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Swift Programming Quiz for Begineers

Which function is used to print to the console in Swift?

console.log()

println()

printf()

print()

What is Swift primarily used for?

Web Development

iOS and macOS Development

Game Development

Android Development

How do you declare a function in Swift?

func functionName() {}

fn functionName() {}

function functionName() {}

def functionName() {}

Which statement is used for error handling in Swift?

throw

throw-catch

try

try-catch

What does `??` mean in Swift?

It unwraps an optional.

It checks for nil.

It is used for conditional checks.

It provides a default value for an optional.

Which keyword is used to declare a constant in Swift?

const

static

var

let

What does the `guard` statement do in Swift?

Declares a loop.

Ensures a condition is true or exits the current scope.

Iterates over a sequence.

Ensures a condition is false.

What is a tuple in Swift?

A collection of multiple values grouped together

A dictionary

A fixed-size array

A type of optional

What is the file extension for Swift files?

sft

swift

swft

How do you declare an optional in Swift?

var name: String?

var name: String!

var name: String = nil

var name: Optional(String)

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