Interview Questions

Cloud computing platform has various databases that are in support. The open source databases that are developed to support it is as follows:

- MongoDB: is an open source database system which is schema free and document oriented database. It is written in C++ and provides tables and high storage space. 

- CouchDB: is an open source database system based on Apache server and used to store the data efficiently

- LucidDB: is the database made in Java/C++ for data warehousing. It provides features and functionalities to maintain data warehouse.

PHP supports single level inheritance.

Inheriting a class would mean creating a new class with all functionality of the existing class in addition to some more. The created class is called as a subclass of the parent class. Parent is a keyword which we use to access members of a parent class. Inheritance is usually defined by using the keyword “Extend”. $this is used a reference to the calling object. Inheritance avoids redundancy of code.

Example:

Class employee extends manager : Here Employee is a subclass of manager.

Echo $this->name can be used to echo variable name of the parent class.

The best way to respond to the interview question "What are your goals for the future?"

Don't discuss your goals for returning to school or having a family, they are not relevant and could knock you out of contention for the job. Rather, you want to connect your answer to the job you are applying for. Examples of good responses include:

=> My long-term goals involve growing with a company where I can continue to learn, take on additional responsibilities, and contribute as much of value as I can.

=> I see myself as a top performing employee in a well-established organization, like this one. I plan on enhancing my skills and continuing my involvement in (related) professional associations.

=> Once I gain additional experience, I would like to move on from a technical position to management.

=> In the XYZ Corporation, what is a typical career path for someone with my skills and experiences?

A segment of the financial market in which financial instruments with high liquidity and very short maturities are traded. The money market is used by participants as a means for borrowing and lending in the short term, from several days to just under a year. Money market securities consist of negotiable certificates of deposit (CDs), bankers acceptances, U.S. Treasury bills, commercial paper, municipal notes, federal funds and repurchase agreements (repos).

Tree view control is designed to display data that is hierarchical in nature, such as organization trees, the entries in an index, the files, directories on a disk. It is often used in conjuction with the List view control, which is used to display the contents of the folder selected in the tree view.

List view control displays data as listitem objects. The control excels at representing subsets of data or discrete objects.The list view property is often used in association with a tree view control.

A UNION query combines the output from multiple queries and must include the same number of columns.