Important Questions and Notes
Computer Network Class 12 Questions Answers Q1. Define Network. Give examples of network in our daily life. Ans. A group of two or more similar things or people interconnected with each other is called network. Examples of network in daily life is : Social network Mobile network Network of computers Airlines, railway, banks, hospitals networks … Read more
Internet and Web NCERT Solution Q1. Fill in the blanks: a) To transmit data for sharing on a network, it has to be divided into smaller chunks called Packets. b) The set of rules that decide the functioning of a network is called Protocols. c) A LAN can be extended up to a distance of … Read more
Data Handling using Pandas Class 12 Data Handling using Pandas Class 12 SUMMARY : NumPy, Pandas and Matplotlib are Python libraries for scientific and analytical use. pip install pandas is the command to install Pandas library. A data structure is a collection of data values and the operations that can be applied to that data. … Read more
IP class 12 Chapter 1 Querying and SQL Functions 1. Answer the following questions: a) Define RDBMS. Name any two RDBMS software. Ans. RDBMS stands for Relational Database Management System. It is a program that offers commands to create, update, and manage the data with multiple tables. Examples of RDBMS are MySQL Oracle Microsoft SQL … Read more
Working with list and Dictionary in Python Q1. What will be the output of the following statements? i) list1 = [12,32,65,26,80,10] list1.sort() print(list1) ii) list1 = [12,32,65,26,80,10] sorted(list1) print(list1) iii) list1 = [1,2,3,4,5,6,7,8,9,10] list1[: : -2] print(list1[ : 3] + list1[ 3 : ]) iv) list1 = [1,2,3,4,5] print( list1 [ len ( list1 ) … Read more
Informatics Practices Class 11 Chapter 1 : Computer System Informatics Practices Class 11 Chapter 1 A computing device, also referred as computer processes the input data as per given instructions to generate desired output. Computer processes data to generate information whose further analysis and interpretation yields knowledge. Computer system has four physical components viz. i) … Read more
NCERT Solution Chapter 3 Brief Overview of Python SUMMARY : Brief Overview of Python Python is an open-source, high level, interpreter based language that can be used for a multitude of scientific and non-scientific computing purposes. Comments are non-executable statements in a program. An identifier is a user defined name given to a variable or … Read more