INTRODUCTION TO COMPUTERS,PROGRAMS, AND JAVA - Introduction to Java Programming: Comprehensive Version - page 28

K EY T ERMS

Application Program Interface (API) 11 Java Virtual Machine (JVM) 16

assembler 7
assembly language

javac command 17
keyword (or reserved word) 7 13

bit 3
block 13
block comment

library 11
line comment 13

13 logic error 21

low-level language bus 2

byte 3
bytecode 16
bytecode verifier

7

machine language 7

main method 13

17 memory 4

modem 00
motherboard 3
network interface card (NIC)

cable modem 6
central processing unit (CPU) 3

class loader 17 6

comment 13
compiler 8
console 12
dot pitch 6
DSL (digital subscriber line)

operating system (OS) 9

pixel 6
program 2
programming 2
runtime error 20
screen resolution

6

encoding scheme 3 6

hardware 2
high-level language 8
integrated development environment
(IDE) 12
interpreter 8
java command 17
Java Development Toolkit (JDK)

software 2
source code 8
source program 8

statement 8
statement terminator

13

storage devices 4

12 syntax error 20

Java language specification 11

Note
The above terms are defined in this chapter. Supplement I.A, Glossary, lists all the key
terms and descriptions in the topic, organized by chapters.

Supplement I.A

C HAPTER S UMMARY
1. A computer is an electronic device that stores and processes data.

2. A computer includes both hardware and software.

3. Hardware is the physical aspect of the computer that can be touched.

4.

Computer programs , known as software , are the invisible instructions that control the
hardware and make it perform tasks.

5.

Computer programming is the writing of instructions (i.e., code) for computers to perform.

6.

The central processing unit (CPU) is a computer's brain. It retrieves instructions from
memory and executes them.

7.

Computers use zeros and ones because digital devices have two stable states, referred to
by convention as zero and one.