can anyone tell me what kind of questions are asked for core java exam in aptech

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What is the most important feature of java?

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For each of the following program segments,give a big zero analysis for the running time 1.For (i=0;i<m;i++) { // } 2.For (j=0;j<i;j++)

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What is jpa implementation?

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When is static variable loaded? Is it at compile time or runtime? When exactly a static block is loaded in java?

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Write a program for the following topic - switch case,looping using fuction calling,nesting,console input output. Aim- to print a menu:- 1-series 2-single value. Each menu having sub menu armstrong or perfect.

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How do I run a java project?

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How can I swap two variables without using a third variable?

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When do we go for java 8 stream api? Why do we need to use java 8 stream api in our projects?

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What is the content of the Java 2 security policy file?

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What is the purpose of jdk?

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What is the use of entity class in java?

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