Questions

Protecting data by copying it from the original source to a different destination is called as Backup. When an original data is lossed, to restore the information by copying the data from the source to other destination is called as Backup or Data backup.

The Maharashtra government banned the sale of 'High in Fat, Salt and Sugar' (HFSS) food in school canteens across the state. Furthermore, schools have been asked to replace the junk food items with healthy food such as whole grain, home-made rotis, parathas, rice, etc. The government will form a committee to conduct regular checks on schools.

SQL statements are broadly classified into three. They are

1. DDL – Data Definition Language

DDL is used to define the structure that holds the data. For example, Create, Alter, Drop and Truncate table.

2. DML – Data Manipulation Language

DML is used for manipulation of the data itself. Typical operations are Insert, Delete, Update and retrieving the data from the table. The Select statement is considered as a limited version of the DML, since it can't change the data in the database. But it can perform operations on data retrieved from the DBMS, before the results are returned to the calling function.

3. DCL – Data Control Language

DCL is used to control the visibility of data like granting database access and set privileges to create tables, etc. Example - Grant, Revoke access permission to the user to access data in the database.

Salinity is often high in enclosed seas, this is due to high temperature, rapid evaparation and little inflow of fresh water.

M=P(1+i)^n

I=M-P

Belarus is a European country whose capital city is Minsk.

Fat is completely digested in the small intestine of the body.