In JPA (Java Persistence API) or Hibernate, the @Transient annotation indicates that a particular field should not be persisted in the database. This is useful when you want to mark a field that should be ignored during database operations. The field will be treated as a non-persistent fiel...
Of course, it’s unlikely that any interview candidate will write this out correctly without referring to documentation or IDE autocompletion.You’re not looking for encyclopedic knowledge of the streams API, but rather for a general understanding of how it works and how it can be used to ...
Java 8 was a major release with many new features. Some of them are Lambdas, Functional interfaces, Streams, and Date Time API. This article will help you in preparing for the interview related to these APIs. I recently wrote another article aspart-2 of java 8 interview questions. 3.Java ...
interface, enum and get their methods and field details. Reflection API is an advanced topic and we should avoid it in normal programming. Reflection API usage can break the design pattern such as Singleton pattern by invoking the private constructor...
Top 20 Java Streams API interview questions The Java Streams API is a powerful tool for processing large amounts of data in an efficient and scalable way. February 12th, 2023|java Read More Integer.bitcount() method in Java Integer.bitCount() method in Java In Java, the bitCount() method ...
9.2JDBC 2.0 Core API provides the Batch Updates functionality to the java applications. 9.3Java applications can now use the ResultSet.updateXXX methods. 9.4New data types - interfaces mapping the SQL3 data types 9.5Custom mapping of user-defined types (UTDs) ...
Looking forward to appear in Java Interview, here are the key Java Interview Questions with Answers only for you. - aatul/Java-Interview-Questions-Answers
The Java Streams API allows developers to write efficient and concise code for data processing. Use this question to assess the candidate’s understanding of streams and their experience in bulk data operations. The candidate should be able to outline what a stream is and how it is used, and...
What is a stream and what are the types of Streams and classes of the Streams?- A Stream is an abstraction that either produces or consumes information. There are two types of Streams and they are: Byte Streams: Provide a convenient means for handling input and output of bytes. Character ...
“What's the purpose of a wrapper class?”. It's one of the mostcommon Java interview questions. Basically,generic classes only work with objects and don't support primitives. As a result, if we want to work with them, we have to convert primitive values into wrapper objects. ...