# Class 11 Informatics Practices NCERT Solution

## Class 11 Informatics Practices Chapter 8 Introduction to Structured Query Language SQL NCERT Exercise Solution

CBSE NCERT Exercise Solution of Class 11 Informatics Practices Chapter 8 – Introduction to Structured Query Language (SQL) A quick revision • Database is a collection of related tables. MySQL is a ‘relational’ DBMS. A table is a collection of rows and columns, where each row is a record and columns describe the feature of […]

## Class 11 Informatics Practices Chapter 7 Database Concepts NCERT Exercise Solution

CBSE NCERT Exercise Solution of Class 11 Informatics Practices Chapter 7 – Database Concepts A quick revision File : A file in a file system is a container to store data in a computer.Disadvantage of File System : File system suffers from Data Redundancy, Data Inconsistency, Data Isolation, Data Dependence and Controlled Data sharing.DBMS :

## Class 11 Informatics Practices Chapter 6 Introduction of NumPy NCERT Exercise Solution

CBSE NCERT Exercise Solution of Class 11 Informatics Practices Chapter 6 – Introduction to NumPy 1. What is NumPy ? How to install it? 2. What is an array and how is it different from a list? What is the name of the built-in array class in NumPy ? 3. What do you understand by

## Class 11 Informatics Practices Chapter 5 Understanding Data NCERT Solution

CBSE NCERT Solution of Class 11 Informatics Practices Chapter 5 – Understanding Data NCERT Exercise Solution 1. Identify data required to be maintained to perform the following services:a) Declare exam results and print e-certificatesb) Register participants in an exhibition and issue biometric ID cardsc) To search for an image by a search engined) To book

## Class 11 Informatics Practices Chapter 4 Working with Lists and Dictionaries NCERT Solution

CBSE NCERT Solution of Class 11 Informatics Practices Chapter 4 – Working with Lists and Dictionaries 1. What will be the output of the following statements? a) list1 = [12,32,65,26,80,10]list1.sort()print(list1) Answer: [10, 12, 26, 32, 65, 80] b) list1 = [12,32,65,26,80,10]sorted(list1)print(list1) Answer: [12,32,65,26,80,10] c) list1 = [1,2,3,4,5,6,7,8,9,10]list1[ : : -2]list1[ : 3] + list1[3 :

## Class 11 Informatics Practices Chapter 3 Brief Overview of Python NCERT Solution

NCERT Solution of Class 11 Informatics Practices Chapter 3 – Brief Overview of Python 1. Which of the following identifier names are invalid and why? (a) Serial_no. (b) 1st_Room (c) Hundred\$ (d) Total Marks (e) Total_Marks (f) total-Marks (g) _Percentage (h) True Answer: – Valid Identifiers are : (e) Total_Marks and (g) _Percentage Invalids Identifiers

## Class 11 Informatics Practices – Ch. 2 Emerging Trends NCERT Solutions

Emerging trends is the rapid growth of technology, which impacts our lives. Emerging trends are Artificial Intelligence, machine learning, natural language processing, virtual reality, augmented reality, robotics, big data, internet of things, web of things, sensors, cloud computing, blockchain, etc.

## Class 11 Informatics Practices – Ch 1. Computer System NCERT Solution

Solution of Chapter 1 – Computer System of NCERT book of Class 11 Informatics Practices. Computer System complete solution of ncert book is available here. It is useful for both Teacher and Students. Teacher can use for reference and student can use for their exam preparation.

## Class 11 – Informatics Practices – NCERT Exercise Solution

NCERT Class 11 Informatics Practices exercise solutions, complete chapter exercise solutions available with full details explanations. This is very helpful for the class 11 and 12 students as well as teacher. Students can use this for their study and teacher can use it for reference.