APCS Principles Unit 4 Review

APCS Unit 4 Review

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Line 3 had the error

You do NOT want to DECLARE the variable "score" again.

Line 3 should NOT have the "var"

should just be:

score = score + 1;

Line 4 is incorrect

It should be:

if (score>15) {

(otherwise game will end right away)

Multiple Choice

day = "Saturday" and temp=80

What prints to the console?

• stay in and relax

• go out and play

• Go to school

Multiple Select

Which line number(s) contain errors?

• 16

• 17

• 18

• 19

• 20

Variables on lines 18 and 19 should not be in "quotation marks"

if you want to print the contents of the variables they should not be in quotes: fahrenheitTemp and celsiusTemp

Multiple Select

Which line(s) should be put into a function to reduce redundancy in this program?

• 16

• 17

• 18

• 19

• 20

Remove redundancy

lines 17,18, and 19 are in BOTH onEvent functions

they should be removed and stored in a new function and then called inside both

tempDownButton "click"

and

tempUpButton "click"

Multiple Choice

day = "Monday" temp =72

What prints to the console?

• message 1

• message 2

• message 3

• message 4

Multiple Choice

day = "Friday" temp =70

What prints to the console?

• message 1

• message 2

• message 3

• message 4

day="Friday and temp =70

day does not equal Monday

70 is not greater than 70

70 is not less than 70

console will show:

message 4

Multiple Choice

day = "Wednesday" temp =85

What prints to the console?

• message 1

• message 2

• message 3

• message 4

Multiple Choice

day = "Friday" temp =64

What prints to the console?

• message 1

• message 2

• message 3

• message 4