E-Commerce: Internet, Web, and Mobile Platforms

Which of the following are central directories that list all domain names currently in use for specific domains? client servers DNS servers Web servers root servers

Root servers

Which of the following are specialized computers that transmit message parcels along available Internet communication paths and on to their destinations? Web servers packet servers IP servers routers

Routers

Which of the following protocols is used to send mail to a server? SMTP HTTP SSL FTP

SMTP

Which of the following is a programming language introduced by Apple specifically for developing iOS applications? Swift C C++ Objective-C

Swift

Which of the following is the core communications protocol for the Internet? TLS TCP/IP Telnet FTP

TCP/IP

Which of the following is rarely used today, due to security concerns? TCP Telnet TLS SFTP

Telnet

Which of the following is NOT a concern about IoT? Privacy The falling cost of sensors Interoperability Security

The falling cost of sensors

The backbone of the Internet is formed by: -Metropolitan Area Exchanges (MAEs) -Internet Exchange Points (IXPs) -Tier 1 ISPs -Network Access Points (NAPs)

Tier 1 ISPs

The concept behind document formatting had its roots in which of the following? SGML HTML XML GML

GML

What is a true statement about HTML5?

HTML is an important tool for both response web design and adaptive web delivery.

Which of the following is Google hoping to use to provide Internet access to remote parts of the world? Unused, low-powered television channels EDI WLANs High-altitude balloons

High-altitude balloons

The ______ helps define the overall structure of the Internet. IAB W3C ITU IESG

IAB

Which of the following IEEE standards has been labeled by the Wi-Fi Alliance as Wi-Fi 6? IEEE 802.11ax IEEE 802.11ac IEEE 802.11ay IEEE 802.11ad

IEEE 802.11ad

Which of the following organizations focuses on the evolution of the Internet? ISOC W3C IRTF ICANN

IRTF

During which phase of the development of the Internet was the Domain Name System (DNS) introduced? Institutional phase Innovation phase Commercialization phase Consolidation phase

Institutional phase

Which of the following was the most popular mobile web browser as of June 2020? Firefox Chrome Safari Internet Explorer

Internet Explorer

The ________ is a consortium of corporations, government agencies, and nonprofit organizations that monitors Internet policies and practices. -Internet Engineering Task Force (IETF) -Internet Society (ISOC) -Internet Engineering Steering Group (IESG) -World Wide Web Consortium (W3C)

Internet Society (ISOC)

Applications for Android operating system-based smartphones are typically written in which of the following? ColdFusion Java ActiveX Swift

Java

The layer of Internet architecture that ties the applications to the communications network and includes security and authentication services is called the: Transport Services and Representation Standards layer Applications layer Middleware Services layer Network Technology Substrate layer

Middleware Services layer

The first web browser to make it possible to view documents on the Web with colored background, images, and animations was: Mosaic Internet Explorer Mozilla Netscape Navigator

Mosaic

Which of the following statements about fiber-optic cable is NOT true? -Long-haul fiber optic networks are typically owned by firms referred to as Tier 1 ISPs. -Most U.S. homes have fiber connections. -It is thinner and lighter than coaxial or twisted pair cable. -It transmits more data at faster speeds than coaxial or twisted pair cable.

Most U.S. homes have fiber connections.

Which of the following is NOT true about mobile platform? -Smartphones use flash memory chips. -Most smartphones use Intel chips. -Smartphones and tablet computers are the primary means to access the Internet, both in the United States and worldwide. -Most smartphones use either Google's Android or Apple's iOS operating systems.

Most smartphones use Intel chips.

When talking about the physical elements of the Internet, the term 'redundancy' refers to: -the use of tiered high-speed switching computers to connect the backbone to regional and local networks -multiple duplicate devices and paths in a network built so that data can be rerouted if a breakdown occurs -delays in messages caused by the uneven flow of information through the network -transmitting multiple copies of a single packet to safeguard against data loss

Multiple duplicate devices and paths in a network built so that data can be rerouted if a breakdown occurs.

Which of the following occurred during the Commercialization phase of Internet development? -The Domain Name System was introduced. -Personal computers were invented. -NSF privatized the operation of the Internet's backbone. -The fundamental building blocks of the Internet we realized in actual hardware and software.

NSF privatized the operation of the Internet's backbone.

Which of the following enables Internet users to communicate with each other, although not in real time? Online forum Mobile messaging VoIP SMS messaging

Online forum

The process of slicing messages into parcels, sending them along different communication paths as they become available, and reassembling them at the destination point is called: Packet-switching Hyperlinking Transporting Routing

Packet-switching

_______ is a utility program that allows you to check the connection between your client and a TCP/IP network. Tracert Telnet Finger Ping

Ping

Which of the following is a set of rules for transferring data? IP address Packet Router Protocol

Protocol

The Transport Layer of TCP/IP is responsible for which of the following? -Placing packets on and receiving them from the network medium -Providing a variety of applications with the ability to access the services of the lower layers -Providing communication with the application by acknowledging and sequencing the packets to and from the application -Addressing, packaging, and routing messages

Providing communication with the application by acknowledging and sequencing the packets to and from the application.

You could expect to find all of the following services in a web server software package except: an RSS aggregator FTP security services search engine

an RSS aggregator

During which period of time did the Institutional phase of Internet development take place? 1950-1960 1961-1974 1975-1995 1995 to the present

1975-1995

A IPv4 address is expressed as a:

32-bit number that appears as a series of four separate numbers separated by periods.

Which of the following statements about cloud computing is NOT true? -Hybrid clouds offer both public and private cloud options. -A public cloud is typically used by companies with stringent privacy and security requirements. -Dropbox is an example of a public cloud. -A private cloud may be hosted internally or externally.

