Functions – Parameters
Name:
Date:
Class:
A
Quick Questions
Shade in the A or B circle for each question.
1. Do function parameters let you pass values into a function?
2. Are multiple parameters separated by commas?
3. Is a parameter treated as a variable inside the function?
4. Is (a b) valid syntax for declaring two parameters?
5. Must parameters be listed inside the function's parentheses?
B
Match the Pairs
Draw a line connecting each item on the left to its match on the right.
| Left column | Right column | |
|---|---|---|
| 1function greet(name) { ... } | AWrong - multiple parameters need a comma between them | |
| 2function add(a, b) { ... } | BDeclares a function that accepts two parameters, a and b | |
| 3Holds the value passed in when a function is called | CWrong - 'function' must be lowercase | |
| 4Separates multiple parameters in a function declaration | Dname | |
| 5function add(a b) { ... } | E, | |
| 6Function greet(name) { ... } | FDeclares a function that accepts a name parameter |
C
Definitions
parameter
D
Fill in the Blanks
Complete each line of code by filling in the missing parts.
1.
function greet(____) {
2.
function add(a, _) {
3.
function multiply(x, _) {
4.
console.log(a _ b);
5.
function introduce(____, age) {
E
Spot the Error
Shade in the letter of the line that contains an error.
Question 1
A
Function greet(name) {
B
console.log(name);
C
}
Question 2
A
function add(a b) {
B
console.log(a + b);
C
}
Question 3
A
function sub(a, b) {
B
console.log(a - b)
C
}
Question 4
A
function mult(x, y) {
B
console.log(x * y)
C
}
Question 5
A
function greet(name) {
B
console.log(name);
C
]
Answer Key
Functions – Parameters
Section A: Quick Questions
Q1
A — Yes
Q2
B — Yes
Q3
A — Yes
Q4
A — No
Q5
B — Yes
Section B: Match the Pairs
Q1
function greet(name) { ... } → Declares a function that accepts a name parameter
Q2
function add(a, b) { ... } → Declares a function that accepts two parameters, a and b
Q3
Holds the value passed in when a function is called → name
Q4
Separates multiple parameters in a function declaration → ,
Q5
function add(a b) { ... } → Wrong - multiple parameters need a comma between them
Q6
Function greet(name) { ... } → Wrong - 'function' must be lowercase
Section C: Definitions
Q1
parameter — A named placeholder inside a function's parentheses that receives an input value when called.Section D: Fill in the Blanks
Q1
function greet(name) {Q2
function add(a, b) {Q3
function multiply(x, y) {Q4
console.log(a + b);Q5
function introduce(name, age) {Section E: Spot the Error
Q1
A — 'function' must be lowercase - a capital F causes an error.
Q2
A — Multiple parameters need a comma between them: (a, b).
Q3
B — This line is missing a semicolon, but that's not required in JS.
Q4
B — This line is missing a semicolon, but that's not required in JS.
Q5
C — The block must close with }, not ].