Chapter 1 Section 2 (1.2)

Question 1

Networked data communications are not changing our world.

Answer 1

FALSE

Question 2

In 720 B.C., the Greeks used homing pigeons to carry messages.

Answer 2

FALSE

Question 3

Global Positioning System (GPS) provides instant messaging and assistance.

Answer 3

FALSE

Question 4

The evolution of data communications can be divided into five phases.

Answer 4

TRUE

Question 5

The evolution of data communications can be divided into six phases.

Answer 5

FALSE

Question 6

Deregulation is one of the six evolution phases of data communications.

Answer 6

FALSE

Question 7

Deregulation is not one of the five evolution phases of data communications.

Answer 7

FALSE

Question 8

The evolution of the Internet came to existence in 1972.

Answer 8

FALSE

Question 9

The Internet is one of the six evolution phases of data communications.

Answer 9

FALSE

Question 10

The evolution of the Internet took place in 1990s.

Answer 10

TRUE

Question 11

In the 1970s, computer technology began to transform our social, economic, and governmental infrastructures.

Answer 11

FALSE

Question 12

Computer technology began to transform our social, economic, and governmental infrastructures in the 1960s.

Answer 12

TRUE

Question 13

Mainframe computers are primarily used for storing small amounts of data.

Answer 13

FALSE

Question 14

Mainframe computers were very large and expensive and used proprietary architectures that did not support cross-platform communications.

Answer 14

TRUE

Question 15

A closed architecture technology does not permit competing technologies to directly interface or interact with it.

Answer 15

TRUE

Question 16

Because they were large, expensive, and simple, mainframes were used mostly by governments, major research institutes, and large corporations.

Answer 16

FALSE

Question 17

Because they were large, expensive, and complex, personal computers were used mostly by governments, major research institutes, and large corporations.

Answer 17

FALSE

Question 18

The first data communications infrastructures used the existing circuit-based telephone system.

Answer 18

TRUE

Question 19

In 1986, the U.S. Congress passed the Telecommunications Competition and Deregulation Act.

Answer 19

FALSE

Question 20

In 1958, in response to the Soviet Union’s launch of Sputnik, the U.S. Department of Defense established the Advanced Resource Projects Agency (ARPA).

Answer 20

FALSE

Question 21

In 1968, in response to the Soviet Union’s launch of Sputnik, the U.S. Department of Defense established the Advanced Research Projects Agency (ARPA).

Answer 21

FALSE

Question 22

According to IMS Research, the total number of devices connected to the Internet was expected to exceed 15 billion as of August 2010.

Answer 22

FALSE

Question 23

The Internet mostly in use today, especially in the U.S., is known as Internet Protocol version 4.

Answer 23

TRUE

Question 24

IPv4 will ultimately be replaced with the new improved Internet, IPv9 (Internet Protocol version 9).

Answer 24

FALSE

Question 25

A technology so commonly used that it is taken for granted within a society is referred to as a pervasive technology.

Answer 25

TRUE

Question 26

A famous example of a commonly used pervasive technology in industrial countries is the cars we drive.

Answer 26

FALSE

Question 27

The Internet, by way of the World Wide Web (WWW), has become an information repository to only social media data.

Answer 27

FALSE

Question 28

Data communications is formally considered the main provider of telecommunications.

Answer 28

FALSE

Question 29

In telecommunications the prefix "tele" comes from the Roman word for distant.

Answer 29

FALSE

Question 30

"Data" might include graphic images, sound files, but no video elements.

Answer 30

FALSE

Question 31

Regardless of the kind of data, data will ultimately be expressed in IP Addresses format so that computers can process it.

Answer 31

FALSE

Question 32

The three questions that must be considered with regards to data communications are (1) how the data are received, (2) how accurate the data are once delivered, and (3) how accessible the data are to those who need to use it.

Answer 32

FALSE

Question 33

A protocol is a set of rules that determine how data are delivered and received.

Answer 33

FALSE

Question 34

A protocol is a set of rules that determine how something is performed or accomplished.

Answer 34

TRUE

Question 35

RFID, which stands for Radio Format Identification, is a wireless technology used widely to tag a device for tracking and monitoring purposes.

Answer 35

FALSE

Question 36

Formal standards are those standards that have been authorized by either an officially recognized body or by law and regulation.

Answer 36

TRUE

Question 37

The TIA is a nonprofit organization accredited by the American National Standards Institute (ANSI) to develop voluntary industry standards for a wide variety of telecommunications products.

Answer 37

TRUE