Interview Questions

Purchasing good two kinds of entry 

Either Cash or Credit 

If Cash

Purchase A/c ------ Dr  xx  To Cash A/c

(Being good purchase on cash)

If Credit 

Purchase A/c ---- Dr  To Supplier A/c

(Being goods purchase on Credit)

You should declared your class as final. But you can't define your class as final, if it is an abstract class. A class declared as final can't be extended by any other class.

A TCB is a complex data structure that contains a considerable amount of information about each connection

ERS is a business process between trading partners that conduct commerce without invoices. In an ERS transaction the supplier ships goods based upon an Advance Shipping Notice (ASN) and the purchaser upon receipt confirms the existence of a corresponding purchase order or contract verifies the identity and quantity of the goods and then pays the supplier.

Oracle Spatial, often referred to as spatial, provides a SQL schema and functions that facilitate the storage, retrieval, update, and query of collections of spatial features in an Oracle database. Oracle Spatial is designed to make spatial data management easier and more natural to users of location-enabled applications and geographic information system (GIS) applications. Once spatial data is stored in an Oracle database, it can be easily manipulated, retrieved, and related to all other data stored in the database.

Difference between the heights of left and Right subtrees in an AVL tree can never be greater than +1

In SQL, a SQL view is a virtual table based on the result-set of an SQL statement. A view contains rows and columns, just like a real table.

SQL views can be used to hide rows and columns and complicated SQL syntax.

The fields in a view are fields from one or more real tables in the database.