Description : Which of the following WLAN standard has been named Wi-Fi? a) IEEE 802.6 b) IEEE 802.15.4 c) DSSS IEEE 802.11b d) IEEE 802.11g
Last Answer : c) DSSS IEEE 802.11b
Description : Which of the following is the 802.11 High Rate Standard? a) IEEE 802.15 b) IEEE 802.15.4 c) IEEE 802.11g d) IEEE 802.11b
Last Answer : d) IEEE 802.11b
Description : Which of the following is developing CCK-OFDM? a) IEEE 802.11a b) IEEE 802.11b c) IEEE 802.15.4 d) IEEE 802.11g
Last Answer : d) IEEE 802.11g
Description : Which of the following specifies a set of media access control (MAC) and physical layer specifications for implementing WLANs? a) IEEE 802.16 b) IEEE 802.3 c) IEEE 802.11 d) IEEE 802.15
Last Answer : c) IEEE 802.11
Description : Which of the following is not a standard of WLAN? a) HIPER-LAN b) HIPERLAN/2 c) IEEE 802.11b d) AMPS
Last Answer : d) AMPS
Description : Which of the following spread spectrum techniques were used in the original IEEE 802.11 standard? a) FHSS and DSSS b) THSS and FHSS c) THSS and DSSS d) Hybrid technique
Last Answer : a) FHSS and DSSS
Description : if I swap out my 802.11b router for a newer 802.11g one, will I see a considerable speed boost of web surfing on my iPhone? The iphone is the only wifi unit in the house,.
Last Answer : Yes. 802.11g is faster then 802.11b, and not only will internet be faster, the range of your network will be extended.
Description : IEEE 802.11g, has a datarate of _____Mbps. A) 1 B) 2 C) 11 D) 22
Last Answer : 22
Description : The IEEE 802.11g, uses _________. A) FHSS B) DSSS C) OFDM D) either (a)or (b)
Last Answer : OFDM
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
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
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 : The IEEE 802.11b, uses _________. A) FHSS B) DSSS C) OFDM D) either (a)or (b)
Last Answer : DSSS
Description : How many non-overlapping channels are available in IEEE 802.11b
Last Answer : 3 non-overlapping channels are available in IEEE 802.11b
Description : _____________ is a collection of wired Ethernet standard for the link layer. A. IEEE 802.3 B. IEEE 802.11 C. IEEE 802.16 D. IEEE 802.15.4
Last Answer : A. IEEE 802.3
Description : Which one is not a TDMA standard of second generation networks? a) GSM b) IS-136 c) AMPS d) PDC
Last Answer : c) AMPS
Description : Bluetooth standard is named after ___________ a) King Ronaldo Bluetooth b) Pope Vincent Bluetooth c) King Herald Bluetooth d) Pope Francis Bluetooth
Last Answer : c) King Herald Bluetooth
Description : Which of the following is not an open standard? a) Bluetooth b) WWW c) HTML d) VPN
Last Answer : d) VPN
Description : __ is a collection of standards for LR-WPANs. A. IEEE 802.3 B. IEEE 802.11 C. IEEE 802.16 D. IEEE 802.15.4
Last Answer : D. IEEE 802.15.4
Description : ____ is a collection of wireless broadband standards (WiMax). A. IEEE 802.3 B. IEEE 802.11 C. IEEE 802.16 D. IEEE 802.15.4
Last Answer : C. IEEE 802.16
Description : .______ is a collection of WLAN communication standards. A. IEEE 802.3 B. IEEE 802.11 C. IEEE 802.16 D. IEEE 802.15.4
Last Answer : B. IEEE 802.11
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 : Which IEEE standard is developed for CSMA/CD a. IEEE 802.1 b. IEEE 802.2 c. IEEE 802.3 d. IEEE 802.4
Last Answer : c. IEEE 802.3
Description : Which multiple access technique is used by IEEE 802.11 standard for wireless LAN? a. ALOHA b. CSMA/CA c. CDMA d. none of the mentioned
Last Answer : b. CSMA/CA
Description : An internet is a __________ a) Collection of WANS b) Network of networks c) Collection of LANS d) Collection of identical LANS and WANS
Last Answer : b) Network of networks
Description : Which of the following leads to evolution of 3G networks in CDMA systems? a) IS-95 b) IS-95B c) CdmaOne d) Cdma2000
Last Answer : d) Cdma2000
