______ are programs that run on a server-tier computer and manage traffic by sending and receiving Web pages to and from clients.

______ are programs that run on a server-tier computer and manage traffic by sending and receiving Web pages to and from clients.

A) Web servers
B) Web browsers
C) Server farms
D) Server racks
E) VPNs


Answer: A

The ________ tier of the three-tier architecture consists of computers, phones, and other mobile devices that have browsers that request and process Web pages.

The ________ tier of the three-tier architecture consists of computers, phones, and other mobile devices that have browsers that request and process Web pages.

A) user
B) server
C) database
D) data link
E) mainframe


Answer: A

Which of the following refers to the three tiers in the three-tier architecture?

Which of the following refers to the three tiers in the three-tier architecture? 

A) TCP, IP, and http
B) HTML, XML, and JSON
C) user, server, and database
D) tunnel, switch, and access point
E) IP, IPv4, and IPv6


answer: C

A URL consists of a protocol followed by a domain name or public IP address.

A URL consists of a protocol followed by a domain name or public IP address.

Answer: TRUE

The owner of a domain name can change the affiliated IP addresses at its discretion.

The owner of a domain name can change the affiliated IP addresses at its discretion.

Answer: TRUE

Assignment of both public and private IP addresses is controlled by ICANN.

Assignment of both public and private IP addresses is controlled by ICANN.

Answer: FALSE

Large carriers like Sprint, AT&T, and XO Communications exchange Internet traffic freely at physical locations called ________.

Large carriers like Sprint, AT&T, and XO Communications exchange Internet traffic freely at physical locations called ________.

A) Internet hubs
B) Internet exchange points
C) Internet cross points
D) Internet way points
E) Internet processing points


Answer: B