Answers

11.What is Query in hibernate? Query objects use SQL or Hibernate Query Language (HQL) string to retrieve data from the database and create objects. A Query instance is used to …

1.What is JDBC? JDBC stands for Java Database Connectivity and provides a set of Java API for accessing the relational databases from Java program. These Java APIs enables Java programs …

1.What is C#? C# is a modern, general-purpose, object-oriented programming language developed by Microsoft. C# is designed for Common Language Infrastructure (CLI), which consists of the executable code and runtime …

1.Marketing is best defined as: – a)Matching a Product with it market b)Distributing product at low price c)Building Profitable Relationship with customer d)Promoting & selling Products e)All

1.What is the difference between JOIN and UNION? SQL JOIN allows us to “lookup” records on other table based on the given conditions between two tables. For example, if we …

1. Difference between varchar and varchar2 data types? Varchar can store upto 2000 bytes and varchar2 can store upto 4000 bytes. Varchar will occupy space for NULL values and Varchar2 …

1. What’s the Software Testing? A set of activities conducted with the intent of finding errors in software. 2.What is Acceptance Testing? Testing conducted to enable a user/customer to determine …

1) Explain the main purpose of an operating system? Operating systems exist for two main purposes. One is that it is designed to make sure a computer system performs well …

1. (935421 x 625) = ? A. 542622125 B. 584632125 C. 544638125 D. 584638125   Answer : Option D Explanation : 935421×625=935421×54=935421×(102)4=935421×1000016=584638125 2. (64 – 12)2 + 4 x 64 …

1.which two method you need to implement for key object in HashMap?              In order use any object as key in HashMap,it must implements equals …