What is the error message that you would get if you try to assign “Null” to an integer variable ? Answer : error message: cannot convert null to int… View Answer
What is the difference between shell script and perl ? Answer : Shell script is platform(OS) only for Unix flavour… View Answer
How to connect to the Database from QTP ? Answer : Create an ADODB connection object which is required step for connecting to database as below…. View Answer
What does the top command display ? Answer : Top displays the top processes on the system and periodically… View Answer
What is DITA ? Answer : Darwin Information Typing Architecture (DITA) is the most ideal approach… View Answer
What is indexing in database ? Answer : Indexing is the One of the ways that will optimize the database searching… View Answer
What is Normalization ? Answer : Normalization is the process of reorganizing data in a database… View Answer
Design a database for a hierarchical data like country, state, zone, street etc., The tags and length of the hierarchy are not specific and they can change anytime ? Answer : Hierarchical data is a common relational data pattern for representing tree-like data structures… View Answer
What is the difference between comp and comp-3 usage ? 1 share 1 0 0 0 Answer : COMP is 2 bytes.COMP-3 is 8 bytes… View Answer
Lazy writer in Memory ? Answer : Lazy write is an effect caused by the use of a write-back cache… View Answer
What is the difference between the SubQuery and Corelated SubQuery ? Answer : The inner query is executed only once… View Answer
What is the Difference between join and union ? Answer : The union operator combines the results of two or more queries into a single result set… View Answer
What is the difference between a HAVING CLAUSE and a WHERE CLAUSE ? Answer : The HAVING clause sets conditions on the GROUP BY… View Answer
Difference between Clustered and Non-clustered index ? Answer : Cluster index: Clustered index will be created… View Answer