Gateway for Preparing Interviews
Explain the Struts1/Struts2/MVC application architecture? Struts was adopted by the Java developer community as a default web framework for developing web applications The MVC(Model–view–controller) an application that consist of three distinct parts. The problem domain is represented by the Model. The output to the user is represented by the View. And, the input from the … Read more
What is the default controller in CodeIgniter? The file specified in the default controller loaded by default when no file name is mentioned in the URL. By default, it is welcome.php which is the first page to be seen after installing CodeIgniter. With URL localhost/codeigniter/ Welcome.php will be loaded as there is no file name … Read more
What is the function of the third component of the planning system? In a planning system, the function of the third component is to detect when a solution to problem has been found. What are the typical characteristics of elements in a list and a dictionary? In lists, elements maintain their order unless they are … Read more
What is PHQL? PHQL (Phalcon Query Language) allows user to implement query language similar to SQL query language. PHQL is implemented as a parser which connects to RDBMS. Explain routing in Phalcon. Routing managed by its Router component. Router components allow us to define routes that are mapped to controllers or handlers that receives the … Read more
How many Joomla tables are related with users? jos_users jos_core_acl_aro jos_core_acl_groups_aro_map Explain Joomla. Joomla is an open source Content Management System (CMS) written in PHP. It is a very popular CMS along with WordPress and Drupal. It facilitates users to develop online applications and websites. Joomla is built on model-view-controller (MVC) web application framework. How … Read more
What are available drivers in JDBC? JDBC is a set of Java API for executing SQL statements. This API consists of a set of classes and interfaces to enable programs to write pure Java Database applications. JDBC technology drivers fit into one of four categories: A JDBC-ODBC bridgeprovides JDBC API access via one or more ODBC … Read more
Introduction to RDBMS Introduction Data is meaningful information. Database is a collection of relevant data. DBMS means database management system. DBMS provides the software to manage the database. Following are the operations to be performed on database: insertion, deletion, updation, sorting, searching, traversing, etc. Following are the different types of DBMS: FMS, Hierarchical, DBMS FMS … Read more
Which language is used in the Power Query? A new programming language is used in power query that’s called M-Code. It is very easy to use and similar to other languages. M-code is a case sensitive language. What is self-service Business Intelligence? SSBI refers to self-service Business Intelligence. SSBI is an approach to the data … Read more
What is the implicit intent in android? The Implicit intent is used to invoke the system components. Which kernel is used in Android? Android is a customized Linux 3.6 kernel. What are the life cycle methods of android activity? There are 7 life-cycle methods of activity. They are as follows: onCreate() onStart() onResume() onPause() onStop() … Read more
What are policies and what are the different types of policies? Policy is an object which is associated with a resource that defines the permissions. AWS evaluate these policies when user makes a request. Permissions in the policy determine whether to allow or to deny an action. Policies are stored in the form of a … Read more