CBSE Class 12 Informatics Practices Revision Assignment Set D
INFORMATICS PRACTICES WORK SHEET – II TERM Q1: (a)Which commands in MySql is used to make any Database current Database and see the list of table in that data base? (b) What do you mean by table level constraint and column level constraints? Give example for that. (c) How…
CBSE Class 12 Informatics Practices Revision Assignment Set C
1. Differentiate between: a. JTextField and JPasswordField b. JButton and JFrame c. JCheckBox and JRadioButton d. JComboBox and JListBox e. JTextField and JTextArea f. JLabel and JTextField 2. Explain the use of following functions of Java: a. Integer.parseInt…
CBSE Class 12 Informatics Practices Revision Assignment Set A
1. Differentiate between: a. JTextField and JPasswordField b. JButton and JFrame c. JCheckBox and JRadioButton d. JComboBox and JListBox e. JTextField and JTextArea f. JLabel and JTextField 2. Explain the use of following functions of Java: a. Integer.parseInt() …
CBSE Class 12 Informatics Practices Database Concepts Assignment
DATABASE CONCEPTS Q.1. What is RDBMS? Ans: RDBMS stands for relational data base management system. It is a software package that managed a database. Q.2 What is the function of a database management system? Ans. It provides the users that much information that is required…
CBSE Class 12 Informatics Practices Worksheet All Chapters
Chapter 1 1. What is MAC Address? 2. Write two advantages of networks. 3. Write two disadvantages of networks. 4. What is communication channel? Name the basic types of communication channels available. 5. What is IP address? 6. What is domain name? How is it alternatively…
CBSE Class 12 Informatics Practices Web Application Development Assignment
Brief Summary of the Chapter: World Wide Web is an example of an information protocol/service that can be used to send and receive information over the internet. It supports: • Multimedia Information (Text, Movies, Pictures, Sound, Programs etc…) • Hyper Text Information : (…
CBSE Class 12 Informatics Practices Programming Fundamentals Assignment
PROGRAMMING FUNDAMENTALS Questions and Answers Q1. Name any two Object Oriented Programming languages? Ans. C++ and Java Q2. Why is java called a platform independent language? Ans Java program can be easily moved from one computer system to another, anywhere anytime. …
CBSE Class 12 Informatics Practices Networking and open standards Assignment
Brief Summary of the Chapter: In this chapter we are going to study about computer Networks, associated terminology and related concept along with network devices. Key Points of the Chapter: • Network: A Computer Network is a number of computers (Usually called terminals…
CBSE Class 12 Informatics Practices MYSQL Revision Tour Assignment
MYSQL REVISION TOUR SOLVED QUESTIONS 1. What do you mean by a Database Management System? Ans- Database Management is a collection of programs and files that allow a user to define structure of a database, store data into it, modify the structure and manipulate the data. 2.…
CBSE Class 12 Informatics Practices More RDBMS Assignment
More RDBMS(Relational Database Management System) Q.1: What do you mean by DBMS and Transaction Management ? Suppose Raunak's account number is 3246 and his aunt's account number is 5135. In order to process the cheque presented by Raunak, the following two SQL commands need…
CBSE Class 12 Informatics Practices More on SQL Grouping Records and Table Joins Assignment
More on SQL- Grouping Records and Table Joins Very Short Question Answer 1. Why is it not allowed to give String and Date type arguments for SUM() and AVG() functions? Can we give these type of arguments for other functions? Answer : String and dates are not real numbers that…
CBSE Class 12 Informatics Practices More About Classes And Libraries Assignment
Brief Summary of the Chapter: In this chapter the way access of members of a class i.e. about access specifier will be discuss. Java include predefined classes in the form of packages which are also called Java class Library. Some of the used packages are: java.lang…
CBSE Class 12 Informatics Practices Java GUI Programming Revision Tour Assignment
JAVA GUI PROGRAMMING REVISION TOUR – II [Swing Controls] SOLVED QUESTIONS 1.What does getPassword() on a password field return? (a) a string (b) an integer (c) a character array. Ans: (c) a character array 2. Which of the following component is the best suited to accept the…
CBSE Class 12 Informatics Practices Java Database Connectivity To MySQL Assignment
Brief Summary of the Chapter: In this chapter we shall know how to connect the front end NetBeans application with back-end databases through JDBC,ODBC for making GUI applications. KEY POINTS: • Classes used for Database Connectivity - Driver Manager Class, - …
CBSE Class 12 Informatics Practices IT Applications Assignment
CHAPTER 18 IT- Applications VERY SHORT QUESTIONS-ANSWERS Q.1: Give some examples of input values, where Radio Button and Check Boxes should be used for efficiency in the application. Answer : for selection criteria applying, Providing optional choices. Q.2: What are the…