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_________ is a special type of one directional; videoconferencing in which content is sent from the server to the user.


A) broadcasting
B) instant messaging
C) webcasting
D) H.323
E) Net Meeting.

F) A) and E)
G) A) and D)

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What are the advantages and disadvantages of host-based networks versus client-server networks? Explain two major benefits and/or limitations of client-server networks compared to host-based networks.

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Host-based networks and client-server ne...

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What are the major parts of an email message?

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An email message typically consists of s...

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All three parts request line, request header, request body) of an HTTP request from a web browser to a web server are required when a request is made.

A) True
B) False

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What do the following tools enable you to do: the Web, email, Telnet, IM?

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The tools mentioned— the Web, email, Tel...

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Describe how a Web browser and Web server work together to send a web page to a user.

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When a user requests a web page by enter...

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Marc Andreessen led a team that developed the first graphical Web browser, which was called:


A) Internet Explorer
B) Mosaic
C) Firebird
D) Netscape Navigator
E) Mozilla

F) B) and E)
G) None of the above

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To interact with the World Wide Web, a client computer needs an application layer software package called a:


A) Web browser
B) Web server
C) Telnet package
D) Uniform Resource Locator package
E) Router package

F) A) and E)
G) A) and D)

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Which of the following is not true about Telnet?


A) Telnet requires an application layer program on the client computer and an application layer program on the server or host computer.
B) Telnet poses no security threat.
C) Telnet was designed in the early days of the Internet.
D) Keystrokes are sent over the network in clear text.
E) One program that conforms to the Telnet standard is PuTTY.

F) B) and C)
G) B) and E)

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There are optional and required parts of an HTTP request. They are:


A) request address, request body
B) request address, request header, request body
C) request line, request header
D) request line, request body
E) request line, request header, request body

F) A) and B)
G) A) and C)

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Which of the following is not a general function by any application program?


A) data storage
B) data access logic
C) application logic
D) presentation logic
E) application access storage

F) D) and E)
G) A) and E)

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Middleware is the software that sits between the application software on the client and the application software on the server.

A) True
B) False

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With the two-tier client-server architecture, the server is responsible for the ________ logic.


A) application
B) presentation
C) data access
D) session
E) physical

F) B) and E)
G) A) and E)

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Describe a two-tier, three-tier and n-tier architecture. What is a network architecture? Compare and contrast two-tiered, three-tiered, and n-tiered client server architectures.What are the technical differences and what advantages and disadvantages do each offer? How does a two-tier client server network differ from an n-tier client server network.Describe one advantage and one disadvantage that a three-tier architecture has compared to a two-tier architecture.

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A network architecture refers to the des...

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Describe some of the cyber security implications related to the application layer.

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Answered by ExamLex AI

The application layer of a computer netw...

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As the demand for more and more network applications grow; host-based computing becomes the best solution.

A) True
B) False

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Describe how mail user agents and message transfer agents work together to transfer mail messages, including a diagram.

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Mail user agents (MUAs) and message tran...

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The standards H.320, H.323, and MPEG-2 are commonly used with


A) Telnet
B) Videoconferencing
C) Email
D) IM
E) Microsoft Office

F) A) and E)
G) B) and E)

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A server farm is a group of computers that are linked together so they act as a one computer.

A) True
B) False

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For what is HTTP used? What are its major parts? Are all required?

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HTTP, which stands for Hypertext Transfe...

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