What must be done before using ArrayLists?

(This is Java Programming btw)

What subnet mask or CIDR notation would be required to maximize the host counts while still meeting the following requirements: 192.168.228.0 255.255.255.128 Required Networks: 2 Required Hosts: 20

What command should you select to track changes in a document

Double[][] vals = {{1.1, 1.3, 1.5}, {3.1, 3.3, 3.5}, {5.1, 5.3, 5.5}, {7.1, 7.3, 7.5}} What is the value of vals[4][1] in the array above? 1. 7.1 2. There is no such value. 3. 7.3 4. 1.1

In Windows 7, what button or icon do you click first to view the programs available on the computer? a. Programs b. Start orb c. Start menu d. All Programs

In a system using the fixed partitions memory allocation scheme, given the following situation (and using decimal form) : After Job J is loaded into a partition of size 50K, the resulting fragmentation is 7168 bytes.

Types of online dangers

How Extreme Programming addresses Software Testing andevolution?

What is the name for an object that is what it appears to be?

Write a program that takes a date as input and outputs the date's season. The input is a string to represent the month and an int to represent the day.

The main hardware components of a home computer are: