Exercises ch 3

3.1
1. The vocabulary of a language is all of the symbols and words recognized by the language. Some examples of items in Java’s vocabulary are +, -, =, and 4.216
2. An example of a syntax rule in Java is that parentheses must always be arranged in the correct order: ( ), never ) (.
3. (x [...]

Exercises

2.1
1. A portable program is a program that can be run on a variety of different types of computers without having to change anything.
2. Java’s secure programs and portable nature are two reasons it is better than C++.
3. A thread is a process that can be running while other threads are active, allowing multitasking in [...]

Hello World Quiz

1. The platform-independent code that the computer compiles the program into is called class.
2. /*comment is not a valid comment.
3. You should check the line that has the word “main” in it for errors.
4. public static void main(String[] args) {
is [...]

Questions questions questions…

1. What is a bit in computer terminology? How many Bits in a Byte? How many bytes in a megabyte, and a Gigabyte?
A bit is the smallest unit of data in a computer system. There are 8 bits in a byte, about 1 million bytes in a megabyte and around 1 billion bytes [...]

What is programming?

Programming is the act of writing and stringing together code to make programs. These programs can accomplish a huge variety of tasks. The more complex the code is, the more intricate and complex the final program will be.

Hello world!

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