Exam 1: Introduction to the World of Computers

The first computers were powered by thousands of ____________________ that needed replacing constantly, required a great deal of electricity, and generated a lot of heat.

Common input devices include the keyboard and ____.

Just as you can learn to drive a car without knowing much about car engines, you can learn to use a computer without understanding the technical details of how a computer works.

Storage devices are hardware used to store data on or access data from storage media, such as CD discs, DVD discs, or flash memory cards.

____ are illustrations of faces showing smiles, frowns, and other expressions that are created with keyboard symbols.

Programming languages come in many varieties-for example, BASIC, Visual Basic, Pascal, COBOL, C++, and ____.

There are application programs that help users write their own programs using a programming language.

Once you have an Internet connection, you are ready to begin programming the Web-that is, using a Web browser to view Web pages.

Conventional PCs are often referred to as ____ because the complete computer system fits on or next to a desk.

The physical parts of a computer are collectively referred to as ____________________.

Case-Based Critical Thinking Questions Case 1-2 Jamie is interested in pursuing computers as a career. He is very comfortable working with PCs and has a broad knowledge of the typical systems and applications software that people use. He has always enjoyed working closely with people and has a good facility for explaining how technical systems work. What type of computer-related job would Jamie probably enjoy the most?

One of the most common online security risks today is your PC becoming infected with (a) ____________________.

A growing number of college campuses have wireless ____ on campus that allow students to use their PCs to connect wirelessly to the college network and the Internet from anywhere on campus.

What does an output device do?

The accompanying figure shows a notebook computer.

The external hardware components are located inside the main box or system unit of the computer.

There are independent Web sites (such as the ____ Web site) that report on the validity of current online rumors and stories.

Computers and traditional devices we use everyday have begun to ____________________ into single units with multiple capabilities.

The World Wide Web refers to one resource-a collection of documents called ____________________-available through the Internet.

ISP computers are continually connected to a larger network, called a regional network, which, in turn, is connected to one of the major high-speed networks within a country, called a(n) ____________________ network.