Test Your Programming Skills with Safcode!

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Here is all important interview / exams questions.
Student doing practice apptitude test on safcode platform.
Instruction: "Total Number of Questions: 20
Each question carry 10 mark , no negative marking"

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Quiz Start

1. Which of the following classes is used to encode a JSON string? JSONEncoder
JSONDecoder
JSONString
None of these

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2. Which of the following will be executed. If no matches occurs in switch statement? Case 0
Default
Continue
Break

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3. First IOS was written In 2010
1986
2006
1996

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4. Which of the following is incorrect data type in swift? UInt
Char
Optional
Double

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5. _________ are collection of key-value pairs, where all keys are of same type and all values are of same type. Arrays
Dictionaries
Properties
Classes

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6. First version of IOS released was _______ 2010
2009
2007
2005

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7. How is an external parameter used with a function? When calling the functions
None of these
When the parameter is used in the function body
When return value are not required

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8. Which keyword does in function start? function
function_name
func
var function

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9. Which of the following is the default access level of an object? Private
File Private
Public
Internal

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10. What is a closure Expression? Self-contained block of codes
None of these
Code that ends a function
A function that occurs within another function

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