Description : Gigabit Ethernet has a datarate of________Mbps. A) 10 B) 100 C) 1000 D) 10,000
Last Answer : 1000
Description : Gigabit Ethernet access methods include _______ mode. A) half-duplex B) full-duplex C) both (a) and (b) D) neither (a) nor (b)
Last Answer : both (a) and (b)
Description : Differentiate fast Ethernet and gigabit Ethernet.
Last Answer : 00-Mbps version called Fast Ethernet. 1000-Mbps version called Gigabit Ethernet. Both 100-Mbps and 1000-Mbps Ethernets are designed to be used in full-duplex, point-to-point configurations, which mean that they are typically used in switched networks.
Description : IEEE 802.3ab defines Gigabit Ethernet transmission over unshielded twisted pair (UTP) category 5, 5e or 6 cabling known as .................... a. 1000 BASE-T b. 1000 BASE-SX c. 1000 BASE-LX d. 1000 BASE-CX
Last Answer : a. 1000 BASE-T
Description : ………………….. is a collective term for a number of Ethernet Standards that carry traffic at the nominal rate of 1000 Mbit/s against the original Ethernet speed of 10 Mbit/s. A) Ethernet B) Fast Ethernet C) Gigabit Ethernet D) All of the above
Last Answer : B) Fast Ethernet
Description : ............ is a collective term for a number of Ethernet Standards that carry traffic at the nominal rate of 1000 Mbits/s against the original Ethernet speed of 10 Mbit/s. A) Ethernet B) Fast Ethernet C) Gigabit Ethernet D) All of the above
Description : is a collective term for a number of Ethernet Standards that carry traffic at the nominal rate of 1000 Mbits/s against the original Ethernet speed of 10 Mbit/s. A) Ethernet B) Fast Ethernet C) Gigabit Ethernet D) All of the above
Description : The IEEE 802.3 Standard defines _________ CSMA/CD as the access method for first-generation 10-Mbps Ethernet. A) 1-persistent B) p-persistent C) non-persistent D) none of the above
Last Answer : 1-persistent
Description : IEEE 802.11g, has a datarate of _____Mbps. A) 1 B) 2 C) 11 D) 22
Last Answer : 22
Description : IEEE 802.11b, has a datarate of _____Mbps. A) 1 B) 2 C) 5.5 D) none of the above
Last Answer : 5.5
Description : A commonly used fiber-based system for LANs is: a. FDDI b. high-speed Ethernet c. gigabit Ethernet d. all of the above
Last Answer : d. all of the above
Description : IEEE 802.3ab defines Gigabit Ethernet transmission over unshielded twisted pair (UTP) category 5, 5e or 6 cabling known as .................... A) 1000 BASE-T B) 1000 BASE-SX C) 1000 BASE-LX D) 1000 BASE-CX
Last Answer : A) 1000 BASE-T
Description : What type of network device allows youto share your connection to the Internet with other computers in your home? A) Ethernet card B) NIC C) Router D) Cat 5
Last Answer : Router
Description : In Ethernet addressing, ifall the bits are 1s, the address is _________. A) unicast B) multicast C) broadcast D) none of the above
Last Answer : broadcast
Description : In Ethernet addressing, if the least significant bit of the firstbyte is 1, the address is _________. A) unicast B) multicast C) broadcast D) none of the above
Last Answer : multicast
Description : In Ethernet addressing, if the least significant bit of the firstbyte is 0, the address is _________. A) unicast B) multicast C) broadcast D) none of the above
Last Answer : unicast
Description : Transport layer is implemented in _________ a. End system b. NIC c. Ethernet d. Signal transmission
Last Answer : a. End system
Description : is the predominant form of Fast Ethernet, and runs over two pairs of category 5 or above cable. a. 100 BASE-T b. 100 BASE-TX c. 100 BASE-T4 d. 100 BASE-T2
Last Answer : b. 100 BASE-TX
Description : Fast Ethernet hasa data rate of ________Mbps. A) 10 B) 100 C) 1000 D) 10,000
Last Answer : 100
Description : Standard Ethernet (10-Mbps) uses_______ encoding A) NRZ B) AMI C) Manchester D) differential Manchester
Last Answer : Manchester
Description : IPv6 allows _________ security provisions than IPv4. A) more B) less C) thesame level D) noneof the above
Last Answer : more
Description : The use of spooler programs and/or “. Hardware allows personal computer operators to do the processing work at the same time a printing operation is in progress a. Registered mails b. Memory c. CPU d. Buffer
Last Answer : Buffer
Description : The transmission mode which allows both communicating devices to transmit and receive data simultaneously is: a) Full Duplex b) Simplex c) Half Duplex d) Simple Complex e) None of These
Last Answer : a) Full Duplex
Description : ………………...is a minimal protocol that allows isolated hosts to link via TCP/IP over the telephone network and ………………..uses a proposed international standard for transmitting HDLC over asynchronous lines. A. LCP, PPP B. PPP, LCP C. SLIP, PPP D. PPP, SLIP
Last Answer : C. SLIP, PPP
Description : Which of the following statement is incorrect? a. The difference between synchronous and asynchronous transmission is the clocking derived from the data in synchronous transmission. b. Half ... in online activities d. Batch processing is the prefered processing mode for telecommunication operation.
