information technology 802

Class 12 Information Technology Code 802 CBSE Sample Question Paper 2022-23 Answer Key Download PDF

INFORMATION TECHNOLOGY (SUBJECT CODE 802)                         Sample Question Paper with Solution for Class XII (Session 2022-2023) Max. Time: 3 Hours                                                                                                      Max. Marks: 60 General Instructions: Please read the instructions carefully. This Question Paper consists of 24 questions in two sections – Section A & Section B. Section A has Objective type questions whereas Section B […]

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Class 12 IT 802 Unit 1 Database concepts NCERT Book solution

class 12 info tech 802 ncert book solution unit 1 database concepts

Unit 1 – Database Concepts NCERT Book Exercise Solution Que 1. Consider the following Employee table: The primary key of this table is Employee_ID and Manager_ID is a foreign key that referencesEmployee_ID. Write SQL commands for the following: (a) Create the above table Answer: CREATE TABLE Employee (Employee_ID integer PRIMARY KEY,Employee_Name VARCHAR(30),Job_Title VARCHAR(25),Salary DECIMAL(10),Bonus INTEGER,Age

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