Objective Questions in Swift2.2 @iPhone - Set D

Q.31: What will be the output of

               let a = 10

               var b = 5

               b = a

               print(b)

A.         10

B.         5

C.         Error

D.         None

Q.32: What will be the output

         var  x  = -9 % -4

        print(x)

A.         -1

B.         1

C.         0

D.        Error

Q.33: What will be the output

           let  x = -9

           let y =-x

           print(y)

A.         -9

B.         9

C.         0

D.        Error

Q.34:  What will be the output

   for index in 1…4

  {   

  print(index*5)

 }

A.         5,10,15,20

B.         5

C.         20

D.        None

Q.35: What will be the output

                      let allow = true

                      if !allow

                      {

                      print("Allowed")

                      }

                      else

                      {

                      print("Not Allowed")

              }

A. Allowed

B. Not Allowed

C. Error

D. None

Q.36: What will be the output

                      let yes = true

                      let no = false

                      if yes && no

                      {

                       print("Allowed")

                      }

                      else

                      {

                     print("Not Allowed")

             }

A. Allowed

B. Not Allowed

C. Error

D. None

Q.37: What will be the output

                      let yes = true

                      let no = false

                      if yes || no

                      {

                      print("Allowed")

                      }

                      else

                      {

                     print("Not Allowed")

              }

A. Allowed

B. Not Allowed

C. Error

D. None

Q.38: What will be the output

                   var str  = String()

                   if str.isEmpty

                      {

                      print("Nothing")

                      }

                      else

                      {

                      print("Something")

              }

A. Nothing

B. Something

C. Error

D. None

Q.39: What will be the output

                      for char in "Godara".characters

                      {

                       print(char)

              }

A. Run 5 Times

B. Run 4 Times

C. Run 6 Times

D. Compile Time Error

Q.40: What will be the output

                      let name = "Ravi Godara"

                      print(name[name.startIndex])

A. Compile Time Error

B. a

C. R

D. G

Answers  A   A   B    A   B    B   A    A     C    C