Interview Questions and Answers for 'Egen solutions' | Search Java Interview Question

Interview Questions and Answers for 'Egen solutions' - 3 question(s) found - Order By Newest

Q1. What is an Externalizable interface ?

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Ans. Externalizable interface is used to write the state of an object into a byte stream in compressed format.

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Q2. Can we call the garbage collector explicitly ?

Core Java

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Ans. Yes, We can call garbage collector directly but it doesn't guarantees that the gc will start executing immediately. This gc( ) method appears in both Runtime and System classes of java.lang package.

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Q3. What is Externalizable interface?

Core Java

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Ans. Externalizable is an interface which contains two methods readExternal and writeExternal. These methods give you a control over the serialization mechanism.

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What is an Externalizable interface ?

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