Deck 13: Internet Connectivity

Question 1

The normal parity setting for a modem is 1.

Answer 1

False

Question 2

A device that enables a computer to connect to an analog phone line is a modem.

Answer 2

True

Question 3

Modems use a straight-through modem cable.

Answer 3

True

Question 4

The normal data bits per data word is 8 bits per word on a serial device.

Question 5

A modem that has data compression must transmit less data than one that does not have this ability.

Question 6

A modem takes a signal from the phone line and converts it to digital format for input into the computer.

Question 7

Full-duplex transmissions enable transmission in both directions, but only one direction at a time.

Question 8

A modem that has error correction keeps the processor from having to verify the accuracy of the data.

Question 9

A BIOS converts a data byte into single transmission bits.

Question 10

The FIFO modem setting enables the UART buffer.

Question 11

A cable modem connects a computer to a TV network using coaxial cable.

Question 12

To connect two computers and transfer data between them without a modem, a straight-through modem cable is used.

Question 13

The start bit is used with asynchronous transmissions and signals the end of transmission.

Question 14

A serial device transmission speed is measured in bits per second.

Question 15

Synchronous transmissions require a clock to send or receive data.

Question 16

Fax machines can be considered part of VoIP.

Question 17

The hardware flow control method is used to start modems.

Question 18

The XON/XOFF flow control method uses control characters to signal data transmission.

Question 19

The start bit is used with asynchronous transmissions and signals the beginning of transmission.

Question 20

The PSTN is primarily used for video transmissions.

Question 21

Almost all browsers are customizable.

Question 22

Malware has configured your Internet Explorer browser to open to a weird website. The Internet Explorer Privacy tab can be used to change this behavior.

Question 23

The Internet Explorer General tab can be used to change the size of the text displayed within the Browser.

Question 24

WiMAX can be used to provide connectivity through the cellular network.

Question 25

A cable modem can connect via an Ethernet cable or a USB cable to the PC.

Question 26

The most common type of DSL is ADSL.

Question 27

The Security Internet Options tab is used to configure Parental Controls.

Question 28

Which of the following is a serial device used even today?

A) Mouse
B) Scanner
C) Modem
D) Digitizer
E) None of these answers are true.

Question 29

Satellite-based Internet connectivity commonly requires a satellite dish.

Question 30

A DSL or cable modem's link status light shows when power is applied to the device.

Question 31

How many bits at a time are transmitted by a serial device?

A) 1
B) 4
C) 6
D) 8

Question 32

A type of digital phone line that has three channels is DSL.

Question 33

________ transmissions add extra bits to the data to track when each byte starts and stops.

A) Compressed
B) Asynchronous
C) Synchronous
D) Digitized

Question 34

Wireless broadband connectivity normally involves either a cable or DSL network.

Question 35

QoS is not available for VoIP traffic on the Internet.

Question 36

Cable modems require phone filters.

Question 37

Why do serial transmissions travel slower than parallel transmissions?

A) Serial transmissions send 1 bit at a time instead of 8.
B) Parallel cables are made of more conductive material than serial cables.
C) Serial transmissions can travel farther than parallel transmission.
D) Parity checking of data slows a serial transmission.

Question 38

When using a cable modem, the term downstream refers to data pulled from the Internet.

Question 39

Mentoring is a part of a good technicianʹs job.

Question 40

DSL provides dedicated bandwidth to each DSL household.

Question 41

What technology would be used as a backhaul method to carry cellular calls between remote areas?

A) Wireless hot spot
B) PSTN
C) VoIP
D) WiMAX

Question 42

A laptop cannot connect to a wireless WAN even though the laptop sold with wireless broadband connectivity. What is the most likely issue?

A) The antenna is not attached.
B) The BIOS needs to be flashed.
C) The option is not enabled in BIOS.
D) The laptop is defective.

Question 43

Which IE tab enables you to change the color of the words presented in the browser?

A) Connections
B) Programs
C) General
D) Content

Question 44

Which technology would support talking to a friend in Europe over the Internet?

A) VoIP
B) PSTN
C) QoS
D) Convergence

Question 45

Jaqueline, the new technician, has a customer that connects to the Internet from his laptop and uses the cellular network because of the remote locations the customer must visit for his job. What technology is the customer using?

A) Wireless broadband
B) DSL
C) Cable modem
D) Satellite modem

Question 46

What type of technology does WiMAX use to send data between two towers?

A) Wireless hot spot
B) Satellite connectivity
C) Line-of-sight network
D) Dial-up

Question 47

Which IE tab enables you to delete all the saved information such as recently visited websites?

A) Connections
B) Programs
C) General
D) Content

Question 48

Diligent Dan needs to configure a VPN on his laptop so that he can work 20 more hours a week from home. Which IE tab should Dan use to configure the VPN connection?

A) Connections
B) Programs
C) Privacy
D) Content
E) Security

Question 49

Which IE tab enables you to configure the web page that opens when the browser application starts?

A) Connections
B) Programs
C) General
D) Content

Question 50

Which IE tab enables you to open a new window when a new tab is clicked?

A) Connections
B) Programs
C) General
D) Content

Question 51

Crazy Kelly keeps going to naughty websites. Her parents are beside themselves. Which IE tab should the parents use to set parental controls?

A) Connections
B) Programs
C) Privacy
D) Content
E) Security

Question 52

The Jacksonville Landing was one of the first locations in the country to offer free wireless Internet access to anyone eating, visiting, or walking by the waterfront property. What technology was installed at the Jacksonville Landing?

A) PSTN
B) DSL
C) Wireless broadband
D) A wireless hotspot

Question 53

What term describes the sending of data, voice, and video over the same network?

