Exam 1: Computers and Digital Basics

Semiconducting materials are substances with properties between that of a conductor and an insulator.

A handheld computer, with add-ons, is powerful enough to handle all of the tasks performed by a desktop computer.

____ refers to voice conversations that are routed over the Internet, rather than landlines or cellular telephony.

A password is a series of characters that verifies the user ID and guarantees that you are the person you claim to be.

Critical Thinking questions (Multiple Choice) Which of the following is a kind of input that computers can accept?

Computers advertised as workstations are usually powerful desktop computers designed for high-performance tasks.

The series of instructions that tell a computer how to carry out processing tasks is referred to as a computer ____________________.

____ is usually a prefix that means 1,000.

The 1s and 0s that a computer works with are referred to as ____ digits.

Images can be digitized by treating them as a series of colored dots.

____ is an area of a computer that temporarily holds data that is waiting to be processed, stored, or output.

Nintendo's Wii, Sony's PlayStation, and Microsoft's Xbox are examples of a ____.

Operating systems are classified as ____________________ software because their primary purpose is to help the computer system monitor itself in order to function efficiently.

A(n) _________________________ is a pocket-sized digital appointment book with a small keyboard or a touch-sensitive screen.

Case 2 Matthew is an early adopter of new technologies as they emerge in the marketplace. As a result, he often comes face to face with technologies that are in convergence, like cell phones, PDAs, digital cameras, and voice communication. What is the main advantage Matthew is likely to experience from the technologies in convergence?

In a computer, most processing takes place in a component called the ______________________________, which is sometimes described as the "brain" of the computer.

The ____ performs arithmetic operations, such as addition and subtraction.

The term blog, short for Web logs, refers to a personal journal posted on the Web for access by the general public.

All of the following are numeric data EXCEPT ____.

PINs tend to be a sort sequence of numbers that can be entered using a numeric keypad.