REAL EVENTS · CBSE 083 & 065
Live Challenge History
KVCoders conducts regular, timed Live Challenges for CBSE Class 11 & 12 Computer Science and Informatics Practices — everyone answers the same question at the same time. Browse what's coming up, and review the real questions from challenges that have already run.
Upcoming Live Challenges
Scheduled
Mixed: DML + Retrieval - Combined Application
Scheduled
Aggregate Functions + Grouping
Scheduled
Joins
Scheduled
Python-SQL Interface
Scheduled
Unit 3 comprehensive revision
Scheduled
Challenge: Functions + Files
Scheduled
Challenge: Joins + Aggregates
Scheduled
Comprehensive revision: Unit 1 + Unit 3 (weighted toward Unit 1)
Scheduled
Final challenge: full syllabus mixed (Unit 1 + Unit 3)
Past Live Challenges
Completed
Retrieval Refinement
Completed
DML - Select Basics
Completed
DML - Insert/Update/Delete
Completed
DDL — Alter/Drop
Completed
DDL — Create
Completed
Keys
Completed
DB Concepts + Relational Model
Completed
Unit 1 Comprehensive Revision (Functions + Exceptions + Files + Stack)
Completed
Stack - Applications
Completed
Stack - Concepts
Completed
Mixed: Text + Binary + CSV revision
Completed
CSV Files - csv module
Completed
Binary Files - pickle module
Completed
Text Files - read/write/seek
Completed
File Handling Intro + Text Files
Completed
Mixed: Functions + Exceptions - combined application
Completed
try/except/else/finally - combined exception scenarios
Completed
Exception Basics - try/except introduction
Completed
Scope + mixed functions revision
Completed
Return Values + Flow of Execution
Completed
Arguments & Parameters
Completed
Function Basics
Completed
Class 12 CS – Complete Python Test
Completed
Class 12 CS – SQL & Database Test
Completed
Class 12 CS – Complete Python Test
Completed
Class 12 CS – Complete Python Test
Completed
Class 12 CS – Complete Python Test
Completed
Class 12 CS – CSV File Handling Challenge
Completed
Class 12 CS – CSV File Handling Challenge
Completed
Class 12 CS – CSV File Handling Challenge
Completed
Class 12 CS – Python Revision(Class 11 ) Challenge
Completed
Class 12 CS – Functions, Global Variables & Types of Arguments
Completed
Class 12 CS – Stack Data Structure
Completed
Class 12 CS – Functions & Exception Handling
Completed
Class 12 CS – Binary File Handling Moderate Level
Completed
Class 12 CS – Text File Handling Live Challenge
Completed
Class 12 CS – Binary File Handling Live Challenge
Completed
Class 12 CS – CSV File Handling & Stack Live Challenge
Completed
Functions, Exceptions & File Handling Challenge 3
Completed
Functions, Exceptions & File Handling Challenge 3
Completed
Functions, Exceptions & File Handling Test
Completed
Functions, Exceptions & File Handling Challenge
Completed
Trial Test For Web Users
Completed
Quick Test
Completed
Class 12 CS – Python & SQL Advanced Challenge
Completed
Python & SQL Challenge
Completed
Class 11 Python Revision Test
Completed
Class XII Test A1.0
Completed
Functions, File Handling & Stack
Completed
test run c8
Completed
test
Completed
tes run
Completed
test7
Completed
test run
Completed
test6
Completed
smoke test
Completed
smoke test
Completed
Live Test 2.0 Verification - Class 12 CS
Completed
KVCoders Live Challenge — Internal Preview
Completed
Locked-Reveal Verification - Class 12 CS
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