Mod 8 - Cellular Technology - PE

Question 1

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?

• 1st Amendment
• 3rd Amendment
• 4th Amendment
• 6th Amendment

Answer 1

4th Amendment

Question 2

[TRUE / FALSE]

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

Answer 2

FALSE

Question 3

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.

• 1962
• 1964
• 1966
• 1967

Answer 3

1967

Question 4

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?

• E.O. 12333
• Directive 4-2
• E.O. 42.6
• Directive 12333

Answer 4

E.O. 12333

Question 5

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

• United Kingdom
• Russia
• France
• Finland

Answer 5

Finland

Question 6

What technology did 2G introduce?

• SMS
• Picture Messages
• MMS
• All the Above

Answer 6

All the Above

Question 7

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

• 30 Kbps
• 40 Kbps
• 50 Kbps
• 60 Kbps

Answer 7

50 Kbps

Question 8

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

• CDMA
• TDMA
• FDMA
• None of the above

Answer 8

TDMA

Question 9

[TRUE / FALSE]

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

Answer 9

TRUE

Question 10

What type of networks were introduced in 1998?

• 4G
• 5G
• 3G
• 2.4G

Answer 10

3G

Question 11

3G uses what kind of technology?

• TDMA
• FDMA
• CDMA
• None of the above

Answer 11

CDMA

Question 12

[TRUE / FALSE]

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

Answer 12

TRUE

Question 13

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

• 2 Digit Pin
• 4 Digit Pin
• 6 Digit Pin
• 8 Digit Pin

Answer 13

4 Digit Pin

Question 14

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

• *67
• *68
• *69
• None of the above

Answer 14

*67

Question 15

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

• Micocell
• Microcell
• Femtocell
• Pintocell

Answer 15

Femtocell

Question 16

[TRUE / FALSE]

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

Answer 16

TRUE

Question 17

What does LTE stand for?

• Long Time Evolution
• Long Term Evolution
• Long Traffic Evolution
• None of the Above

Answer 17

Long Term Evolution

Question 18

Voice calls are delivered using what over the UDP?

• TCP
• RTP
• A & B
• None of the above

Answer 18

RTP

Question 19

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

• 100-200
• 200-300
• 300-400
• 400-500

Answer 19

300-400

Question 20

What type of technology does LTE use?

• TDMA
• FDMA
• CDMA
• OFDM

Answer 20

OFDM

(orthogonal frequency division multiplexing)