CBSE Class 12 Computer Science Society Law and Ethics Worksheet Set E

Practice Worksheet CBSE Class 12 Computer Science Topic: Society, Law and Ethics   Q1) What is identity theft?  Ans: Identity theft is the theft of personal information to commit fraud.   Q2) What is Cyber law?  Ans: Cyber law is a generic term which refers to all the legal…

CBSE Class 12 Computer Science Society Law and Ethics Worksheet Set D

Practice Worksheet CBSE Class 12 Computer Science Topic: Society, Law and Ethics Q1) Define online fraud?  Ans: Fraud committed using the internet is called online fraud.   Q2) What is secure connection?  Ans: https:// in a URL means it is a secure connection and no one can…

CBSE Class 12 Computer Science Society Law and Ethics Worksheet Set C

Practice Worksheet CBSE Class 12 Computer Science Topic: Society, Law and Ethics Q1) What is the full form of VISA and GNU?  Ans: VISA refers to Visa International Service Association and GNU refers to GNU’s Not UNIX.   Q2) What do you mean by FSF?  Ans: FSF is a Free…

CBSE Class 12 Computer Science Society Law and Ethics Worksheet Set B

Practice Worksheet CBSE Class 12 Computer Science Topic: Society, Law and Ethics Q1) What is information?  Ans: Information is the means to acquire knowledge.   Q2) Define ethical issues?  Ans: A problem or situation that requires a person or organization to choose between…

CBSE Class 12 Computer Science Society Law and Ethics Worksheet Set A

Practice Worksheet CBSE Class 12 Computer Science Topic: Society, Law and Ethics   Q1) What do you mean by cyber ethics?  Ans: Cyber ethics is the study of ethics pertaining to computers, covering user behaviour and what computers are programmed to do.   Q2) What do you…

CBSE Class 12 Computer Science Programming and Computational Thinking Worksheet Set F

Practice Worksheet CBSE Class 12 Computer Science Topic: Programming and Computational Thinking (PCT-2) Q1) What is complexity?  Ans: Complexity refers to the measure of the efficiency of an algorithm.   Q2) What is data visualization?  Ans: Data visualization refers to the…

CBSE Class 12 Computer Science Programming and Computational Thinking Worksheet Set E

Practice Worksheet CBSE Class 12 Computer Science Topic: Programming and Computational Thinking (PCT-2) Q1) What is file?  Ans: A file in itself is a bunch of bytes stored on some storage device line hard disk, thumb driver etc.   Q2) What do you mean by package?  Ans: A…

CBSE Class 12 Computer Science Programming and Computational Thinking Worksheet Set D

Practice Worksheet CBSE Class 12 Computer Science Topic: Programming and Computational Thinking (PCT-2) Q1) What is function?  Ans: A function is a subprogram that acts on data and often returns a value.   Q2) What do you mean by flow of execution in a function call?  Ans: …

CBSE Class 12 Computer Science Programming and Computational Thinking Worksheet Set C

Practice Worksheet CBSE Class 12 Computer Science Topic: Programming and Computational Thinking (PCT-2)   Q1) What do you mean by strings in Python?  Ans: Strings in Python are stored as individual characters in contiguous locations, with two way index for each location…

CBSE Class 12 Computer Science Programming and Computational Thinking Worksheet Set B

Practice Worksheet CBSE Class 12 Computer Science Topic: Programming and Computational Thinking (PCT-2) Q1) What is lexical unit?  Ans: The smallest individual unit in a program is known as token or a lexical unit.   Q2) What are keywords?  Ans:  A keyword is a word having…

CBSE Class 12 Computer Science Programming and Computational Thinking Worksheet Set A

Practice Worksheet CBSE Class 12 Computer Science Topic: Programming and Computational Thinking (PCT-2) Q1) What is computer network? Ans: A computer network is a collection of interconnected autonomous computing devices so as to exchange.   Q2) What do you mean by hub? …

CBSE Class 12 Computer Science Data Management Worksheet Set E

 Practice Worksheet CBSE Class 12 Computer Science Topic: Data Management     Q1) What is connection object?  Ans: A database connection object controls the connection to the database. It represents a unique session with a database connected from within a script.   Q2)…

CBSE Class 12 Computer Science Data Management Worksheet Set D

 Practice Worksheet CBSE Class 12 Computer Science Topic: Data Management     Q1) Name some popular web frameworks?  Ans: Django- Python, Ruby on Rails. Rubies, Express-js-javascript are the popular web framework.   Q2) What are some commonly used commands for Django…

CBSE Class 12 Computer Science Data Management Worksheet Set C

 Practice Worksheet CBSE Class 12 Computer Science Topic: Data Management       Q1) What is Django?  Ans: Django is a web framework that is used along with Python to develop dynamic website.   Q2) What are project and app in Django?  Ans: A project refers to an entire…

CBSE Class 12 Computer Science Data Management Worksheet Set B

Practice Worksheet CBSE Class 12 Computer Science Topic: Data Management   Q1) What are data types in MySQL?  Ans: Data types are means to identify the type of data and associated operations for handling it. Q2) What is a constraint?  Ans: A constraint is a condition or…