Experienced

Explain about Semijoin? and How to implement it in SQL? A semi-join is an operation where the EXISTS clause is utilized with a subquery. It is called a

How to collect IP address from an HTTP request ? $_SERVER[‘REMOTE_ADDR’]; How to collect IP address of the Web server in php ? $_SERVER[‘SERVER_ADDR’]; How to enable error

Q1. Explain public static void main(String args[]) in Java. main() in Java is the entry point for any Java program. It is always written as public static void

Q1). What is a servlet? In JAVA atmosphere a Java Servlet is a server-side technology used to extend the capability of the web servers by providing support for

1) What is SEO? What are the important types of SEO methods? Search engine optimization or SEO is a process of keep changing the position of a web

Q1). In what sequence SQL statement are processed? Ans. The clauses of the select are processed in the following sequence FROM clause WHERE clause GROUP BY clause HAVING

What is PHP? PHP (Hyper text Pre Processor) is a scripting language commonly used for web applications. PHP can be easily embedded in HTML. PHP generally runs on

1). What do you mean by a JDBC Driver? JDBC Driver in Java refers to a software component that allows Java application to relate with the database. Core

1) Define structured programming and its disadvantage? It is a program design technique. In structured programming languages like C, Pascal, programmer defines data structure (arrays, structures, unions, enum

What are the different storage classes in C? C has three types of storage: automatic, static and allocated. Variable having block scope and without static specifier have automatic