IQVIA Software Engineer interview questions

In second round They gave a piece of question paper which consists of around 29 questions. 5 questions are true/false from java. 20 questions are of 1 mark and you have to write them on the paper. The questions are from java and sql. Questions from java are like 1.what is jvm,jre, 2.difference between hash map and tree map, 3.what is garbage collection, 4.can we override static method 5. Why is JAVA a WORA language 6. What is deadlock 7. What is the super class of every class 8. what is the base class for error and exceptionetc. And questions from sql are What is 1.normalization, 2.primary key, 3.joins 4.DBMS 5. View 6. Differences between delete and truncate They will also ask to write some basic queries. 3 questions of 3 marks in which you have to find the output. 1 question is of program and you have to write the complete program that is also from java.

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