Computer Programming MCQs

5739 MCQs  (Page 460 of 574)

Attempt Computer Programming MCQs Quiz
The following program: public class Test{ static boolean is OK; public static void main(String args[]){System.out.print(is OK); } } ?
A. Prints true
B. Prints false
C. Will not compile as boolean is not initialized
D. Will not compile as boolean can never be static
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Which of the following statements about arrays is syntactically wrong ?
A. Arrayname[] p = new arrayname[5];
B. Arrayname p[][] = new arrayname[2][];
C. Arrayname[] p [];
D. Arrayname p[5];
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The class java.sql.Timestamp is associated with _____________?
A. Java.util.date
B. Java.util.time
C. Java.sql.time
D. None of above
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Super is the predefined_______________?
A. Method
B. Keyword
C. Keyword and method
D. None of above
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Which keyword is used while using interface________________?
A. Throw
B. Throws
C. Extend
D. Implements
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The smallest integer type is _____________ and its size is____________ bits?
A. Short, 8
B. Byte, 8
C. Short, 16
D. Short, 16
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Which metrhods are utilized to control the access to an object in multi threaded programming ?
A. Synchronized methods
B. Asynchronized methods
C. Serialized methods
D. None of above
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If method have same name as class name and method don’t have any return type then it is known as______________?
A. Constructor
B. Destructors
C. Variable
D. Object
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Process of creating exact copy of the existing object is called_______________?
A. Overloading
B. Overriding
C. Cloning
D. Coping
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What will the output of the following program? public class Test{ public static void main(String args[]){float f = (1 / 4) * 10; int i = Math.round(f); System.out.println(i); } } ?
A. 0
B. 1
C. 2
D. 3
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Word of the Day
18 Jul
Proactive
(of a person or action) creating or controlling a situation rather than just responding to it after it has happened.
فعال، پیش قدمی کے ذریعے صورتحال پر قابو پانیوالا

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