What will be the output of the following code snippet?

package main

import "fmt"

func main() {

  a := 5

  b := &a

  *b = 10

  fmt.Println(a)

}

What is the output of the following code snippet?

package main

import "fmt"

func main() {

   var x int = 10

   var p *int = &x

   *p = 20

   fmt.Println(x)

}

What is the output of the following code snippet?

package main

import "fmt"

func main() {

   arr := [3]int{1, 2, 3}

   ptr := &arr[0]

   ptr++

   fmt.Println(*ptr)

}

What is the output of the following code?

package main

import "fmt"

func main() {

  a := []int{1, 2, 3}

  b := make([]int, len(a))

  copy(b, a)

  fmt.Println(b)

}

What is the purpose of a switch statement in Go Lang?

What is the output of the following code snippet?

package main

import "fmt"

func main() {

   var ptr *int

   x := 10

   ptr = &x

   if ptr != nil {

       fmt.Println(*ptr)

   } else {

       fmt.Println("ptr is nil")

   }

}

What is the purpose of the break keyword in a Go Lang loop?

What will be the output of the following code snippet?

package main

import "fmt"

func main() {

  arr := [5]int{1, 2, 3, 4, 5}

  slice := arr[1:3]

  slice = append(slice, 6)

  fmt.Println(arr)

}

What is the purpose of the continue keyword in a Go Lang for loop?

What will be the output of the following code snippet?

package main

import "fmt"

type person struct {

  name string

  age int

}

func main() {

  p1 := person{name: "John", age: 30}

  p2 := p1

  p2.age = 40

  fmt.Println(p1)

}