JavaScript Mastery from Zero to Hero - Prepare for Coding Interviews - Exercise - Build a Basic Calculator in JavaScript

In this video tutorial, students are guided through an exercise to build a basic calculator using JavaScript. The tutorial covers declaring and initializing variables, using the assignment operator for calculations, and displaying results in the console. Students are encouraged to solve a small part of the exercise independently and are given a bonus task to create their own calculator and share it on Discord. The video emphasizes the importance of understanding terminology and syntax, and encourages students to take their time and not rush through the exercise.

What is the main task of the exercise introduced in the video?

• To build a basic calculator in JavaScript

• To design a user interface for a calculator

• To create a complex calculator in JavaScript

• To learn about advanced data structures

What are you required to do with the two variables in the exercise?

• Declare them as strings

• Initialize them with random values

• Assign them to each other

• Declare and initialize them as numbers

What should the third variable, 'calculator', store?

• The division of two numbers

• The difference between two numbers

• The product of two numbers

• The sum of two numbers

What is the expected result when the variables 5 and 4 are added?

• 9

• 10

• 8

• 7

What is the bonus challenge mentioned in the video?

• Create a calculator that multiplies numbers

• Write a program to sort numbers

• Design a calculator with a graphical interface

• Create your own calculator with a different function