Thursday, April 28, 2011

Best place to practice Logical Reasoning

Number Series Letter and Symbol Series Verbal Classification
Essential Part Analogies Artificial Language
Matching Definitions Making Judgments Verbal Reasoning
Logical Problems Logical Games Analyzing Argumentshttp://www.blogger.com/img/blank.gif
Statement and Assumption Course of Action Statement and Conclusion
Theme Detection Cause and Effect Statement and Argument
Logical Deduction

Link:http://www.indiabix.com/logical-reasoning/questions-and-answers/

Link2:http://www.indiabix.com/

Tuesday, April 26, 2011

Best Site for English Grammer

English grammar rules explained, together with examples.

Lists of English tenses - past simple, present perfect, future perfect, etc.
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Structures of the tenses, plus examples.

Examples of common errors and explanations of how you can avoid making such mistakes.

Use the navigation on the left to choose the grammar point you want to study. This page is for students and teachers

Link:http://speakspeak.com/a/html/d10_english_grammar.htm

Saturday, April 23, 2011

SQL for Beginners

SQL Commands:

SQL commands are instructions used to communicate with the database to perform specific task that work with data. SQL commands can be used not only for searching the database but also to perform various other functions like, for example, you can create tables, add data to tables, or modify data, drop the table, set permissions for users. SQL commands are grouped into four major categories depending on their functionality:

Data Definition Language (DDL) - These SQL commands are used for creating, http://www.blogger.com/img/blank.gifmodifying, and dropping the structure of database objects. The commands are CREATE, ALTER, DROP, RENAME, and TRUNCATE.
Data Manipulation Language (DML) - These SQL commands are used for storing, retrieving, modifying, and deleting data. These commands are SELECT, INSERT, UPDATE, and DELETE.
Transaction Control Language (TCL) - These SQL commands are used for managing changes affecting the data. These commands are COMMIT, ROLLBACK, and SAVEPOINT.
Data Control Language (DCL) - These SQL commands are used for providing security to database objects. These commands are GRANT and REVOKE.


Link : http://beginner-sql-tutorial.com/sql-commands.htm

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