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IS3120 NETWORK COMMUNICATIONS INFRASTRUCTURE > IS 3120 CHAPTER 1 > Flashcards

IS 3120 CHAPTER 1 Flashcards

1
Q

Prior to 1990, nearly all electronic communication used analog communications and transmission techniques.
TRUE OR FALSE

A

TRUE

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2
Q

Which device became popular in the 1970’s that enabled the first electronic versions of storing messages for playback at a later time?

  1. Telephone
  2. Fax machine
  3. Telephone answering machine
  4. Pager
A

Telephone answering machine

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3
Q

Which device became popular in the 1980’s that enable users to send and receive printed documents using analog telephone lines?

  1. Telephone
  2. Fax machine
  3. Answering machine
  4. Pager
A

Fax machine

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4
Q

Who was the originator behind what we know of as the Internet today?

  1. IBM
  2. US Department of Defense
  3. US Federal Communications Commission
  4. AT&T
A

US Department of Defense

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5
Q

Which of the following IP address ranges is not a private IPv4 address range?

  1. 10.0.0.0 to 10.255.255.255
  2. 152.0.0.0 to 152.255.255.255
  3. 172.16.0.0 to 172.16.255.255
  4. 192.168.0.0 to 192.168.255.255
A

152.0.0.0 to 152.255.255.255

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6
Q

A network’s ___ server provides private IP addresses to devices dynamically.

  1. Authentication
  2. DHCP
  3. Office automation
  4. Syslog
A

DHCP

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7
Q

The formal process of aligning business processes and mapping each one to software applications and IT solutions is called configuration management – CM.
TRUE OR FALSE

A

FALSE

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8
Q

Unified communications – UC– is the process of bringing all communication mediums together into a unified structure.
TRUE OR FALSE

A

TRUE

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9
Q

__&__ communication is faster than snail mail but slower than immediate or __-__ communication.

A

Store and forward/real-time

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10
Q

Which of the following is not a unified communications application and service?

  1. SMS text messaging
  2. Video conferencing
  3. Collaboration
  4. IM chat
  5. Audio conferencing
A

SMS text messaging

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11
Q

Which of the following impacts real-time communication on an IP networking infrastructure?

  1. Bandwidth
  2. Time delay or latency
  3. Packet loss
  4. Packet jitter
  5. All the above
A 
ALL
Bandwidth
Time delay or latency
Packet loss
Packet jitter
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12
Q

Why must you handle VoIP and SIP protocols uniquely through in IP networking infrastructure?

  1. IP networks have latency and packet loss when congested
  2. They are insecure protocols
  3. They are used for real-time communication and applications
  4. End-to-end time delay and latency will degrade voice quality performance
  5. All the above
A

ALL
IP networks have latency and packet loss when congested
They are insecure protocols
They are used for real-time communication and applications
End-to-end time delay and latency will degrade voice quality performance

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13
Q

Which of the following is not a typical e-commerce model?

  1. B2B
  2. B2C
  3. B2D
  4. B2G
A

B2D

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14
Q

Which of the following business drivers can be addressed with unified communications?

  1. Driving incremental services revenue
  2. Implementing managed services revenue
  3. Enhancing customer service delivery
  4. Lowering operational costs
A

Enhancing customer service delivery

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15
Q

Businesses that transform to the World Wide Web with an Internet presence and an e-commerce solution require an e-customer service and self-serve customer service delivery strategy.
TRUE OR FALSE

A

TRUE

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16
Q

Transmission method that uses a continuously variable signal, as opposed to digital transmission that uses two distinct signal values.

A

ANALOG

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17
Q

Device to automatically answer a telephone call, play a recorded message, and then record the caller’s message.

A

ANSWERING MACHINE

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18
Q

The rate of data transfer or throughput; a theoretical maximum capability of a specific physical medium.

A

BANDWIDTH

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19
Q

Device that generates a sound or effect when a caller calls a specific telephone number; also called a pager. Some beepers support sending short messages, either numeric, or voice, to the device.

A

BEEPER

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20
Q

Telecommunications signal of greater bandwidth than normal signals.

A

BROADBAND

21
Q

A process of aligning business process and mapping each one to software applications and IT solutions.

