Exam 3: Hardware, Software, and Networks

DSL modems operate on the same lines as voice telephones, but do not interfere with voice telephone service.

A document's address on the Web is called a(n)________.

________ is an open source variant of Unix that has been adapted to almost every type of computing device.

The signals on optical fiber cables are light rays that reflect inside the glass core of the optical fiber cable.

Which of the following statements is true about a router?

Because public IP addresses must be unique worldwide, their assignment is controlled by a public agency known as ________.

The computers in a hospital are usually connected to each other using ________.

CPU speed is expressed in cycles called ________.

To ensure security, VPN client software breaks the original message into packets so that its contents are protected from snooping.

Define bits and bytes. What are the different units of data for computer memory?

Which of the following is an input hardware device?

The protocol architecture of the Internet uses a scheme of five protocol types arranged in layers.

Which of the following statements about computer data is true?

Special function cards are examples of input hardware.

The CPU stores results of operations on the flash drive.

DSL stands for dual subscriber line.

When one visits the Web page of Abercrombie and Fitch, the address bar will read "http://www.abercrombie.com/". This is the ________ of the Web page.

ADSLs have similar upload and download speeds.

Routers are special purpose computers that move traffic from one node on a network to another.

The CPU works in conjunction with ________.