Builtin Classes Mcqs
Our collections of Multiple choice questions and answers focuses on study of Builtin Classes in OOP. These questions are chosen from a collection of most authoritative and best reference books on OOP. Our aim is to prepare an individual for competitive exams like NTS, Web Developer | IOS Developer | Game Developer | Software House interviews and jobs, University and College entrance exams and various tests and job interviews. One should practice our Mcqs to assimilate Builtin Classes in OOP comprehensively.
Object Oriented Programming Mcqs
- Access Specifiers Mcqs
- Builtin Classes Mcqs
- Class Members Mcqs
- Concept and Features Mcqs
- Constructors and Destructors Mcqs
- Exception Handling Mcqs
- Inheritance and its Types Mcqs
- Member Functions Mcqs
- Memory Allocation and Variable Scope Mcqs
- Objects and Classes Mcqs
- Objects and Pointers Mcqs
- Overloading Mcqs
Computer MCQS
Sciences MCQS
2. Inbuilt class __________________________
Must be included before use
Are not necessary to be included for use
Are used by the compiler only
Can be modified by programmer always
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3. What doesn’t inbuilt classes contain?
Function prototype
Function declaration
Function definitions
Objects
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4. Which among the following not an inbuilt class in C++?
System
Color
String
Functions
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5. What is InputStream class meant for?
To handle all input streams
To handle all output streams
To handle all input and output streams
To handle only input from file
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6. Which statement is true for Array class?
Arrays can have variable length
The length array can be changed
Each class has an associated Array class
Arrays can contain different type of values
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7. What is the use of Math class?
To use the mathematical functions with strings
To use the mathematical functions
To suppress the use of mathematical functions
To complex the calculations
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8. DataInputStream is derived from ______________________
StreamingInput
StreamedInput
StreameInput
StreamInput
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9. Which attribute can be used to get the size of an array?
Size.Array
Array.Size
Array_name.length
Length.Array_name
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10. Number class can’t manipulate ____________________
Integer values
Float values
Byte values
Character values
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11. Which function should be used to exit from the program that is provided by System class?
Exit(int),
Gc(),
Terminate(),
Halt(),
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12. Which class contain runFinalization() method?
Finalize
System
Final
SystemFinal
13. What does load(String)::= function do, in System class?
Loads dynamic library for a path name
Loads all the dynamic libraries
Loads all the Number in string format
Loads the processor with calculations
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14. Which is not a System class variable?
Err
Out
In
Put
15. Which package contains the utility classes?
Java.lang
Java.utility
Java.util
Java.io
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