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

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

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3. IOS stands for? Internet Operating System
Iphone Operating System
None of these
Internet Object Security

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4. The IDE used in swift is Swiftc
Dreamweaver
All of them
XCODE

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

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

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

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

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

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

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