cis test 2 swart

Question 1

Software that manages the resources of the computer is called:

Answer 1

Operating system software

Question 2

Which of the following is not an essential characteristic of cloud computing? On demand self service, static environment, broad network access, resource pooling, and measured service

Answer 2

Static environment

Question 3

In a large company today, you will often find an infrastructure that includes hundreds of small LANs linked to each other as well as to corporate-wide networks.
True or false?

Answer 3

true

Question 4

Which type of computer is used for weather forecasting on a national or worldwide scale?

Answer 4

super computer

Question 5

In a telecommunications network architecture, a protocol is:

Answer 5

a standard set of rules and procedures for control of communications in a network.

Question 6

Which device collects data directly from the environment for input into a computer system?

Answer 6

Sensor

Question 7

A field identified in a table as holding the unique identifier of the table’s records is called the:

Answer 7

Primary key

Question 8

Give an example of a pre-digital database?

Answer 8

Library’s card-catalog.

Question 9

A hub is a networking device that is used to filter and forward data to specified destinations on the network.
True or false?

Answer 9

false

Question 10

Which signal types are represented by a continuous waveform?

Answer 10

Analog

Question 11

MySQL is a:

Answer 11

Database management system

Question 12

A schematic of the entire database that describes the relationships in a database is called a/an:

Answer 12

Entity-relationship diagram

Question 13

Which protocol is the Internet based on?

Answer 13

TCP/IP

Question 14

What service converts IP addresses into more recognizable alphanumeric names?

Answer 14

DNS

Question 15

What is the most prominent data manipulation language today?

Answer 15

SQL

Question 16

A mainframe is a type of legacy workstation.

True or false?

Answer 16

false

Question 17

Central large mainframe computing has largely replaced client/server computing.
True or false?

Answer 17

false

Question 18

The method of slicing digital messages into parcels, transmitting them along different communication paths, and reassembling them at their destinations is called:

Answer 18

packet switching

Question 19

Approximately what percentage of U.S. households has high-speed broadband connections?

Answer 19

74-75%

Question 20

What type of computer would you use to support a computer network?

Answer 20

server

Question 21

The “Internet of Things” refers to:

Answer 21

a web based development in which people. processes, data, and things are interconnected via the internet using various means

Question 22

What is an open-source operating system designed for mobile devices?

Answer 22

Android

Question 23

To create a computer network, you must have at least two computers.
True or false?

Answer 23

true

Question 24

Web browser software requests web pages from the Internet using which protocol?

Answer 24

HTTP

Question 25

To use the analog telephone system for sending digital data, you must also use:

Answer 25

a modem

Question 26

What is an untrue statement about cloud computing?

Answer 26

It removes the concern about data and systems security for businesses.

Question 27

A firm's IT infrastructure provides the foundation for supporting all the information systems in the business. True or false?

Answer 27

true

Question 28

What is the type of network that is used to connect digital devices within a half-mile or 500-meter radius?

Answer 28

LAN

Question 29

What is not a type of output device?

Answer 29

Microphone

Question 30

A data ________ stores current and historical data of potential interest to decision makers throughout the company.

Answer 30

warehouse

Question 31

The primary storage technologies are:

Answer 31

Storage-networks, magnetic tape, magnetic disk, and optical dosk

Question 32

Two computers using TCP/IP can communicate even if they are based on different hardware and software platforms. True or false?

Answer 32

true

Question 33

What software tool would you use to prepare a break-even analysis?

Answer 33

spreadsheet

Question 34

Based on your reading of the examples in the chapter, what would be the best use of RFID for a business?

Answer 34

managing the supply chain

Question 35

What are the four layers of the TCP/IP reference model?

Answer 35

1. Application Layer 2. Transport Layer 3. Internet Layer 4. Network Interface Layer.

Question 36

Access is a:

Answer 36

Workbook management system

Question 37

In a table for customers, the information about a single customer would reside in a single:

Answer 37

row

Question 38

Name an example of a company whose business model is based on access to large databases through the web?

Answer 38

Facebook (any type of social media)

Question 39

A data warehouse is typically composed of several smaller data marts. True or false?

Answer 39

false

Question 40

Software used to apply the computer to a specific task for an end user is called:

Answer 40

Application software

Question 41

A characteristic or quality describing an entity is called a/an:

Answer 41

attribute

Question 42

The total amount of digital information that can be transmitted through any telecommunications medium is measured in:

Answer 42

BPS

Question 43

A DBMS is special software for creating, storing, organizing, and accessing data from a database. True or false?

Answer 43

true

Question 44

The smallest unit of data a computer can handle is called a:

Answer 44

bit

Question 45

What is a type of optical disc storage?

Answer 45

DC-ROM

Question 46

what refers to the ability of a computer, product, or system to expand to serve a larger number of users without breaking down?

Answer 46

Scalability

Question 47

Software applications that combine different components of online software applications are referred to as:

Answer 47

mashups

Question 48

An SaaS provider maintains a large web server, or series of servers, and provides fee-paying subscribers with space to maintain their websites. True or false?

Answer 48

false

Question 49

A VPN:

Answer 49

A private network that uses a public network to connect users