Deck 20: Network and Cloud Technology

Question 1

Which of the following is the protocol commonly used for wireless LAN?

A) IEEE 802.11
B) LISTSERV
C) DSL
D) IEEE 802.3

Answer 1

A

Question 2

Which of the following statements is true of digital subscriber lines (DSLs)?

A) DSLs use television lines for data transmission.
B) Their signals do not interfere with voice telephone service.
C) Digital subscriber lines use standard protocols.
D) DSL services and speed are standardized across applications.

Answer 2

B

Question 3

Which of the following protocols is commonly used by wired LAN?

A) IEEE 802.3
B) DSL
C) EVDO
D) WiMax

Answer 3

A

Question 4

Which of the following statements is true of an ISP?

A) It separates the phone signals from computer signals on a DSL at every user's location.
B) It facilitates a one-way information transfer process between the user's computer and the Internet.
C) It provides free access to the Internet.
D) It serves as a user's gateway to the Internet.

Question 5

Which of the following statements about LAN protocols is true?

A) LAN protocols are determined by the ISPs.
B) The IEEE 802.11 protocol is also called Ethernet.
C) Wired LANs use IEEE 802.11 protocol.
D) The IEEE 802.3 protocol specifies only hardware characteristics.

Question 6

A ________ is used to provide seamless flow of data across networks.

A) layered protocol
B) database
C) Web page
D) commerce server

Question 7

Which of the following statements best defines an IP address?

A) It is a protocol that specifies the format of Web pages.
B) It is a number that identifies a particular device.
C) It is a piece of a message that is handled by programs that implement internet protocol.
D) It is a program that breaks up network traffic into pieces before transmission.

Question 8

A(n)________ connects computers at different geographic locations.

A) LAN
B) WAN
C) Ethernet
D) SOHO LAN

Question 9

A(n)________ is a set of rules that programs on two communicating devices follow.

A) domain
B) attribute
C) protocol
D) database

Question 10

Which of the following statements is true of cable lines?

A) Cable lines provide high-speed data transmission using telephone cables.
B) Performance of cable lines is stable irrespective of the number of users sending and receiving data.
C) Cable lines generally use standard protocols.
D) The signals from cable modems do not interfere with TV signals.

Question 11

A(n)________ is a unique name that is affiliated with a public IP address.

A) tag
B) protocol
C) domain name
D) assigned name

Question 12

Devices such as wireless mice and keyboards use ________ to connect to the computer.

A) routers
B) broadband
C) cables
D) Bluetooth

Question 13

A ________ is a networking device that detects the speed that a given device on a LAN can handle and communicates with it at that speed.

A) bus
B) switch
C) domain
D) SOHO LAN

Question 14

Which protocol standard used for wired LAN connections specifies hardware characteristics such as the signal to be carried by each wire?

A) intranet
B) WiMax
C) Ethernet
D) RuBee

Question 15

The IEEE 802.3 protocol standard is also known as ________.

A) TCP/IP
B) Ethernet
C) Bluetooth
D) HTTP

Question 16

The computers in two separate company sites must be connected using a ________.

A) LAN
B) WAN
C) SOHO LAN
D) MAC

Question 17

Which of the following statements is true about LANs and their components?

A) The numbers in the term "10/100/1000 Ethernet" refer to the number of devices that can be connected.
B) For communications equipment, the M in Mbps stands for 1024×1024.
C) The expansion of kbps is kilobits per second.
D) IEEE 802.11ac is the current standard for wired LAN.

Question 18

Which of the following statements is true of private and public IP addresses?

A) The use of separate private and public IP addresses increases the number of domain names.
B) An IP address can be associated with just one domain name.
C) The IP address that a domain name points to can be changed.
D) In a URL, the IP address must be followed by the protocol.

Question 19

The distinguishing characteristic of a local area network (LAN)is that ________.

A) it connects at multiple locations
B) it connects at a single location
C) it is a network of networks
D) all lines need not reside at the same geographic location

Question 20

Which of the following refers to an address on the Internet?

A) File Transfer Protocol
B) Digital Subscriber Line
C) Uniform Resource Locator
D) Internet Service Provider

Question 21

Which of the following purposes does an HTTP protocol serve?

A) determine IP address of devices on a network
B) provide reliable network for data communication
C) enable communication between programs
D) divide network traffic into packets

Question 22

A ________ receives requests from users via the Web server,takes some action,and returns a response to the users via the Web server.