A) Asynchronous communication
B) Convergence
C) QoS
D) Telecomputing

Question 54

A traditional phone call would be made using ...

A) Convergence
B) The PSTN
C) A LAN
D) QoS
E) DSL

Question 55

Which IE tab enables you to enter websites that you do not trust so they will be blocked?

A) Connections
B) Programs
C) General
D) Content
E) Security

Question 56

What browser ships with Windows 7?

A) Internet Explorer
B) Windows Explorer
C) Firefox
D) Chrome

Question 57

Little Jimmy Jumprocks is on his mom's computer to get free food. What graphical interface will little Jimmy use?

A) Acrobat Reader
B) Google Chrome
C) Wireless hot spot
D) Web-in-a-Box

Question 58

Marc, a money making banker, is having a great time with his smartphone. He just enabled a feature that allows Internet connectivity to his tablet when a wireless network is not available using any other method. What feature did Marc just enable?

A) WiMAX
B) QoS
C) Wireless broadband
D) Wireless hotspot

Question 59

What network technology would use a non-line-of-site tower?

A) 802.16
B) Wireless hot spot
C) QoS
D) PSTN

Question 60

What 802 standard defines WiMAX?

A) 802.16
B) 802.11n
C) 802.2
D) 802.11i

Question 61

What is Google Chrome?

A) An ISP
B) A provider of QoS
C) A web browser
D) A type of WiMAX

Question 62

What is one disadvantage to using a satellite modem that would affect a high school student?

A) Expansion slot requirement
B) Lack of Internet access
C) Lack of VPN support
D) The initial cost is high

Question 63

If incorrect characters appear on the screen of a modem that is attempting to connect, what is the most likely culprit?

A) Serial cable
B) Phone cable
C) Incorrect settings
D) Phone line noise

Question 64

What is the purpose of the Search area on the Internet Explorer General tab?

A) Allows configuration of search providers
B) Configures indexing for web searches
C) Allows configuration of information that is automatically inserted on Internet searches
D) Defines the colors shown in the search window

Question 65

Stacy's parents are always goofing up their computer. This time, when they updated their Acrobat Reader they added the Google toolbar. Now they don't like that toolbar. Which Internet Explorer tab can Stacy use to remove that toolbar?

A) Connections
B) Programs
C) Privacy
D) Content
E) Security

Question 66

What are two reasons why a PC technician must know about VoIP?

A) VoIP phones are commonly installed by technicians.
B) A technicians must be proactive.
C) VoIP is installed in many businesses for fax connectivity.
D) A technician uses VoIP to test a PC installation.
E) A software application used for VoIP might need to be installed, tested, and repaired when there is a problem.

Question 67

For what would a technician use Mozilla Firefox?

A) Provide QoS to a VoIP phone
B) Connect a particular tablet application to the cellular network
C) Wireless connectivity to a WiMax tower
D) Troubleshooting research

Question 68

What term is used to describe a technician that helps another technician to learn the trade?

A) Networking
B) Being reactive
C) Being proactive
D) Mentoring

Question 69

The best troubleshooting tool used when a cable or DSL modem that used to work but now does not work is _______.

A) Online diagnostics
B) Front panel lights
C) Modem manual
D) Modem vendor technical support center

Question 70

What is the number one cause of an analog modem transmitting at a less-than maximum speed?

A) Number of digital-to-analog and analog-to-digital conversions between the home and the POP
B) Phone line noise
C) Power surges
D) The number of people in the same geographic area that subscribe to the same provider

Question 71

Iggy, the PC technician, has a client that wants the name, company name, company phone number, and so on automatically entered on sites where the client frequently visits for business reasons. Which Internet Explorer tab can Iggy use to configure this request?

A) Connections
B) Programs
C) Privacy
D) Content
E) Security

Question 72

What term describes traditional voice traffic going over the Internet?

A) Gateway
B) Bandwidth
C) Aggregation
D) VoIP
E) DSL

Question 73

Which of the following is the best preventive maintenance for a modem?

A) Surge protector
B) Toner protector
C) Call waiting
D) Phone line isolator

Question 74

What is mentoring?

A) Being a proactive technician
B) Helping other technicians who are not as skilled as you are
C) Learning a new skill
D) Using normal language around nontechnical personnel

Question 75

Which of the following is NOT a disadvantage of an internal modem when compared to an external modem?

A) Places a larger load on the computerʹs power supply
B) Must coordinate the speed of the UART with the speed of the modem
C) Generates more heat
D) Requires an expansion slot

Question 76

What does asymmetrical mean in relation to an ADSL modem?

A) The modem has an irregular shape to fit more compactly into the computer slot.
B) The modem uses a D connector.
C) The modem has a disproportionate amount of memory in relationship to the processor speed on the modem.
D) ADSL uses faster downstream speeds than upstream.

Question 77

An advantage of an external modem is .

A) Less expensive than internal modems
B) Come with its own UART
C) Can easily connect to a different computer without taking the computer apart
D) All these answers are true.

Question 78

What is the most likely culprit if an analog modem shows a ʺNo dial toneʺ message?

A) Modem
B) Serial cable
C) Phone cable
D) Power to modem
E) Software setting mismatch with hardware

Question 79

Jane is a Cisco Academy professor. Jane has some online testing software that uses the Java plug-in. Which Internet Explorer tab can Jane use to ensure that the plug-in is installed?

A) Connections
B) Programs
C) Privacy
D) Content
E) Security

Question 80

What is a line-of-site backhaul?

A) Towers used to transmit data
B) Another name for a wireless hot spot
C) Another name for the last mile where the Internet connects directly to a business
D) The connection between the satellite receiver and the satellite