Review Questions: Chapter 1

Bits

A byte is made up of eight

Input device

A component that collects data from people or other devices and sends it to the computer is called

0

A hit that is turned off represents the following value

ASCII

A set of 128 numeric codes the represent the English letters, various punctuation marks, and other characters is

Compiler

Program translates of high-level language program into a separate machine language program

CPU

The part of a computer that runs programs

Hardware

The physical device that a computer is made of

Syntax

The rules that must be followed when writing a program are called

1

A hit that is turned on represents the following value

Secondary storage

A type of memory that can hold data for long periods of time--even when there is no power to the computer--is called

Output device

A video display

Unicode

An extensive encoding scheme that can represent the characters of many of the language in the world is

Byte

Is a enough memory to store a letter of the alphabet or a small number

Program

Is a set of instructions that a computer follows to perform a task

Two's complement

Negative numbers are encoded using the______technique

Floating-point

Real numbers are encoded using the______technique

Main memory

The computer stores a program while the programs is running, as well as the data that the program is working with, in

Pixel

The tiny dots of colors that digital images are composed of are called

Keywords

The words that make up a high-level programming language are called

RAM

This is volatile type of memory that used only for temporary storage while a program is running

Microprocessor

Today, CPUs are small chips known as

Assembler

Translates are assembly language program to a machine language program

Stream of binary numbers

If you were to look at a machine language program, you would see

Binary

In a(n)_________ numbering system, all numeric values are written as sequences of 0s and 1s

Decode

In the_______part of the fetch-decode-execute cycle, the CPU determine which operation it should perform

Machine language

Computers can only execute programs that are written in