Scala & Spark-Master Big Data with Scala and Spark - Writing Addition Function

This video tutorial introduces writing functions in Scala, focusing on defining parameters, specifying return types, and executing functions. It explains the role of the main function and demonstrates practical examples of using functions to perform operations like addition. The tutorial aims to build a foundational understanding of function syntax, parameter passing, and return values in Scala.

What is the primary purpose of the function discussed in the video?

• To divide two numbers

• To add two numbers and return the sum

• To print a message

• To multiply two numbers

Which keyword is used to define a function in Scala?

• define

• func

• def

• function

What is the role of the main function in a Scala program?

• To define variables

• To handle exceptions

• To perform arithmetic operations

• To control the flow of the program

How are parameters passed to the addition function?

• As characters

• As strings

• As integers

• As floats

What is the expected return type of the addition function?

• String

• Float

• Integer

• Boolean

What is the correct syntax to call a function in Scala?

• functionName<>

• functionName[]

• functionName()

• functionName{}

What is the output when the addition function is called with parameters 5 and 6?

• 10

• 12

• 15

• 11