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Because finalize () belongs to the java.lang.Object class, it is present in all ___.
A) objectsB) classesC) methodsD) interfaces.
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Which are keywords in Java? (Select multiple)
A) NULLB) sizeofC) friendD) extendsE) synchronized
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State true or false :- For externalizable objects the class is solely responsible for the external format of its contents
A) TrueB) False
Himanshu Tyagi
- Dec 28th, 2020
True
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What modifiers may be used with top-level class?
A) publicB) abstractC) final. D) all of the above
Brahmaprasad
- Mar 23rd, 2006
All the above
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State true or false :- Java compiler stores the .class files in the path specified in CLASSPATH environmental variable.
A) TrueB) False
manojravikanti
- Aug 17th, 2006
I have given the answer as false but still i got it as wrong please correct
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How do you achieve multiple inheritance in Java?
A) Using interfaces.B) Using abstract classesC) Using final classesD) None of the above
letcshail
- Apr 26th, 2007
In java multiple inheritance is not allowed(but allowed in C++).In java you can have at most? one direct base class. A base class can have many subclass.
waswani
- Dec 23rd, 2005
Through interfaces...as java multiple inheritance through classes is not supportd in java
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What is the legal range of a byte integral type?
A) 0 - 65, 535B) (-128) - 127C) (-32,768) - 32,767D) (-256) - 255
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____________ is a highly optimized set of instructions designed to be executed by the Java run-time system
A) Byte CodeB) FirewallC) Tetra CodeD) View Code
khadimsiddiqui
- Jul 30th, 2008
byte code is correct answer because when saved a file in .java extension after compilation it will be converted as .class fie.it has byte code and these byte codes are used in java runtime system. The...
skumaran_15
- Dec 14th, 2005
ByteCode.Explanation: JVM interprets the required part of the bytecode to make the execution speed.
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Java run-time system is also called as Java Virtual Machine (JVM)
A) TrueB) False
wesam
- Sep 30th, 2015
True
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Java does not supports multithreaded programming
A) TrueB) FalseExplanation: Java supports multithreaded programming, which allows you to write programs that do many things simultaneously
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Comments in Java Program must begin with /* and end with */
A) TrueB) False
HSridhar
- May 14th, 2006
I got 29/30 and the only wrong answer was this which i think is incorrect evaluationbecause java inline coments can also begin with //so please reframe the question and remove the word "must begin" and replace the term by "can begin"RegardsH.Sridhar
Talman
- Apr 3rd, 2006
not necessary.there are 3 types of comments available in java.this restriction is only for multiline comments. this is not the case for single line and documentation comments
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All statements in Java end with a _____________
A) ColonB) SemiColonC) HypenD) Dot
gagan
- Aug 23rd, 2006
ans is B
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This() is used to invoke a constructor of the same class.
Skill/Topic: InheritanceA) TrueB) False
kumar
- Jan 10th, 2006
true,
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Swing provides ________ text components
Skill/Topic: AWT & AppletsA) fourB) SixC) Sixteen D) Thirtytwo
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Java doesnot support Multiline comment
Skill/Topic: AWT & AppletsA) TrueB) False
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Jbutton is Swing is equivalent to ______ in AWT
Skill/Topic: AWT & AppletsA) Button
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Explain Java Memory Model?
suresh.bandlamudi
- Mar 11th, 2006
tha java memory model is a model it will defines how threads interact through memory
YON
- Feb 15th, 2006
Well what i feel about JMM isThe JavaMemoryModel allows the compiler and cache to take significant liberties with the order in which data is moved between a processor-specific cache/ register and main...
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How to execute a C file from JAVA Applications?
Sree
- Feb 21st, 2006
Using JNI API.
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If i use System.exit(0) in the try block or catch block will finally block will be executed?
Amit Kumar
- Feb 28th, 2006
no, it will not executed. But if u use return clause instead of System.exit(0), then the finally clause executed.
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What is Clonnable Interface in java? IS it implemented by the ProtoType Design Pattern?
suresh.bandlamudi
- Mar 11th, 2006
Clonnable interface is used create exact copy of an object or method or variable
mohan_slm
- Mar 3rd, 2006
When you want a replica of one object and want to use it in some other scenario then we make use of Cloneable interface. Scenario where you might want clonning. say for example there is an ArrayList w...
Java Interview Questions
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