Programming 1

Datatypes and Syntax

100

This datatype enjoys pi.

double

200

The syntax of the main method.

public static void main(String[] args)

300

All datatypes except String are of this type.

primitive datatypes

400

These symbols designate either a String or a char.

double quote or single quote

500

This term designates words that are reserved by the programming language for specific purposes.

keywords

IO

100

This class is imported to allow user input from the keyboard.

import java.util.Scanner;

200

Which class(es) are imported to allow the program to read from disk?

import java.io.FileReader;

import java.io.BufferedReader;

import java.io.IOException;

300

This keyword is used whenever a program requires input and/or output from disk.

throws

400

This method retrieves exactly one line from the file.

bufferedReader.readLine()

500

What technique is necessary to output a character that is necessary to maintain file format when writing to disk?

append new line character

or bw.newLine();

Loops and Conditionals

100

This statement performs a true or false evaluation once.

if statement

200

This loop is used when the number of times to iterate are finite but unknown.

while loop

300

This loop should be used when the number of iterations is known ahead of time

for loop

400

Name the three parts for any loop

initialization variable, condition, update

500

Evaluate:

if( 53 % 3 > 1)

true

Coding

100

A brew, joe, or coffee.

Java

200

Shorthand notation to increment by 1

++

300

A formal set of rules, syntax, and commands used by humans to write instructions that control computer behavior

programming language

400

Daily Double!
a modern software development approach where users create applications by describing desired functionality in plain English to AI, rather than writing code manually

vibe coding

500

BoomAgain.java

55

Strings

100

This is the only correct way to compare the actual content of two String objects in Java (not their references).

str1.equals( str2 )

200

This simple operator lets concatenate strings together

+

300

This method requires an integer that designates the index of the character that should be returned.

charAt

400

This method returns the number of characters in a string variable.

.length()

500

Why is a method required to compare Strings rather than ==?

To compare the contents of the String rather than the reference or address/space in memory.