A public cloud is typically used by companies with stringent privacy and security requirements.

The Internet Layer of TCP/IP is responsible for which of the following? -Placing packets on and receiving them from the network medium -Providing a variety of applications with the ability to access the services of the lower layers -Providing communication with the application by acknowledging and sequencing the packets to and from the application -Addressing, packaging, and routing messages

Addressing, packaging, and routing messages.

Which of the following was the first to launch an intelligent digital assistant? Amazon Facebook Apple Google

Apple

The Web runs in which layer of Internet architecture? Transport Services and Representation Standards layer Applications layer Middleware layer Network Technology Substrate layer

Applications layer

Snapchat's Lenses feature is an example of which of the following? Artificial digital assistant Mixed reality Augmented reality Virtual reality

Augmented reality

Which of the following protocols enables the exchange of routing information among different autonomous systems on the Internet? FTP SMTP BGP HTTP

BGP

Which of the following technologies has enabled the Internet to grow exponentially to support millions of users, without overloading the network architecture? FTP Wi-Fi Fiber optics Client/server computing

Client/server computing

______ is a model of computing in computer processing, storage, software, and other services which are provided as a shared pool of virtualized resources over the Internet. P2P computing Mobile computing Cloud computing Client/server computing

Cloud computing

The _______ allows a natural language expression, such as Google.com to represent a numeric IP address. -Assigned number and names (ANN) system -Internet protocol addressing schema -Uniform resource locator system -Domain name system

Domain name system

Which of the following is NOT an advantage of client/server computing over centralized mainframe computing? -Each client added to the network increases the network's overall capacity and transmission speeds. -There is less risk that a systems will completely malfunction because backup of mirror servers can pick up the slack if one server goes down. -It is easy to expand capacity by adding servers and clients. -Client/server networks are less vulnerable, in part because the processing load is balanced over many powerful smaller computers rather than concentrated in a single huge computer.

Each client added to the network increases the network's overall capacity and transmission speeds

Which of the following is NOT one of the basic technological foundations of the Internet? FTP Packet switching Client/server computing TCP/IP

FTP

(T/F) A private cloud is operated for the benefit of multiple firms.

False

(T/F) About 75% of U.S. smart speaker users make voice-based purchases using those devices.

False

(T/F) Amazon Web Services is an example of a private cloud.

False

(T/F) Bluetooth is a high-speed, fixed broadband wireless local area network for commercial and residential use.

False

(T/F) The United States has the world's highest average Internet connection speed.

False

(T/F) The only way apps can be purchased is via either the Apple App Store or from Google Play.

False

(T/F) Tier 1 ISPs provide Internet access to consumers and businesses.

False

(T/F) WLAN-based Internet access derives from the same technological foundations as telephone-based wireless Internet access.

False

Which of the following is NOT a mobile messaging application? Kik Viber WhatsApp Feedly

Feedly

Which of the following is NOT a basic type of cloud computing service? Paas IaaS SaaS FiOS

FiOS

Which of the following was the original purpose of the Internet? -to provide a network that would allow businesses to connect to consumers. -to link large mainframe computers on different college campuses. -to develop a military communications system that could withstand nuclear war. -to enable government agencies to track civilian communications.

To link large mainframe computers on different college campuses.

Which of the following is a utility program that allows you to track the path of a message sent from a client computer to a remote computer on the Internet? Ping Telnet Tracert IMAP

Tracert

TCP/IP operates in which layer of Internet architecture? Transport Service and Representation Standards layer Middleware Services layer Network Technology Substrate layer Applications layer

Transport Service and Representation Standards layer

(T/F) Edge computing improves response time and saves bandwidth.

True

(T/F) HTML defines the structure of a web page.

True

(T/F) HTTP/2 is supported by almost all the leading web browsers.

True

(T/F) T1 and T3 refer to international telephone standards for digital communication.

True

(T/F) The major hubs in the United States where the Internet backbone intersects with regional and local networks are now commonly referred to as Internet Exchange Points (IXPs).

True

(T/F) The term "latency" refers to a delay that can be experienced in packet-switched networks.

True

The address used by a browser to identify the location of the content on the Web is called: an IP address a file path a Uniform Resource Locator a domain name

Uniform Resource Locator

Microsoft's pilot program to provide broadband Internet access to rural areas uses which of the following technologies? high-altitude balloons drones satellites unused, low powered television channels

Unused, low powered television channels

The protocol that enables that transmission of voice and other forms of audio communication over the Internet is called: VoIP IP VTP IPTP

VoIP

All of the following are involved in the effort to create standards for IoT EXCEPT: AllSeen Alliance Industrial Internet Consortium Open Connectivity Foundation W3C

W3C

The major technologies used with wireless local area networks are: WiMax and 3G Wi-Fi and Bluetooth Bluetooth and 3G Wi-Fi and WiMax

Wi-Fi and Bluetooth

Which of the following standards provide for high-speed short-range Wi-Fi? Bluetooth WiGig WiMax Wi-Fi 6

WiGig

A(n) ________ allows users to easily add and edit content on a web page. Blog RSS feed Wiki Podcast

Wiki

Where does TLS operate within TCP/IP? -b/w the Network Interface Layer and the Transport Layer -b/w the Internet Layer and the Transport Layer -b/w the Internet Layer and Application Layer -b/w the Transport Layer and the Application Layer

between the Transport Layer and the Application Layer

Which of the following statements about mobile apps is NOT true? -Mobile apps have usurped television as the most popular entertainment medium. -In 2019, over 200 billion apps were downloaded from the Apple App Store. -iOS apps are cross-platform, open-source applications. -Almost all the top 100 brands have a presence in at least one of the major app stores.

iOS apps are cross-platform, open-source applications.