Last Answer : Batch processing is the prefered processing mode for telecommunication operation.
Description : The secondary storage devices can only store data but they cannot perform a. Arithmetic Operation b. Logic operation c. Fetch operations d. Either of the above
Last Answer : Either of the above
Description : A type of core store that has a lower access time than the devices used for working store in the same processor is known as a. Core memory b. Buffer c. Fast core d. Address register
Last Answer : Address register
Description : FCP stands for _________ a. Fiber Channel Protocol b. Field Channel Protocol c. Fast Channel Protocol d. Fiber Carrying Protocol
Last Answer : a. Fiber Channel Protocol
Description : Which of the following statement is incorrect? a. Multiplexers are designed to accept data from several I/O devices and transmit a unified stream of data on one communication line b. HDLC is a standard ... indicates that it is ready to accept data d. RTS/CTS is the way the terminal indicates ringing
Last Answer : RTS/CTS is the way the DTE indicates that it is ready to transmit data and the way the DCW indicates that it is ready to accept data
Description : In the illustration, the contacts between terminals 26 and 27 should be closed when _________. EL-0046 A. using one generator in isochronous mode only B. using two or more generators in ... through varying loads in parallel or single operation D. the circuit breaker is closed for that generator
Last Answer : Answer: C
Description : - MAC is to Ethernet what ________ is to Frame Relay. A. DLCI B. LCI C. PVC D. None of the above
Last Answer : DLCI
Description : In the Ethernet frame, the_______field contains error detection information. A) CRC B) preamble C) address D) none of the above
Last Answer : CRC
Description : In the Ethernet, the _______field is actually added at the physical layer and isnot (formally)part of the frame. A) CRC B) preamble C) address D) none of the above
Last Answer : preamble
Description : The maximum frame length for 10-Mbps Ethernet is ________ bytes. A) 1518 B) 1500 C) 1200 D) none of the abov
Last Answer : 1518
Description : The minimum frame length for 10-Mbps Ethernet is _______bytes. A) 32 B) 80 C) 128 D) none of the above
Last Answer : none of the above
Description : Each station on an Ethernet network has a unique _______ address imprinted onits network interface card (NIC). A) 5-byte B) 32-bit C) 48-bit D) none of the above
Last Answer : 48-b
Description : The _______ layer of Ethernet consistsof the LLC sublayer and the MAC sublayer. A) data link B) physical C) network D) none of the above
Last Answer : data link
Description : ______ is the most widelyused local area networkprotocol. A) Token Ring B) Token Bus C) Ethernet D) none of the above
Last Answer : Ethernet
Description : Which of the following couldnot be an Ethernet multicast destination? A) B7:7B:6C:DE:10:00 B) 7B:AA:C1:23:45:32 C) 7C:56:21:1A:DE:F4 D) 83:32:21:21:4D:34
Last Answer : 7C:56:21:1A:DE:F4
Description : Which of the following couldnot be an Ethernet unicast destination? A) 43:7B:6C:DE:10:00 B) 44:AA:C1:23:45:32 C) 46:56:21:1A:DE:F4 D) 48:32:21:21:4D:34
Last Answer : 43:7B:6C:DE:10:0
Description : If an Ethernet destination address is08:07:06:05:44:33, then this is a ______ address. A) unicast B) multicast C) broadcast D) any of theabove
Description : f an Ethernet destination address is07:01:02:03:04:05, then this is a ______ address. A) unicast B) multicast C) broadcast D) any of theabove
Description : . What is the hexadecimal equivalentof the Ethernet address 01011010 0001000101010101 00011000 10101010 00001111? A) 5A:88:AA:18:55:F0 B) 5A:81:BA:81:AA:0F C) 5A:18:5A:18:55:0F D) 5A:11:55:18:AA:0F
Last Answer : 5A:11:55:18:AA:0F
Description : In astar-topology Ethernet LAN, _______ is just a point where the signals coming from different stations collide; it is thecollision point. A) An activehub B) A passivehub C) either (a)or (b) D) neither (a) nor (b)
Last Answer : A passivehub
Description : An IGMP packet is carried in an __________ packet. A) UDP B) IP C) Ethernet frame D) noneof the above
Last Answer : IP
Description : The least significant 23 bits in a 48-bit Ethernet address identify a ________. A) multicast router B) host C) multicast group D) noneof the above
Last Answer : multicast group
Description : The target hardware address on an Ethernet is _______ in an ARP request. A) 0x000000000000 B) 0.0.0.0 C) variable D) class dependent
Last Answer : 0x000000000000
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 : Match the following IEEE No to their corresponding Name for IEEE 802 standards for LANs. i) 802.3 a) WiFi ii) 802.11 b) WiMa iii) 802.15.1 c) Ethernet iv) 802.16 d) Bluetooth a. i-b, ii-c, iii-d, iv-a b. i-c, ii-d, iii-a, iv-b c. i-c, ii-a, iii-d, iv-b d. i-b, ii-d, iii-c, iv-a
Last Answer : c. i-c, ii-a, iii-d, iv-b