Description : What is Wired Equivalent Privacy (WEP)? a) security algorithm for ethernet b) security algorithm for wireless networks c) security algorithm for usb communication d) security algorithm for emails
Last Answer : b) security algorithm for wireless networks
Description : Which one of the following event is not possible in wireless LAN? a) collision detection b) acknowledgement of data frames c) multi-mode data transmission d) connection to wired networks
Last Answer : a) collision detection
Description : Wireless networks are extremely hostile and random nature of radio channel. a) True b) False
Last Answer : a) True
Description : PSTN is ___________ and wireless networks are ________ a) Highly dynamic, virtually static b) Static, virtually static c) Highly dynamic, virtually dynamic d) Virtually static, highly dynamic
Last Answer : d) Virtually static, highly dynamic
Description : Several protocols for upper layers in bluetooth use _________ a) UDP b) HSP c) ITC d) L2CAP
Last Answer : d) L2CAP
Description : What is the raw channel bit error rate of Bluetooth? a) 10-3 b) 10-10 c) 103 d) 10-1
Last Answer : a) 10-3
Description : What is the channel symbol rate in Bluetooth for each user? a) 270.833 Kbps b) 1 Gbps c) 100 Mbps d) 1 Mbps
Last Answer : d) 1 Mbps
Description : Which modulation scheme is used by Bluetooth? a) DQPSK b) MSK c) GFSK d) BPSK
Last Answer : c) GFSK
Description : What is the range of time slot in Bluetooth? a) 120 milliseconds b) 625 microseconds c) 577 microseconds d) 5.7 seconds
Last Answer : b) 625 microseconds
Description : Which of the following scheme is used by Bluetooth? a) Frequency hopping TDD scheme b) Frequency hopping FDD scheme c) DSSS TDD scheme d) DSSS FDD scheme
Last Answer : a) Frequency hopping TDD scheme
Description : Bluetooth operates in which band? a) Ka Band b) L Band c) Ku Band d) 2.4 GHz ISM Band
Last Answer : d) 2.4 GHz ISM Band
Description : What is the nominal range of Bluetooth? a) 1 Km b) 10 m c) 1 m d) 10 Km
Last Answer : b) 10 m
Description : What is the name of 300 MHz of unlicensed spectrum allocated by FCC in ISM band? a) UNII b) Unlicensed PCS c) Millimetre wave d) Bluetooth
Last Answer : a) UNII
Description : What is the difference between the Ethernet frame preamble field and the IEEE 802.3 preamble and start of frame Delimiter fields? a. 1 byte b. 1 bit c. 4 bit d. 16 bit
Last Answer : a. 1 byte
Description : How many users are supported by Cdma2000 1X in comparison to 2G CDMA standard? a) Half b) Twice c) Six times d) Ten times
Last Answer : b) Twice
Description : Which one of the following 2G standard is used in Japan? a) IS-136 b) GSM c) PDC d) AMPS
Last Answer : c) PDC
Description : 2G CDMA standard, IS-95, was proposed by which company? a) Nippon Telephone and Telegraph (NTT) b) Qualcomm c) Bellcore and Motorola d) AT&T Bell Laboratories
Last Answer : b) Qualcomm
Description : Popular 2G CDMA standard IS-95 is also known as ______________ a) CdmaOne b) CdmaTwo c) IS-136 d) IS-95B
Last Answer : a) CdmaOne
Description : Which of the following is a CDMA standard of second generation network? a) IS-95 b) IS-136 c) ETACS d) EDGE
Last Answer : a) IS-95
Description : Protocols are set of rules to govern _________ a) Communication b) Standard c) Metropolitan communication d) Bandwidth
Last Answer : a) Communication
Description : Which of the following 3G standard is used in Japan? a) Cdma2000 b) TD-SCDMA c) UMTS d) UTRA
Last Answer : c) UMTS
Description : Which of the following is not a standard of 3G? a) UMTS b) Cdma2000 c) TD-SCDMA d) LTE
Last Answer : d) LTE
Description : What is the name of the European WLAN standard that provides user data rate upto 54 Mbps? a) UNII b) WISP c) MMAC d) HIPERLAN/2
Last Answer : d) HIPERLAN/2
Description : In 2007 ____________ announced its plan to transmit its network to 4G standard LTE with joint efforts of Vodafone group. a) Verizon Wireless b) AirTouch c) Netflix d) V Cast
Last Answer : a) Verizon Wireless