JavaScript For Loop Flashcard

JavaScript For Loop Flashcard

Assessment

Flashcard

Computers

11th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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9 questions

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1.

FLASHCARD QUESTION

Front

What is the correct syntax of a for loop in JavaScript? Options: for (init; condition; increment) { }, for (condition; increment; init) { }, for (init; increment; condition) { }, for (init; condition) { }

Back

for (init; condition; increment) { }

2.

FLASHCARD QUESTION

Front

Which of the following statements is true about the initialization part of a for loop? It runs only once, before the loop starts., It is executed at the start of every iteration., It is optional and can be omitted., It determines when the loop should stop.

Back

It runs only once, before the loop starts.

3.

FLASHCARD QUESTION

Front

If the condition in a for loop is always true, what happens?

Back

The loop will run infinitly

4.

FLASHCARD QUESTION

Front

Which of the following for loop examples will result in an infinite loop?
Options:
for (let i = 0; i < 5; i++) { console.log(i); }
for (let i = 0; i < 5; i--) { console.log(i); }
for (let i = 0; i <= 5; i++) { console.log(i); }
for (let i = 5; i > 0; i++) { console.log(i); }

Back

for (let i = 0; i < 5; i--) { console.log(i); }

5.

FLASHCARD QUESTION

Front

In the context of a for loop, what does the increment expression typically do?

Back

It updates or modifies the loop variable after each iteration.

6.

FLASHCARD QUESTION

Front

Which of the following for loop examples will print numbers from 1 to 5 in the console? Options: for (let i = 0; i <= 5; i++) { console.log(i); } , for (let i = 1; i < 5; i++) { console.log(i); } , for (let i = 1; i <= 5; i++) { console.log(i); } , for (let i = 1; i >= 5; i++) { console.log(i); }

Back

for (let i = 1; i <= 5; i++) { console.log(i); }

7.

FLASHCARD QUESTION

Front

How many times will the following `for` loop execute?
for (let i = 0; i < 3; i++) {
console.log(i);
}

Back

3

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