Sql Queries Interview Questions | Sql Queries Interview Questions and answers

Sql Queries Interview Questions list for experienced

Define SQL Order by the statement?
can we fetch common records from two tables?
How many types of Javascript operator?
What are Loops and Array in Javascript?
How to create Objects in Javascript ?
What is AJAX in Javascript?

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Questions : 1 :: Define SQL Order by the statement?

The ORDER BY statement in SQL is used to sort the fetched data in either ascending or descending according to one or more columns. By default ORDER BY sorts the data in Ascending...View answers

Questions : 2 :: can we fetch common records from two tables?

The below statement could be used to get data from multiple tables, so, we need to use join to get data from multiple tables. Syntax : SELECT tablename1.colunmname, tablename2.columnname...View answers

Questions : 3 :: How many types of Javascript operator?

Operator in javascript are used for compairing values, performing operation,etc. Example: 10+5=15. 10 and 5 are operand and + is operator. Types of JavaScript OperatorsThere are five different types...View answers

Questions : 4 :: What are Loops and Array in Javascript?

Loops is the terms for the process of implementing an iterator i.e. something that is repetitively done.Arrays is simply put ,a collection of similar objects. It is used for maintaining lists of...View answers

Questions : 5 :: How to create Objects in Javascript ?

It is most important data types and forms the building blocks of modern data types. It is different from Javascript primitive data type(number,string,booleans,etc). There are 3 ways to create...View answers

Questions : 6 :: What is AJAX in Javascript?

AJAX: Asynchronous Javascript And XML.AJAX is not programming a programming language. It uses a combination of: A browser built-in XMLHttpRequest Objects. Javascript and XML DOM. AJAX allowes Web...View answers

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Sql Queries Interview Questions And Answers