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Ingegnere Del Software Java Interview Questions

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3,077 ingegnere del software java interview questions shared by candidates

On the first interview session there were average Java questions, focused on multithreading and collections (How does HashMap work?). The assessment consisted on 2 problems, one was focused on efficiency, the other was focused on logic. On the last round, the technical interview was more complex, addressing subjects like Java memory.
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Software Engineer - Java Developer

Interviewed at Phi Partners

3.9★
Dec 5, 2024

On the first interview session there were average Java questions, focused on multithreading and collections (How does HashMap work?). The assessment consisted on 2 problems, one was focused on efficiency, the other was focused on logic. On the last round, the technical interview was more complex, addressing subjects like Java memory.

1. merge 2 sorted Array 2. flatten the array of object type ex: Object[] array = { 1, 2, new Object[]{ 3, 4, new Object[]{ 5 }, 6, 7 } }; o/p: {1,2,3,4,5,6,7} .using stream Api 3. Stock Buy and sell 4.Array with -ve and positive integer.. return pair with max product. 5. LRU cache Impl 6.We have Order class with orderId and OrderTime.. In a function we have startTime and endTime.. we needed to return all the order placed with in that time range[startTime, endTime];
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Software Engineer - Java Developer

Interviewed at Wissen Infotech

3.8★
Jun 3, 2024

1. merge 2 sorted Array 2. flatten the array of object type ex: Object[] array = { 1, 2, new Object[]{ 3, 4, new Object[]{ 5 }, 6, 7 } }; o/p: {1,2,3,4,5,6,7} .using stream Api 3. Stock Buy and sell 4.Array with -ve and positive integer.. return pair with max product. 5. LRU cache Impl 6.We have Order class with orderId and OrderTime.. In a function we have startTime and endTime.. we needed to return all the order placed with in that time range[startTime, endTime];

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