physical security

Question 1

when power is a sudden rise in voltage

Answer 1

surge/spike

Question 2

when power is a reduction in voltage for a short period of time. a few seconds

Answer 2

sag/dip

Question 3

this is a reduction in voltage that lasts longer than a few seconds

Answer 3

brownout

Question 4

complete power failure

Answer 4

blackout

Question 5

momentary power outage that can have a variety of sources

Answer 5

fault

Question 6

fluctuation caused by line nose or disturbance

Answer 6

transiet

Question 7

If BYOD been infected with malware, that infection can be spread when they connect their device to your organization’s network. this is called

Answer 7

malware propagation

Question 8

_______ is the transmission of voice communication.

Answer 8

telephony

Question 9

the process of digitally transmitting data, voice, and video over the Internet is called

Answer 9

voice over IP

Question 10

the intermingling of voice and data services on networks is called

Answer 10

convergence

Question 11

______ defines standards for VoIP protocols used in an audio-visual session on the internet.

Answer 11

h 323

Question 12

_________ defines the VoIP implementation of features such as phones, voice mail, conferencing, call transfer, and public switched telephone network (PSTN) interconnections.

Answer 12

internet protocol telephony (IPT)

Question 13

_______ defines the standards for streaming different types of media using VoIP

Answer 13

real time protocol (RTP)

Question 14

________ is used for controlling VoIP session, it also enables features such as hold, call forwarding, and call transfer.

Answer 14

session initiation protocol (SIP)

Question 15

_________ defines the components necessary to implement services for a particular implementation.

Answer 15

Service Delivery Platform

SDP

Question 16

______ is encoded audio, video, or other multimedia data in transit over VoIP transmission

Answer 16

media stream

Question 17

______ is software running on servers that manages IP phones, route calls, and implements call features

Answer 17

Softswitch

Question 18

Traditional telephone uses the ______ to make analog phone calls

Answer 18

public switched telephone network (PSTN)

Question 19

______ is a software application that enables phone calls on a computer.

Answer 19

softphone

Question 20

_______ is a VoIP interface to a traditional telephony network such as the PSTN or a PBX.

Answer 20

voice gateway

Question 21

PSTN calls are move over the

Answer 21

plain old telephone system (POTS)

Question 22

___________ is cycling through the phone numbers and Electronic Serial Numbers (ESNs) found on an analog cell phone to find a legitimate pair or setting.

Answer 22

tumbling

Question 23

______ is the act of intercepting cell phone signals.

Answer 23

sniffing

Question 24

_____ is creating an identical cell phone and using someone’s services without authorization.

Answer 24

cloning

Question 25

_______ is when an attackers dials every phone number in a certain range hoping to find a number with a backdoor modem to exploit

Answer 25

war dialing

Question 26

_________ is when unauthorized changes are made to a subscriber’s telephone service or DSL Internet service

Answer 26

slamming

Question 27

_________ charges a phone bill for services which were not authorized or ordered by the consumer

Answer 27

cramming