Chapter 6

Question 1

Describe

java.io

Answer 1

Provides classes that perform various types of input and output

Question 2

describe

java.lang

Answer 2

Provides general classes for the java language. This package is automatically imported.

Question 3

Describe

java.net

Answer 3

Provides classes for network communications

Question 4

Descibe

java.security

Answer 4

Provides classes that implement security features

Question 5

Describe

java.sql

Answer 5

Provides classes for accessing databases using structured query language.

Question 6

Describe

java.text

Answer 6

Provides various classes for formatting text

Question 7

Describe

java.util

Answer 7

Provides various utility classes