram switching B) circuit switching C) frame switching D) none of the above
Last Answer : datagram switching
Description : __________ consists of a central conductor and a shield. A) Coaxial B) Fiber-optic C) Twisted-pair D) none of the above
Last Answer : Coaxial
Description : A constellation diagram shows us the __________ of a signal element, particularly when we areusing twocarriers (one in-phase and one quadrature). A) amplitudeand phase B) amplitudeand frequency C) frequencyand phase D) none of the above
Last Answer : amplitudeand phase
Description : In Manchester anddifferential Manchester encoding, the transition at the middle of the bit is usedfor __________. A) bit transfer B) baud transfer C) synchronization D) none of the above
Last Answer : synchronization
Description : There arethree sampling methods: __________. A) quantized, sampled, and ideal B) ideal, sampled, andflat-top C) ideal, natural, and flat-top D) none of the above
Last Answer : ideal, natural, and flat-top
Description : The most common technique to change an analog signal to digitaldata is called __________. A) PAL B) PCM C) sampling D) none of the abov
Last Answer : PCM
Description : __________ conversion involves three techniques: line coding,block coding, and scrambling. A) Analog-to-digital B) Digital-to-analog C) Analog-to-analog D) Digital-to-digital
Last Answer : Digital-to-digital
Description : In SONET, for each frame, the bytes are transmitted __________. A) from left to the right, top to bottom B) from right to theleft, bottom to top C) from left to the right, bottom to top D) from right to the left, top to bottom
Last Answer : from left to the right, bottom to top
Description : A linear SONET network can be __________. A) point-to-point B) multipoint C) either (a) or (b) D) neither (a) nor (b)
Last Answer : point-to-point
Description : An IGMP packet is carried in an __________ packet. A) UDP B) IP C) Ethernet frame D) noneof the above
Last Answer : IP
Description : IGMP operates __________. A) locally B) globally C) botha and b D) noneof the above
Last Answer : locally
Description : __________ is agroup ofnetworksand routers under theauthorityof a singleadministration. A) An autonomous system B) An area C) a and b D) none of the above
Last Answer : An autonomous system
Description : __________ is theclear leader for personal databases. A) Microsoft Access B) Microsoft FoxPro C) Borland dBase D) MySQL
Last Answer : Microsoft Access
Description : An enterprise solution withdata storage, a client interface and a security system isa(n) __________ system. A) 2-tier B) 3-tier C) 4-tier D) n-tier
Last Answer : 3-tier
Description : The __________ performs document tracking. A) distributed application B) enterprisesoftware C) Oracle software D) EDM software
Last Answer : EDM software
Description : The ability of a database togrow as thedata tracking needs grow is its __________. A) scalability B) expandability C) maintainability D) platform-independence
Last Answer : scalability
Description : An application thatexecutes on separate PCs like this is called a(n)__________ application. A) enterprise B) distributed C) tier D) global
Last Answer : distributed
Description : Delimiting and synchronization of data exchange is provided by __________ a. Application layer b. Session layer c. Transport layer d. Link layer
Last Answer : b. Session layer
Description : Four channels are multiplexed using TDM. If each channel sends 100 bytes/second and we multiplex 1 byte per channel, then the bit rate for the link is __________. a. 400 bps b. 800 bps c. 1600 bps d. 3200 bps
Last Answer : d. 3200 bps
Description : ARQ stands for __________ a. Automatic Repeat Request b. Automatic Request Repeat c. Application Repeat Request d. Application Request Repeat
Last Answer : a. Automatic Repeat Request
Description : __________ do not take their decisions on measurements or estimates of the current traffic and topology. a. Static algorithms b. Adaptive algorithms c. Non - adaptive algorithms d. Recursive algorithms
Last Answer : c. Non - adaptive algorithms
Description : ICMP stands for __________ a. Internet Coordinate Message Protocol b. Internet Control Message Protocol c. Interconnect Control Message Protocol d. Interconnect Coordinate Message Protocol
Last Answer : b. Internet Control Message Protocol
Description : ICMP is primarily used for __________ a. error and diagnostic functions b. addressing c. forwarding d. routing
Last Answer : a. error and diagnostic functions
Description : A 4 byte IP address consists of __________ a. only network address b. only host address c. network address & host address d. network address & MAC address
Last Answer : c. network address & host address
Description : The network layer is concerned with __________ of data. a. bits b. frames c. packets d. bytes
Last Answer : c. packets
Description : CRC stands for __________ a. cyclic redundancy check b. code repeat check c. code redundancy check d. cyclic repeat check
Last Answer : a. cyclic redundancy check
Description : The number of layers in ISO OSI reference model is __________ a. 5 b. 7 c. 6 d. 10
Description : In open-loop control, policies are applied to __________ A. Remove after congestion occurs B. Remove after sometime C. Prevent before congestion occurs D. Prevent before sending packets
Last Answer : C. Prevent before congestion occurs
Description : One 4 byte IP address is subdivided into __________ A. only network address B. only host address C. network address & host address D. network address & MAC address
Last Answer : C. network address & host address
Description : A simple parity-check code can detect __________ errors A. an even-number of B. two C. no errors D. an odd-number of
Last Answer : D. an odd-number of
Description : CRC stands for __________ A. cyclic redundancy check B. code repeat check C. code redundancy check D. cyclic repeat check
Last Answer : A. cyclic redundancy check
Description : The physical layer provides __________ A. mechanical specifications of electrical connectors and cables B. electrical specification of transmission line signal level C. specification for IR over optical fiber D. all of the mentioned
Last Answer : D. all of the mentioned
Description : What specifications does physical layer provides __________. A. mechanical specifications of electrical connectors and cables B. electrical specification of transmission line signal level C. specification for IR over optical fiber D. all of the mentioned
Description : Radio channels are attractive medium because __________ a) Can penetrate walls b) Connectivity can be given to mobile user c) Can carry signals for long distance d) All of the mentioned
Last Answer : d) All of the mentioned
Description : Fiber optics posses following properties __________ a) Immune electromagnetic interference b) Very less signal attenuation c) Very hard to tap d) All of the mentioned
Description : Physical or logical arrangement of network is __________ a) Topology b) Routing c) Networking d) Control
Last Answer : a) Topology
Description : The network layer is concerned with __________ of data. a) bits b) frames c) packets d) bytes
Last Answer : c) packets