Deck 10: Wireless Networking and Standards

Question 1

While defining a unifying architecture for sensor networks is still an open problem, a key element of such an architecture is the principled interaction between the______ &_____layers

A)application /network
B)application/transport
C)transport/network
D)transport/ application

Answer 1

application /network

Question 2

___________defines both the physical and MAC layer protocols for most remote monitoring and control as well as sensor network applications

A)s-mac protocol
B)iEEE 802.15.4 standard
C)wifi
D)bluetooth

Answer 2

iEEE 802.15.4 standard

Question 3

___________is an industry consortium with the goal of promoting the iEEE 802.15.4 standard

A)bluetooth
B)zigbee
C)wifi
D)nfc

Answer 3

zigbee

Question 4

Following are features of ZigBee

A)it is an industry consortium with the goal of promoting the iEEE 802.15.4 standard
B)it ensures interoperability by defining higher network layers and application interfaces
C)it is optimized for low data throughput up to 115.2 kbps, with simple or no qos support
D)all of above

Question 5

What networking structure do the 802.11 standards define?

A)wlan
B)bbs
C)wpan
D)wman

Question 6

Which one of the iEEE 802 committees is tasked with the development of security standards?

A)802.1
B)802.16
C)802.15
D)802.11

Question 7

Specifications for a wireless LAN are called

A)standard 802.3z.
B)standard 802.3u.
C)project 802.3.
D)iEEE 802.11.

Question 8

What industry association develops, publishes, and maintains the standards for wireless networks?

A)iEEE
B)ism
C)unii
D)fcc

Question 9

What term is used to represent the physical layer of an 802.11x standard?

A)pyc
B)phy
C)bss
D)wlan

Question 10

What is the term used to represent the iEEE 802.11 layer that controls access to the medium?

A)wlan
B)phy
C)mac
D)bss

Question 11

What is the RF communications standard that can organize up to 8 devices into a piconet?

A)bluetooth
B)uwb
C)zigbee
D)irda

Question 12

Which of the iEEE 802 standards defines the technologies used to form and manage personal area networks?

A)802.16
B)802.11
C)802.3
D)802.15

Question 13

Which of the following is Bluetooth's Physical layer?

A)ultra wideband
B)baseband
C)broadband
D)wideband

Question 14

The use of Ultra wideband (UWB) technology for WPANs is specified under the __________ standards.

A)802.15.1
B)802.15.4
C)802.15.3
D)802.15.2

Question 15

___________is an industry consortium with the goal of promoting the iEEE 802.15.4 standard

A)bluetooth
B)zigbee
C)both
D)none of above

Question 16

___________defines both the physical and MAC layer protocols for most remote monitoring and control as well as sensor network applications

A)s-mac protocol
B)b-mac protocol
C)iEEE 802.15.4 standard
D)none of above

Question 17

Following is/are features of ZigBee

A)it is an industry consortium with the goal of promoting the iEEE 802.15.4 standard
B)it ensures interoperability by defining higher network layers and application interfaces
C)it is optimized for low data throughput up to 115.2 kbps, with simple or no qos support
D)all of above

Question 18

Unlike_____, ______achieves its power efficiency from both the physical and MAC layers

A)iEEE 802.15.4 standard , smac protocol
B)smac protocol , iEEE 802.15.4 standard
C)iEEE 802.15.4 standard , bmac protocol
D)none of above

Question 19

Protocol used for low data rate WPAN is

A)iEEE 802.15.1 standard
B)iEEE 802.15.2 standard
C)iEEE 802.15.3 standard
D)iEEE 802.15.4 standard

Question 20

Protocol used for high data rate WPAN is

A)iEEE 802.15.1 standard
B)iEEE 802.15.2 standard
C)iEEE 802.15.3 standard
D)iEEE 802.15.4 standard

Question 21

iEEE 802.15.4 standard has data rate of

A)20 kb/s, 40kb/s, 250kb/s
B)20 kb/s, 40kb/s, 80kb/s
C)20 kb/s, 80kb/s, 200kbs
D)40 kb/s, 80kb/s, 160kbs

Question 22

iEEE 802.15.4 standard has ______ channels are in the 915MHz ISM band.

A)1
B)10
C)16
D)24

Question 23

iEEE 802.15.4 standard has ______ channels are in the 2.4GHz ISM band.

A)8
B)12
C)16
D)32

Question 24

iEEE 802.15.4 standard has ______ channels are in European 868MHz band.

A)1
B)2
C)4
D)8

Question 25

Which of the following is not the job of iEEE 802.15.4 PHY standard

A)packet generation
B)packet reception
C)channel acquisition
D)power management