ISDN is a popular data networking service offered by an Internet Service Provide

Question

ISDN is a popular data networking service offered by an Internet Service Provider.

True

False

Question 2

A typical residential subscriber sends much more information than the subscriber receives. Internet access technologies are designed to transfer more data in one direction than the other.

True

False

Question 3

Synchronous Optical Network (SONET) defines a narrow set of standards used for analog transmissions.

True

False

Question 4

Narrowband technology includes the following

data circuits at T1 data speeds or higher

dialup telephone connections

wireless access technologies

cable modem technologies

Question 5

Because it uses frequency division multiplexing, ADSL and traditional analog phone service (POTS) can use the same wires simultaneously.

True

False

Question 6

Which of the following is not a type of wireless technology?

Satellite

Cellular 3G Services

UTP

WiMAX

Question 7

Synchronous Transport Signal (STS) are a series of standards for low-capacity circuits.

True

False

Question 8

xDSL technology is the most widely used high-speed data communication used by residential customers.

True

False

Question 9

Access technologies that handle the last mile problem are defined as the connection to a typical residential subscriber or a small business.

True

False

Question 10

In the US, a digital circuit leased from a telephone company follows the same digital transmission standards that the phone company uses to transport digital phone calls and are referred to as the E-series standards.

True

False

Need help ASAP pls!!

data circuits at T1 data speeds or higher

dialup telephone connections

wireless access technologies

cable modem technologies

Explanation / Answer

1. True

ISDN is nothing but set of communication standards for parallel digital voice,video and data transmission simultaneously where as other network servicesw will provide tradational circuits of the public switched telephone network.

2. True

Here In the networking industry uses the term downstream and upstream to refer the data from an ISP to a subscriber and subscriber to an ISP

3.False

This protocol used to transfer the multiple digital bit streams synchronously over optical fiber using some lazers from light-emitting diodes

4. Option B

Generally narrowband describes telecommunication that carries voice information in a narrow band of frequencies.

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