18th
Sep
IOS Swift MCQ

IOS Swift MCQ

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  • 18th Sep, 2021
  • 575 Followers

Ios Swift MCQ Quiz

Following are mostly asked Ios swift MCQ test that are designed for professionals like you to crack you interviews. You can take this Ios swift online test before appearing to you real interview. This Ios swift quiz there are around 30+ multiple choice questions on Ios swift with four options.

1) Which programming language is used in iOS?

  • A. Swift and Objective-C
  • B. JAVA
  • C. PHP
  • D. None of the above

2) ___ is an intuitive, fast and general-purpose programming language created by Apple for developing apps for iOS, Mac, Apple Watch and Apple TV.

  • A. Swift
  • B. JAVA
  • C. PHP
  • D. All of the above

3) IOS Stands For ?

  • A. Internetwork Operating System
  • B. IPhone Operating System
  • C. Internet Operating System
  • D. None Of Them

4) Is Swift an object-oriented programming language?

  • A. Yes
  • B. No

5) What are the advantages of Swift?

  • A. Swift is safe
  • B. Swift is fast
  • C. Swift is open source
  • D. All of the above
Download Free : IOS Swift MCQ PDF

6) The IDE used in swift is ____.

  • A. swiftc
  • B. gas
  • C. Xcode
  • D. Ld

7) First IOS was written in __.

  • A. 1984
  • B. 1985
  • C. 1986
  • D. 1987

8) ADCA stands for ___.

  • A. Advanced Deploma in Computer Application
  • B. Advanced Deploma in CAD
  • C. Active Date Computer Aid
  • D. None of the above

9) How do you declare an Iboutlet property?

  • A. var button:UIButtonoutlet
  • B. IBOutlet var button:UIButton
  • C. var button:UIButton(IBOutlet)
  • D. None of the mentioned

10) What are the features of Swift Programming?

  • A. It eliminates entire classes of unsafe code
  • B. Arrays and integers are checked for overflow
  • C. Variables are always initialized before use
  • D. All of these

11) Swift is which type of language?

  • A. scripting language
  • B. object oriented programming language
  • C. type safe language
  • D. All of the above

12) Double has a precision of at least _ decimal digits in swift.

  • A. 15
  • B. 20
  • C. 17
  • D. None of the above

13) We can return multiple values in swift from function by using?

  • A. Array
  • B. tuple
  • C. A&B
  • D. None of the above

14) Which of the following is incorrect data type in SWIFT ?

  • A. UInt
  • B. Double
  • C. Char
  • D. Optional

15) To initialize variable with null require __.

  • A. ?
  • B. !
  • C. _
  • D. NULL

16) What was the original name of iOS?

  • A. iPad OS
  • B. iPhone OS
  • C. iPod OS
  • D. iOS is original name

17) what are the features of swift programming?

  • A. it eliminates entire classes of unsafe code
  • B. Arrays and integers are checked for overflow.
  • C. memory is managed automatically
  • D. Variables are always used before use.
  • E. All of the above

18) Multitasking in iOS was introduced in which version?

  • A. iOS 2.0
  • B. iOS 4.0
  • C. iOS 6.0
  • D. iOS 7.0

19) Which of the following framework is not used in iOS ?

  • A. UIKit Framework
  • B. AppKit Framework
  • C. Foundation Framework
  • D. CoreMotion Framework

20) Swift will automatically assign the data type based on the intial value ?

  • A. True
  • B. False

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