Cellular Tech PE Flashcards

1
Q

Under which amendment were restrictions put in place as part of protections granted, making it illegal to perform any kind of wireless security analysis on cellular networks without proper authorization?

A

4th Amendment

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2
Q

Olmstead vs United States (1928) stated that obtained wiretapped phone conversations were protected under the Fourth Amendment.

A

False. It was not protected under the 4th Amendment

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3
Q

In what year, did Katz vs. United States occur, where the Supreme Court granted citizens phone privacy under the Fourth Amendment? This also stated that without a warrant, wiretapped phone conversations were considered a violation of a person’s Fourth Amendment rights.

A

1967

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4
Q

What specifies the circumstances in which the nation’s intelligence agencies can engage in the collection, analysis, and dissemination of domestic or foreign electronic intelligence surveillance?

A

E.O. 12333

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5
Q

In which country were 2G cellphones developed in in 1991?

A

Finland

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6
Q

What technology did 2G introduce?

  • SMS
  • Picture Messages
  • MMS
  • All the Above
A

All of the Above

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7
Q

What is the maximum speed of 2G with General Packet Radio Service (GPRS)?

A

50Kbps

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8
Q

What was the most common technology to allocate communication under 2G?

A

TDMA

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9
Q

Multiple cell phones may share the same frequency channel, only using part of its capacity because of TDMA.

A

True

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10
Q

What type of networks were introduced in 1998?

A

3G

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11
Q

Hacking voicemail was one of the main attacks against 2G/3G?

A

True

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12
Q

What is the longest pin that can be added to protect a voicemail, making it extremely vulnerable to attacks?

A

4 digits

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13
Q

What was used as a caller ID spoof, making the caller ID read UNKNOWN NUMBER?

A

*67

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14
Q

What serves like a home router/amplifier to increase your cell phone coverage with broadband internet connection?

A

Femtocell

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15
Q

4G LTE was deployed in 2009 as a new cellular technology all IP-packet switched network.

A

True

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16
Q

What does LTE stand for?

A

Long Term Evolution

17
Q

Voice calls are delivered using what over the UDP?

A

RTP

18
Q

How many users can 4G LTE towers serve at a time?

A

300-400

19
Q

What type of technology does LTE use?

A

OFDM