DROP TABLE Statement in SQL For Best view of the content : click here DROP TABLE Statement in SQL SQL DROP TABLE statement is used to remove table in a database. When you use the SQL DROP TABLE statement to remove a table, the database engine deletes all objects associated to that table including data…

SQL ALTER TABLE Command The Alter Table command is used to change definitions of existing tables. Usually, it can add columns to table. Sometimes it can delete columns (depending on privileges) or change their sizes. In short we can say, The ALTER TABLE statement is used to add, delete, or modify columns in an…

Best CBSE Employment And Unemployment Chapter 10 Employment And Unemployment 1. Some Basic Concepts Unemployment : It refers to a situation when people are willing to work at the existing wage rate, and are able to work, but are not getting work. Worker : A worker is an individual who is engaged in some production activity. workers are classified as : Self -employed and Hired Workers (1) Self -employed Workers :

Chapter 2 Acids, Bases And Salts Class 10 Notes Veiw Web Version Indicators : Indicators are Substances which indicate the acidic or basic nature of the solution by the colur change. Natural Indicators : The indicators obtained from natural sources are called Natural Indicatores. Examples of some common natural indicators used widely to show acidic or basic character of substances. (1) Litmus Litmus solution is a purple…

Python Revision Tour II Solutions Class 12 CS Chapter 2 Python Revision Tour II Solutions Q 1. What is indexing in context to Python strings ? Why is it also called two-way indexing ? Ans. In Python strings, each individual character is given a location number, called index and this process is called indexing. Python allocates indices in two direction : in forward direction, the indexes are numbered as 0, 1, 2,…. length-1

Class 12 CS Chapter 1 Python Revision Tour I Class 12 CS Chapter 1 Python Revision Tour I Solutions Q 1. What is the difference between a keyword and an identifier ? Ans. Keyword is a special word that has a special meaning and purpose. Keywords are reserved and are a few. For example, if, elif, else etc. are keywords. Identifier is the user-defined name given to part of a program viz…

File Handling in Python with Examples 1.1 Introduction File Handling in Python Most computer programs work with files. This because files help in storing information permanently. Word processors create document files ; Database program create files of information ; Compilers read source files and generate executable files. So, we see, it is the files of that are mostly…

Python if…else Statement THE IF CONDITIONALS Python if-else Statement The if conditionals of Python come in multiple forms : plain if conditional, if-else conditional and if-elif conditionals. 1. Plain if Conditional Statement Python if-else Statement An if statement tests a particular condition; if the condition evaluates to true, a course-of-action is followed i.e., a statement or set-of-statements is executed. …

python fundamentals class 11 solutions Computer science with python python fundamentals class 11 notes Question And Answer python fundamentals class questions Q 1. What is the difference between a keyword and an identifier ? ans. Keyword is a special word that has a special meaning and purpose. Keywords are reserved and are a few. For example, if, elif, else etc. are keywords. Identifier is a user-defined name given to a part of a program viz…