AP COMP SCI A - CodeHs Unit 3 Vocab

What are relational operators in Java?

• a) ==, !=, <, >, <=, >=

• b) +, -, *, /

• c) &&, ||, !

Fill in the blank: An if statement lets you ask a question to the program and only run code if the answer is ____.

• true

• false

• maybe

• unknown

What is a control structure?

• A way to store data

• A method to change the flow of the code

• A type of variable

Fill in the blank: A conditional statement evaluates to ____ or ____.

• true, false

• yes, no

• 1, 0

• positive, negative

What does an if-else statement do?

• Executes code only if all conditions are false

• Lets us run either one section of code or another depending on a test

• Stores data in a variable

Fill in the blank: An else statement executes code only if all conditions are ____.

• false

• true

• met

• checked

What is a condition in programming?

• A type of loop

• Code inside an if statement or while-loop

• A method to store data

Fill in the blank: An else if statement executes if the previous statements are false and this statement is ____.

• true

• false

• null

• undefined

What are logical operators?

• a) ==, !=, <, >, <=, >=

• b) +, -, *, /

• c) &&, ||, !

The purpose of using boolean expressions in Java is to:

• perform arithmetic operations

• control the flow of the program

• store large amounts of data

• create graphical user interfaces