Important Questions and Notes
Electronic Spreadsheet Class 9 Questions and Answers Q1. What do you mean by Spreadsheet/Electronic Spreadsheet? Ans. A spreadsheet is a grid which interactively manages and organises data in rows and columns. It is also called as Electronic Spreadsheet. Q2. Write three uses of spreadsheet. Ans. Spreadsheet is used for: Managing financial and accounting documents. Creating … Read more
Case Study Based Questions Class 12 Q1. Aman is working in an IT company writing a program to add record in an already existing CSV file “stud.csv”. He has written the following code. As a friend of Aman, help him to complete the code given below. __________________ #Statement-1 fn = open(_____, _____, newline=”) #Statement-2 sdata … Read more
CS Sample Paper Class 12 2021 COMPUTER SCIENCE TERM 1 SYLLABUS: Unit I: Computational Thinking and Programming – 2 Revision of Python topics covered in Class XI. Functions: types of function (built-in functions, functions defined in module, user defined functions), creating user defined function, arguments and parameters, default parameters, positional parameters, function returning value(s), flow … Read more
Chapter Wise Class 12 IP MCQ Questions TERM-1 SYLLABUS OF INFORMATICS PRACTICES (065) Unit 1: Data Handling using Pandas and Data Visualization ● Introduction to Python libraries- Pandas, Matplotlib. ● Data structures in Pandas – Series and data frame. Series: Creation of series from dictionary, scalar value; mathematical operations; series attributes, head and tail functions; … 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
Dictionary Python MCQ Q1. Keys of dictionary must be _______________ a. antique b. unique c. mutable d. integers Q2. Dictionaries in python are _________________. a. Mutable data type b. Non-Mutable data type c. Mapping data type d. Both a and c Q3. Which of the following is used to delete an element from Dictionary? a. … Read more
Python Revision Tour Class 12 Topic Wise MCQ 1. 140+ MCQ on Introduction to Python 2. 120 MCQ on String in Python 3. 100+ MCQ on List in Python 4. 50+ MCQ on Tuple in Python 5. 100+ MCQ on Flow of Control in Python 6. 60+ MCQ on Dictionary in Python Python Revision Tour … Read more
Flow of Control in Python Q1. Python executes one statement after another from beginning to the end of the program. This is a ________________ a. Selection Construct b. Sequential Construct c. Iteration Construct d. None of the above Q2. The order of execution of the statements in a program is known as ______ a. flow … Read more
Python Functions MCQ Class 12 CS Python Functions MCQ Class 12 CS Q1. The process of dividing a computer program into separate independent blocks of code with specific functionalities is known as _________. a. Programming b. Modular Programming c. More Programming d. Step Programming Q2. ____________________ can be defined as a named group of instructions … Read more
Pandas Dataframe Questions Class 12 IP Q1. What is DataFrame? Q2. Write code to create empty DataFrame named ‘DF1’. Q3. Which method is used to create DataFrame in Python? Q4. Write two differences between Series and DataFrame. Q5. Create the following dataframe using List of Dictionaries. A B C 0 1 2 3 1 5 … Read more