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. First IOS was written In 2006
1986
2010
1996

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

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3. Which method is used to check if a value in a set? contains()
excludes()
includes()
exists()

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

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5. The building blocks using object, variables and structures are known as _______ methods
objects
classes
properties

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

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7. Lazy properties are declared by using the _________ keyword before the property declaration. Slow
None of these
weak
Lazy

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8. _________ are a collection of different values of the same type in an unorder list. Sets
Values
Groups
Collections

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9. Object is _________ of a class. an instance
a duplicate
the opposite
a declaration

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

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