Type of table? Events of module pool? Events of interactive report? Filters & idoc and segments? Types of enhancements? Type of partner profile? What is RFC? What is its purpose? Steps of LSMW? Types of BDC? How u proceed BDC(call transaction) without recording? What is message type in idoc? What is a dialog program? What [...]

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What is the difference between procedural and object-oriented programs?- a) In procedural program, programming logic follows certain procedures and the instructions are executed one after another. In OOP program, unit of program is object, which is nothing but combination of data and code. b) In procedural program, data is exposed to the whole program whereas [...]

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Meaning – Abstract classes, abstract methods Difference – Java,C++ Difference between == and equals method Explain Java security model Explain working of Java Virtual Machine (JVM) Difference: Java Beans, Servlets Difference: AWT, Swing Disadvantages of Java What is BYTE Code ? What gives java it’s “write once and run anywhere” nature? Does Java have “goto”? [...]

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If Runnable interface is better than Thread class, than why we are using Thread class? What is the need for Thread class? Why we are calling System.gc() method to garbage collection of unused object, if garbage collection is automatically done in Java by daemon thread in background process with regular interval? What is the significance [...]

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