Which statement best characterizes the relationship between the Internet and the Web?

A. The Internet and the Web are two different names for the same thing.          

B. The Internet is a Web application, developed after the Web.

C. The Web is an Internet application, developed after the Internet.      

D. The Internet and the Web are completely independent of each other.             

Answer Key: C

Which of the following is a consequence of Internet design?

A. The Internet is secure, since it incorporates strong encryption.            

B. The Internet is robust, since there is no single point of failure.              

C. The Internet is profitable, since it generates licensing income.              

Answer Key: B

On a packet-switched network, files and e-mail messages are broken down into small pieces, called ____.

A. messages      

B. envelopes     

C. circuits            

Answer Key: D

If there were approximately 1 billion computers in the world, about how many IP addresses could theoretically be assigned to each using an IPv4 addressing scheme?

A. 20     

B. 4        

C. 100   

D. 500    

Answer Key: B

The Internet Protocol (IP) is responsible for

A. establishing a secure connection between hosts        

B. sending packets of data from host to host      

C. controlling the flow of data to avoid overflows             

D. checking the integrity of data that has been received                

Answer Key: B

A number of stopgap techniques has been devised to stretch the supply of IP addresses. One of the most popular techniques is ____.

A. subnetting    

B. subletting      

C. subIPing         

D. piconetting    

Answer Key: A

IPv6 uses a(n) ____ address space.

A. 32-bit              

B. 56-bit              

C. 128-bit            

Answer Key: C

A single HTTP transaction consists of the following messages

A. request, response    

B. request, acknowledgement, response, receipt            

C. request, acknowledgement, receipt 

Answer Key: A

In the URL "http://www.nps.edu:80", the segment " www.nps.edu " is called the

A. protocol         

B. scheme          

C. domain name              

Answer Key: C

When a web client receives a 5xx response code, the server is indicating that

A. the resource is no longer available     

B. the server is having a problem             

C. the requested resource has moved  

Answer Key: B

The first header in an HTTP request to obtain the document "about.html" would be

A. HEAD about.html HTTP           

B. GET about.html HTTP/1.1       

C. GET about html           

Answer Key: B

Which is the defining feature of a client-server architecture?

A. System software consists of web browsers and web servers.               

B. The application software is replicated across each end-user platform.               

C. Each component either makes requests or satisfies requests.              

Answer Key: C

The purpose of a(n) ____ is to respond to requests for Web pages from Web clients.

A. URL  

B. e-mail             

C. Web server  

Answer Key: C

A workstation can act as both a client and a server in a client/server architecture

A. True

B. False

Answer Key: True

Which of the following is not an Internet application service:

A. Email               

B. Telnet             

C. TCP/IP            

Answer Key: C

A health clinic web site supports typically about two hundred concurrent users, including patients looking for information and staff members entering and retrieving medical data. Which architecture would be best for this system?

A. Two-tier architecture               

B. Three-tier architecture            

C. Multi-Tier architecture            

D. N-Tier architecture    

Answer Key: B

A legal services office uses a web-based caseload management system for staff members to track the progress of active cases. The system typically supports about 15 concurrent sessions.

Which architecture would be best for this system?

A. Two-tier architecture               

B. Three-tier architecture            

C. Multi-Tier architecture            

Answer Key: A

A(n) ____ is an interconnected network, usually one that uses the TCP/IP protocol set, and does not extend beyond the organization that created it.

A. Internet         

B. Extranet         

C. Intranet         

Answer Key: C

An extranet that uses public networks and their protocols to send sensitive data to partners, customers, suppliers, and employees using a system called IP tunneling or encapsulation is known as a(n) ____.

A. public network           

B. virtual public network              

C. virtual private network            

Answer Key: C

The amount of data that can travel through a communication channel per unit of time is called ____.

A. throughput  

B. bandwidth    

C. data rate        

Answer Key: B