Class 12 Computer Science Quiz Topic Wise
Last updated on February 19th, 2024 at 10:56 pm
Class 12 Computer Science Quiz
Unit I: Computational Thinking and Programming – 2
| S.N. | Topics Covered | Quiz |
| 1 | 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 of execution, scope of a variable (global scope, local scope) |
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| 2 | Exception Handling: Introduction, handling exceptions using try-except-finally blocks | Take Quiz |
| 3 | Introduction to files, types of files (Text file, Binary file, CSV file), relative and absolute paths | Take Quiz |
| 4 | Text file: opening a text file, text file open modes (r, r+, w, w+, a, a+), closing a text file, opening a file using with clause, writing/appending data to a text file using write() and writelines(), reading from a text file using read(), readline() and readlines(), seek and tell methods, manipulation of data in a text file | Take Quiz |
| 5 | Binary file: basic operations on a binary file: open using file open modes (rb, rb+, wb,wb+, ab, ab+), close a binary file, import pickle module, dump() and load() method, read, write/create, search, append and update operations in a binary file | Take Quiz |
| 6 | CSV file:import csv module, open / close csv file, write into a csv file using writer(),writerow(), writerows() and read from a csv file using reader()
Data Structure:Stack, operations on stack (push & pop), implementation of stack using list. |
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Unit II: Computer Networks
| S.N. | Topics Covered | Quiz |
| 1 | Evolution of networking: introduction to computer networks, evolution of networking (ARPANET, NSFNET, INTERNET)
Data communication terminologies: concept of communication, components of data communication (sender, receiver, message, communication media, protocols),measuring capacity of communication media (bandwidth, data transfer rate), IP address, switching techniques (Circuit switching, Packet switching) |
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| 2 | Transmission media: Wired communication media (Twisted pair cable, Co-axial cable, Fiber-optic cable), Wireless media (Radio waves, Micro waves, Infrared waves)
Network devices (Modem, Ethernet card, RJ45, Repeater, Hub, Switch, Router, Gateway, WIFI card) |
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| 3 | Network topologies and Network types: types of networks (PAN, LAN, MAN, WAN), networking topologies (Bus, Star, Tree)
Network protocol: HTTP, FTP, PPP, SMTP, TCP/IP, POP3, HTTPS, TELNET, VoIP Introduction to web services: WWW, Hyper Text Markup Language (HTML), Extensible Markup Language (XML), domain names, URL, website, web browser, web servers, web hosting |
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Unit III: Database Management
| S.N. | Topics Covered | Quiz |
| 1 | Database concepts: introduction to database concepts and its need
Relational data model: relation, attribute, tuple, domain, degree, cardinality, keys (candidate key, primary key, alternate key, foreign key) |
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| 2 | Structured Query Language: introduction, Data Definition Language and Data Manipulation Language, data type (char(n), varchar(n), int, float, date), constraints (not null, unique, primary key), create database, use database, show databases, drop database, show tables, create table, describe table, alter table (add and remove an attribute, add and remove primary key), drop table, insert, delete, select, operators (mathematical, relational and logical), aliasing, distinct clause, where clause, in, between, order by, meaning of null, is null, is not null, like, update command, delete command, aggregate functions (max, min, avg, sum, count), group by, having clause, joins: cartesian product on two tables, equi-join and natural join | Take Quiz |
| 3 | Interface of python with an SQL database: connecting SQL with Python, performing insert, update, delete queries using cursor, display data by using connect(), cursor(),execute(), commit(), fetchone(), fetchall(), rowcount, creating database connectivity applications, use of %s format specifier or format() to perform queries | Take Quiz |