ACARA Digital Technologies Years 7–8 Crossword: Programming with Control Structures and Functions (JavaScript) (Modules 624–634)
Name:
Date:
Class:
✎
Crossword
Read each clue and write the matching term in the grid. Numbers in brackets show the letters in each word.
1
2
3
4
5
6
7
8
9
10
Across
- 2. A mistake that lets the program run with no ______ message but gives a wrong result, such as using > instead of >=, the wrong operator, or steps in the wrong order. Word 2 of: _____ _____ (5)
- 4. A table with one row per loop repeat, showing the counter, other variables and any output, filled in by hand until the condition is false. Word 1 of: _____ table (5)
- 5. Prints a labelled variable value while the program runs, so you can spot the line where the value first goes wrong. Remove these debug lines once the bug is fixed. Word 1 of: _______.___("total:", total) (7)
- 9. Finding and fixing bugs: run the program, read the error or compare wrong output with what you expected, find the faulty line, fix one thing, then rerun to retest. (9)
- 10. Word 1 of the term in 1 Down: _________: Assignment to constant ________ (9)
Down
- 1. The error JavaScript shows when code tries to give a new value to a const ______. Fix it by declaring the ______ with let if its value needs to change. Word 5 of: _________: Assignment to constant ________ (8)
- 3. Word 1 of the term in 2 Across: _____ _____ (5)
- 6. A loop bug where it runs ______ pass too many or too few, caused by a wrong start value or mixing up < and <=. For example, i starting at 0 with i <= 5 runs 6 times, not 5. Word 3 of: off-by-___ _____ (3)
- 7. Test a function by calling it with chosen inputs, logging the actual result next to the expected value, then recording pass or fail. Retest after any fix. Word 6 of: _______.___("expected 25, got", ______(5)) (6)
- 8. Word 2 of the term in 5 Across: _______.___("total:", total) (3)
Answer Key
ACARA Digital Technologies Years 7–8 · Modules 624–634
1V
A
2E
R
R
O
R
3L
I
O
4T
R
A
C
E
G
B
I
L
5C
6O
N
7S
O
8L
E
N
Q
O
9D
E
B
U
G
G
I
N
G
A
R
10T
Y
P
E
E
R
R
O
R
Across
2ERROR — A mistake that lets the program run with no ______ message but gives a wrong result, such as using > instead of >=, the wrong operator, or steps in the wrong order. Word 2 of: _____ _____
4TRACE — A table with one row per loop repeat, showing the counter, other variables and any output, filled in by hand until the condition is false. Word 1 of: _____ table
5CONSOLE — Prints a labelled variable value while the program runs, so you can spot the line where the value first goes wrong. Remove these debug lines once the bug is fixed. Word 1 of: _______.___("total:", total)
9DEBUGGING — Finding and fixing bugs: run the program, read the error or compare wrong output with what you expected, find the faulty line, fix one thing, then rerun to retest.
10TYPEERROR — Word 1 of the term in 1 Down: _________: Assignment to constant ________
Down
1VARIABLE — The error JavaScript shows when code tries to give a new value to a const ______. Fix it by declaring the ______ with let if its value needs to change. Word 5 of: _________: Assignment to constant ________
3LOGIC — Word 1 of the term in 2 Across: _____ _____
6ONE — A loop bug where it runs ______ pass too many or too few, caused by a wrong start value or mixing up < and <=. For example, i starting at 0 with i <= 5 runs 6 times, not 5. Word 3 of: off-by-___ _____
7SQUARE — Test a function by calling it with chosen inputs, logging the actual result next to the expected value, then recording pass or fail. Retest after any fix. Word 6 of: _______.___("expected 25, got", ______(5))
8LOG — Word 2 of the term in 5 Across: _______.___("total:", total)