Question 1

What is a variable?

Accepted Answer

A placeholder that holds value.

Answer

Varies

Answer

An if statement

Answer

A box that holds nothing.

Question 2

Will the scanner work? Why or why not?

Accepted Answer

No, because the program doesn't ask for user input.

Answer

Yes, because there is a scanner imported.

Answer

Yes the scanner will work, it will print "Hello world!".

Answer

No, because the program is weak

Question 3

What is missing in this program to have the scanner work?

Accepted Answer

A scanner is initialed and waits for user's input.

Answer

A try and catch block.

Answer

Nothing!

Answer

A variable is initialed and has been given a value.

Question 4

How many primitive variables are there?

Accepted Answer

8

Answer

9 obviously!

Answer

4

Answer

Infinite!

Question 5

Which is not a primitive variable?

Accepted Answer

String

Answer

Integer

Answer

Character

Answer

Boolean

Question 6

What is the output?

Accepted Answer

11

Answer

12

Answer

x + y/2

Answer

10 + 2/2

Question 7

Will this run?

Accepted Answer

No!

Answer

Yes!

Question 8

Is there anything wrong with this program?

Accepted Answer

Yes, there is a syntax error.

Answer

No, I don't see anything wrong.

Answer

Yes, there is a logic error.

Answer

Nope, the program runs smoothly.

Question 9

What does the sign % mean?

Accepted Answer

Modulas

Answer

Percent

Answer

Medic

Answer

0/0

Question 10

What is the difference between "int" and "double"?

Accepted Answer

Double is a decimal and int is an integer.

Answer

Double is an integer. Int is a negative integer.

Answer

Int is a decimal. Double is an integer.

Answer

Int is the same as a double.

Answer

Int is an integer and double is a negative integer.

Question 11

What is the output? Are the variables used?

Accepted Answer

No the variables are not used, and the output is 121

Answer

No the variables are not used, and the output is 102

Answer

Yes the variables are used, and the output is 124210.

Answer

Yes the variables are used, and the output is 112

Question 12

What is the difference between "=" and "==" ?

Accepted Answer

= is equals and == is equals to.

Answer

= is equals to and == is equals.

Answer

They are both statements.

Answer

Both are equals to.

Question 13

What is = used for?

Accepted Answer

Giving variables value.

Answer

Condition statement.

Answer

Barbeque.

Answer

Initializing variables.

Question 14

What is == used for?

Accepted Answer

Condition statements.

Answer

Initializzing variables

Answer

Giving variables value.

Answer

Barbeque.

Question 15

a+=5 is ____

Accepted Answer

a = a+5

Answer

a = 10

Answer

a = 0

Answer

a = 5

Question 16

a++ is ____

Accepted Answer

a+1

Answer

a

Answer

a+2

Answer

aaa

Question 17

Does a++ == a--      ?

Accepted Answer

False

Answer

True

Question 18

What is the output?

Accepted Answer

10.456

Answer

10.4

Answer

10

Answer

11

Answer

10.5

Question 19

What is the output?

Accepted Answer

23

Answer

23.343

Answer

23.4

Answer

24

Answer

23.3

Question 20

What is the output if there was an out statement?

Accepted Answer

42

Answer

23.34319

Answer

1923.343

Answer

w+int+x

Question 21

What are the two outputs?

Accepted Answer

15 + 5 = 155                      and 15 + 5 = 20

Answer

println

Answer

15 + 5 = + 15 + 5

Answer

15 + 5 = + 15 + 5               and 15 + 5 = + 15 + 5

Answer

155 and 20

Question 22

Is anything wrong with this?

Accepted Answer

Syntax errors (line 4 and line 5)

Answer

Logic errors (line 4 and line 5)

Answer

Error errors (line 4 and line 5)

Answer

Logic errors (line 3)

Question 23

What is a numerical expression?

Accepted Answer

Contain numbers, variables, or constants.

Answer

True or false.

Answer

Letters.

Answer

Boolean.

Question 24

Will the system print?

Accepted Answer

No

Answer

Yes

Question 25

What is the error?

Accepted Answer

Logic

Answer

Syntax

Question 26

What is an if statement used for?

Accepted Answer

To compare two things and if true run the code inside the curly brackets.

Answer

To compare two things and if true run the code inside the else brackets.

Answer

To explain math.

Answer

To see the future.

Question 27

How many times will i be printed out?

Accepted Answer

100

Answer

0

Answer

10

Answer

81

Question 28

What type of method is used in line 6 and 7?

Accepted Answer

Nested For Loops

Answer

Variables

Answer

For loops

Answer

Print out

Question 29

If user input is 75.23, then what is the output?

Accepted Answer

You got a level 3

Answer

You got a level 4

Answer

You FAILED

Answer

You got a level 1

Answer

You got a level 2

Question 30

If the user inputs 6, what is the output?

Accepted Answer

Default

Answer

Case 2

Answer

Case 4

Answer

Case 0

Answer

Case 3

Answer

Case 1

Question 31

If the user input is 49, what is the output?

Accepted Answer

You FAILED

Answer

You got a level 2

Answer

You got a level 3

Answer

You got a level 4

Answer

You got a level 1

Question 32

Why do we use switch instead of if here?

Accepted Answer

Because if statements are for comparing and switches are when there is only one variable.

Answer

Becuase it's easier.

Answer

To have fun!

Answer

Conditions are useful and having many of them makes them look beautiful and messy.

Question 33

What is try and catch?

Accepted Answer

A type of debugging.

Answer

Impossible to fix.

Answer

Life.

Answer

A sport game

Question 34

If input is 4+, what is the output?

Accepted Answer

Invalid input

Answer

Your mark as a percent is between 50-59%

Answer

Your mark as a percent is between 70-79%

Answer

Your mark as a percent is between 60-69%

Answer

Invalid response.

Answer

Your mark as a percent is between 80-100%

Question 35

What is needed with a try block?

Accepted Answer

A catch block.

Answer

Variables

Answer

A t block

Answer

Nothing

Question 36

Where should import statements be in Java?

Accepted Answer

At the very top before anything else

Answer

Before the loop

Answer

Anywhere

Answer

At the end after class.

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