Mr. Manav, a database administrator in …

Mr. Manav, a database administrator in “Global Educational and Training Institute” has created following table named “Training” for the upcoming training schedule: (10) Training_ID Name Email_ID Topic City Fee ND01 Mr. Rajan raj@gmail.com Cyber Security New Delhi 10000 GU01 Ms.Urvashi urvashi@yahoo.com ICT in Education Gurugram 15000 FD01 Ms. Neena neena@gmail.com Cyber Security Faridabad 12000 ND02 Mr. Vinay vinay@gmail.com ICT in Education New Delhi 13000 GU02 Mr.Naveen NULL Cyber Security Gurugram NULL Help him in writing SQL query for the following purpose: i. To display list of names in descending order. ii. Change the size of filed Name from 30 to 50 char. iii. To add a column mobile with suitable data type iv. Change name to Mr. Rahul whose Training_ID is FD01. v. Add primary key to the table.

Case study questions of chapter 1

Define each of the following 1.byte 2.kilobyte 3.megabyte 4.gigabyte 5.terabyte

Differentiate between displaying and printing method in Python

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Which memory is termed as "destructive write" but 'non destructive read' memory

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What is the security thread involved when we throw away electronic gadgets that are non functional

Differentiate between interactive and script mode of python.

8. To find the third largest/smallest number in a list.

1. Which of the following statement is incorrect? (a) 1 Byte 8 bits (c) 1 MB 1024 KB (b) 1 KB 1024 bytes (d) \overline{GB=} 1024 KB