Interview Questions and Answers For Freshers

31.How do you handle SQL NULL values in Java? SQL’s use of NULL values and Java’s use of null are different concepts. There are three tactics you can use Avoid …

21.What do you mean by fastest type of JDBC driver? JDBC driver performance or fastness depends on a number of issues Quality of the driver code, size of the driver …

11.What are JDBC driver types? There are four types of JDBC drivers JDBC-ODBC Bridge plus ODBC driver − also called Type 1 calls native code of the locally available ODBC …

1.What is JDBC? JDBC stands for Java Database Connectivity, which is a standard Java API for database-independent connectivity between the Java programming language and a wide range of databases.

41.What is <jsp:getProperty> action? The getProperty action is used to retrieve the value of a given property and converts it to a string, and finally inserts it into the output.

31.What is session attribute? The session attribute indicates whether or not the JSP page uses HTTP sessions. A value of true means that the JSP page has access to a …

21.What happens when buffer is set to a value “none”? When buffer is set to “none”, servlet output is immediately directed to the response output object.

11.What are JSP expressions? A JSP expression element contains a scripting language expression that is evaluated, converted to a String, and inserted where the expression appears in the JSP file. …

1.What is JSP? JavaServer Pages (JSP) is a technology for developing web pages that support dynamic content which helps developers insert java code in HTML pages by making use of …

41.Can you access Cookie using javascript? JavaScript can also manipulate cookies using the cookie property of the Document object. JavaScript can read, create, modify, and delete the cookie or cookies …