Modern JavaScript from the Beginning - Second Edition - Reverse String Algorithm

Modern JavaScript from the Beginning - Second Edition - Reverse String Algorithm

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Hard

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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary purpose of the initial tests in the reverse string project?

To ensure the function is optimized

To verify the function's type and return value

To check if the function is named correctly

To test the function with multiple data types

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a test case mentioned for the reverse string function?

Reversing a single word

Reversing a sentence with multiple words

Reversing a palindrome

Reversing a number

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What method is used in the first solution to convert a string into an array?

join()

split()

filter()

map()

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the first solution, which method is used to reverse the array?

concat()

reduce()

sort()

reverse()

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of the 'for-of' loop in the second solution?

To sort the characters of the string

To find the length of the string

To loop through each character of the string

To iterate over an array of numbers

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which method is highlighted in the third solution for reversing a string?

forEach()

reduce()

filter()

map()

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the initial value used in the reduce method for the third solution?

An empty array

A space character

An empty string

A null value