# Category: Important Questions for Class 12 Computer Science (Python)

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### Important Questions for Class 12 Computer Science (Python) – Networking and Open Source Concepts

Important Questions for Class 12 Computer Science (Python) – Networking and Open Source Concepts TOPIC-1 Communication Technologies Very Short Answer Type Questions (1 Mark each) Question 1: Identify the Domain name and URL from the following: http://www.income.in/home.aboutus.hml Answer: Domain name – income.in URL – http://www.income.in/home.aboutus.hml. Question 2: What is web hosting? Answer: Web hosting is…

### Important Questions for Class 12 Computer Science (Python) – Boolean Alegbra

Important Questions for Class 12 Computer Science (Python) – Boolean Alegbra TOPIC- 1 Basics of Boolean Algebra Very Short Answer Type Questions (1 Mark each) Question 1: Express the OR operator in terms of AND and NOT operator. Answer: Question 2: Answer: (a) x+x’=1-Complementary law (b) xy+x=x & absorption law Question 3: Which gates are…

### Important Questions for Class 12 Computer Science (Python) – Structured Query Language

Important Questions for Class 12 Computer Science (Python) – Structured Query Language Short Answer Type Questions Question 1: Write queries for (i) to (iv) and find ouputs for SQL queries (v) to (viii), which are based on the  tables. Table : VEHICLE Note: PERKS is Freight Charges per kilometer. Km is kilometers Travelled NOP is…

### Important Questions for Class 12 Computer Science (Python) – Database Concepts

Important Questions for Class 12 Computer Science (Python) – Database Concepts Short Answer Type Questions-I Question 1: Observe the following PARTICIPANTS and EVENTS table cerefully and write the name of the RDBMS operation which will be used to produce the output as shown in RESULT? Also, find the Degree and Cardinality of the RESULT. Answer:…

### Important Questions for Class 12 Computer Science (Python) – Lists Manipulation and Implementation

Important Questions for Class 12 Computer Important Questions for Class 12 Computer Science (Python) – Lists Manipulation and Implementation TOPIC-1 Data Structures Short Answer Type Questions (2 marks) Question 1: Define a data structure. Answer: A data structure is a group of data which can be processed as a single unit. This group of data may…

### Important Questions for Class 12 Computer Science (Python) – Object Oriented Programming Concepts

Important Questions for Class 12 Computer Science (Python) – Object-Oriented Programming Concepts TOPIC-1 General OOP Concepts Short Answer Type Questions (2 marks) Question 1: How is a static method different from an instance method? Answer: Static method has to be defined outside a class. It can be called without an object. Instance method is defined…