A

BUSINESS PROCESS MANAGEMENT – BPM

22
Q

E-commerce model that describes activities that involve doing business with other businesses.

A

BUSINESS TO BUSINESS – B2B

23
Q

E-commerce model that describes business activities that involve providing products or services directly to end consumers.

A

BUSINESS TO CONSUMER – B2C

24
Q

E-commerce model that describes activities that support business activities between commercial organizations and government agencies, also called public sector organizations. PSO.

A

BUSINESS TO GOVERNMENT – B2G

25
Q

Transmission method that uses two distinct signal values, high and low, or 0 and 1, as opposed to analog transmission that uses a continuously variable signal.

A

DIGITAL

26
Q

An automatic configuration protocol used to assign device attributes to devices on IP networks.

A

DYNAMIC HOST CONFIGURATION PROTOCOL – DHCP

27
Q

The practice of doing business with remote customers over the Internet.

A

E-COMMERCE

28
Q

Connection to a standard telephone line that allows a user to scan one or more pages of documents and send the scanned images to a fax machine connected to a telephone line in another location.

A

FACSIMILE DEVICE

29
Q

The state of being in close proximity to multiple devices that are perpetually connected to the Internet.

A

HYPERCONNECTIVITY

30
Q

A global network made up of interconnected networks that all use the standard Internet Protocol Suite –TCP/IP.

A

INTERNET

31
Q

An organization that provides access to the Internet.

A

INTERNET SERVICE PROVIDER – ISP

32
Q

A numeric label assigned to each computer or device connected to a network that uses the Internet Protocol.

A

IP ADDRESS

33
Q

The amount of time required for a message to reach its destination, measured in milliseconds (mSec).

A

LATENCY

34
Q

Telephone that connects to the telephony network using radio transmission instead of wires.

A

MOBILE PHONE

35
Q

A measure of how much network latency changes over time. This measure is often expressed as an average of the deviation from the mean latency of a network.

A

PACKET JITTER

36
Q

The percentage of packets sent that do not reach the intended destination.

A

PACKET LOSS

37
Q

Device that generates a sound or effect when a caller calls a specific telephone number, also called a beeper.

A

PAGER

38
Q

Personal devices that provide the ability to store and manage personal information. Many PDAs have the ability to connect to the Internet.

A

PERSONAL DIGITAL ASSISTANT – PDA

39
Q

An IP address in the received ranges (10.0.0.0 to 10.255.255.255; 172.16.0.0 to 172.16.255.255; or 192.168.0.0 to 192.168.255.255) used for devices in a private network. Private IP addresses are not visible to external Internet devices.

A

PRIVATE IP ADDRESS

40
Q

A communication method in which messages are sent directly to the recipient immediately (in real time).

A

REAL-TIME COMMUNICATION

41
Q

A communication process in which senders have verification that recipients received all sent messages.

A

RELIABLE COMMUNICATION

42
Q

A signaling protocol commonly used to control multimedia communication sessions.

A

SESSION INITIATION PROTOCOL – SIP

43
Q

A communication method that in which the sender delivers a message to a recipient using standard mail delivery services.

A

SNAIL MAIL

44
Q

A communication method in which the sender sends a message to an agent that stores the message until the recipient retrieves it from the agent.

A

STORE-AND-FORWARD COMMUNICATION

45
Q

A process of combining multiple technologies to provide the most effective real-time and non-real-time communication with the correct target or destination.

A

UNIFIED COMMUNICATIONS – UC

46
Q

A private (non-routable) IPv6 device address. IPv6 ULAs are in the range fc00:/7 or fc00:0:0:0:0:0:0:0 to fdff:ffff:ffff:ffff:ffff:ffff:ffff:ffff.

A

UNIQUE LOCAL ADDRESS – ULA

47
Q

A collection of communication protocols and technologies to deliver voice communication and sessions over IP networks.

A

VOICE OVER IP – VoIP

48
Q

A collection of hypertext documents that are interlinked and accessible via the Internet.

A

WORLD WIDE WEB

IS3120 NETWORK COMMUNICATIONS INFRASTRUCTURE (15 decks)

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