Class 9 set book pradhan publication
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Class 10 DBMS notes
which data type is used to store numeric characters or special symbol in MS Access? = Short Text which view is used to modify a table in MS Access? = Design view What Is a Database? Give examples A database is an organized collection of structured information, or data, typically stored electronically in a computer system. eg. of database are: MySQL, SQL Server, MongoDB, Oracle Database, PostgreSQL, Informix, Sybase, etc. What is primary key ? List its advantages of it. A primary key is a special relational database table column (or combination of columns) designated to uniquely identify each table record. Advantages of primary key: a) Data can not be repeated. It prevents duplicate records from being entered. b) It makes fast access for database to locate records in the table. Fast sorting and searching records. c) It creates the relationship between tables. d) It avoids null value. what is data sorting?? list the advantages of data sorting. Data sorting is any process that involves
Class 10 all question answer from set book for second term
what is a search engine? A search engine is a software program that helps people find the information they are looking for online using keywords or phrases. what is the business done through the internet called? E-commerce what is the law that govern the legal issues of cyberspace?? Cyber Law Which is the smallest unit to represent information on quantum computing? =A quantum bit or qubit is the smallest unit of data in quantum computing. full form of UTP = Unshielded Twisted Pair. STP= Shielded Twisted Pair. WAP= Wireless application protocol FTP: File Transfer Protocol MAN: Metropolitan Area Network. ADSL: Asymmetric Digital Subscriber Line TCP/IP: Transmission Control Protocol/Internet Protocol B2B: Business to Business ICT: Information and communications technology LAN: Local area network what is computer networking? write its advantages and disadvantages Computer networking refers to interconnected computing devices that can exchange data and share resources with each other. ad
Class 10 set book questions
what is a search engine? A search engine is a software program that helps people find the information they are looking for online using keywords or phrases. what is the business done through the internet called? E-commerce what is the law that govern the legal issues of cyberspace?? Cyber Law Which is the smallest unit to represent information on quantum computing? =A quantum bit or qubit is the smallest unit of data in quantum computing. full form of UTP = Unshielded Twisted Pair. STP= Shielded Twisted Pair. WAP= Wireless application protocol FTP: File Transfer Protocol MAN: Metropolitan Area Network. ADSL: Asymmetric Digital Subscriber Line TCP/IP: Transmission Control Protocol/Internet Protocol B2B: Business to Business ICT: Information and communications technology LAN: Local area network what is computer networking? write its advantages and disadvantages Computer networking refers to interconnected computing devices that can exchange data and share resources with each other. ad
Class 6 chapter 10 (Spreadsheet software)
a) What is spreadsheet? what are the important features of spreadsheet? =Spreadsheet is a software that gives us the ability to enter mathematical formulas ranging from simple arithmetic to complex statistics. The important features of spreadsheet are: i) Spreadsheet allows you to perform calculations on data quickly and accurately. ii) Spreadsheet recalculates the result of a mathematical formula automatically if you make a change in a value or number in a cell. iii) Spreadsheets allow you to lay figures out on a grid, calculating and manipulating them visually. iv) Spreadsheet software gives you the ability to enter mathematical formulas ranging from simple arithmetic to complex statistics. b) what is Microsoft Excel? why is it so popular? =MS Excel is a commonly used Microsoft Office application. It is a spreadsheet program which is used to save and analyse numerical data. Excel is a powerful software for doing simple analytics and helping people make sense of numbers. It is ama
Class 10 Chapter 1 important notes (Telecommunication and Computer Networking)
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Class 10 computer chapter 1
What is data communication? What are the five components of data communication? Ans: Data communication is the transmission of digital data between two or more computers and a computer network or data network is a telecommunications network that allows computers to exchange data. The five components of data communication are: Message sender receiver Transmission medium & protocol differentiate between simplex ,half duplex and full duplex mode... what is a communication media? differentiate between guided media and unguided media. Answer:Communication media refers to the means of delivering and receiving data or information. What is Coaxial Cable ? give some of its practical uses. answer:A coaxial cable is an electrical cable with a copper conductor and an insulator shielding around it and a braided metal mesh that prevents signal interference and cross talk. Coaxial cable is also known as coax. Coaxial cable is commonly used by cable operators, telephone companies, and internet
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