A) content delivery network
B) commerce server
C) URL
D) browser

Question 23

Which of the following statements is true of JavaScript Object Notation (JSON)?

A) It contains a lot of metadata to validate the format of documents.
B) It is used to transmit volumes of data between browsers and servers.
C) Documents using JSON can be processed only using Java programming language.
D) JSON cannot be used to support Web services.

Question 24

The most popular protocol for LAN is the IEEE 802.11 protocol.

Question 25

A common use of FTP is to ________.

A) transmit data
B) balance server loads
C) format responses
D) manage network traffic

Question 26

Which of the following statements is true of service-oriented architecture (SOA)?

A) Work is assigned to Web servers based on their geographic proximity to the user.
B) SOA services are used only between the Web server and the users.
C) The number of database servers and Web servers should be in a certain ratio.
D) JavaScripts in Web pages can invoke services defined by a server application.

Question 27

Users can download data at a maximum speed of 10 Mbps using cable lines.

Question 28

Which of the following is the second tier in the three-tier architecture arrangement?

A) client tier
B) database tier
C) server tier
D) user tier

Question 29

A SOHO LAN (small office or a home office LAN)requires that a dozen or more computers and printers be connected.

Question 30

The "S" in HTTPS stands for ________.

A) site
B) status
C) speed
D) secure

Question 31

________ is the language that is commonly used for coding Web pages.

A) HTML
B) VPN
C) DSL
D) XML

Question 32

LAN connections cannot be made with optical fiber cables.

Question 33

Which of the following protocols allows secure data transmissions?

A) HTTPS
B) TCP
C) FTP
D) SMTP

Question 34

A LAN would be used to connect computers located in Seattle and Philadelphia.

Question 35

With a WAN,an organization can place communications lines wherever it wants because all lines reside on its premises.

Question 36

Which of the following statements is true about protocols supporting Web services?

A) SOAP is a lower-level Internet protocol.
B) XML is preferred for transmitting large volumes of data between servers and browsers.
C) WSDL documents are read by developer tools to configure a programming environment.
D) The metadata in JSON is well-suited for validating the format and completeness of the document.

Question 37

Which of the following statements is true of Web servers?

A) They are not programs.
B) They run on a user tier computer.
C) They are used only to send and receive Webmail.
D) They send and receive Web pages to and from clients.

Question 38

A protocol is a set of rules that programs on two communicating devices follow.

Question 39

A private internet that is used exclusively within an organization is also called an intranet.

Question 40

Which of the following is a component of the user tier?

A) computers that have browsers that request and process Web pages
B) computers that run Web servers and process application programs
C) computers that run a DBMS that processes requests for data from a commerce server
D) computers that receive Web page requests and send them to an available server to minimize customer delays in a facility called a Web farm

Question 41

The user tier consists of computers,phones,and other devices.

Question 42

What is Bluetooth? What are its uses?

Question 43

Cable lines provide high-speed data transmission using phone lines.

Question 44

An HTTPS connection is a secure connection.

Question 45

Differentiate between private and public IP addresses.

Question 46

The TCP/IP Protocol architecture uses the same protocol in all its layers.

Question 47

What is a domain name? What is the procedure to get a domain name?

Question 48

Wireless mice use Bluetooth to connect to a computer.

Question 49

Bluetooth is a protocol that can transmit data over long distances.

Question 50

The protocols used on the Internet are arranged according to a structure known as the TCP/IP Protocol architecture.

Question 51

DSL operates on the same lines as voice telephones.

Question 52

The movement from one network to another is called hop.

Question 53

The IEEE 802.3 protocol is used for wired LAN connections.

Question 54

What is the difference between a LAN and a WAN? Give an example of how each one could be used in business.

Question 55

What is HTTP? How does it work?

Question 56

File Transfer Protocol is generally used for email transmissions.

Question 57

What is the TCP/IP Protocol architecture? Where is the application layer protocol?

Question 58

SOAP is a protocol for requesting and responding to Web services.

Question 59

The server tier consists of computers that run a DBMS that processes requests to retrieve and store data.

Question 60

What are the three important functions of an ISP?

Question 61

What is the difference between a Web server and a commerce server?

Question 62

What are the different tiers in the three-tier architecture?