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...
How to connect to the Database from QTP ?
Answer : Create an ADODB connection object which is required step for connecting to database as below....
What is Joomla ?
Answer : Joomla is a free and open-source Content Management System...
What is DITA ?
Answer : Darwin Information Typing Architecture (DITA) is the most ideal approach...
What are the differences between Impala and Apache Drill ?
Answer : Analytic DBMS for Hadoop Schema-free SQL Query Engine for Hadoop...
What is the difference between Impala and Apache Hive ?
Answer : Impala does runtime code generations for “big loops ” using llvm...
What is the difference between Apache Hadoop and Cloudera in big data ?
Answer : Apache Hadoop is the Hadoop distribution from Apache group...
What is the architectural design and features of Cloudera Impala ?
Answer : The impala server consist of distributed and massively parallel processing info engine...
What is Cloudera’s technology stack ?
Answer : Here are some products that make up Cloudera’s tech stack:...
What is cloudera impala ?
Answer : Impala was the first to bring SQL querying to the public in April 2013...
Lazy writer in Memory ?
Answer : Lazy write is an effect caused by the use of a write-back cache...
What is the difference between the SubQuery and Corelated SubQuery ?
Answer : The inner query is executed only once...
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...
What is the SQLCode -501 ?
Answer : sqlcode -501 pops up to show...
What is the difference between a HAVING CLAUSE and a WHERE CLAUSE ?
Answer : The HAVING clause sets conditions on the GROUP BY...
Difference between Clustered and Non-clustered index ?
Answer : Cluster index: Clustered index will be created...
What is an Index ?
Answer : Index is a database object which improves the efficiency of the query...
How to find the second highest salary from emp table ?
Answer : Select max(sal)...
What is GUI Testing ?
Answer : It is the process of ensure to proper functionality of the graphical user interface...
What is SDLC ?
Answer : The Software Development Lifecycle is a systematic process...
