NCERT Class 12 Informatics Practices Assignments

  • 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 primary key in a table...

  • 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()     b. Integer....

  • CBSE Class 12 Informatics Practices Revision Assignment Set B

    Informatics Practices Assignment No. 2 Q1) What is inheritance? Explain different type of inheritance? Q2) Define class? Create a class abc having function add( ) and another class xyz having function sub( ) call the function add( ) and sub( ) without creating object of class abc? Q3) Explain...

  • CBSE Class 12 Informatics Practices Revision Assignment Set A

      Informatics Practices Assignment 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 by them. Q.3. What is...

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 primary key in a table is different from unique key constraint?

 


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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()     b. Integer.toString()    c. Math.round()

d. Math.pow()   e. length()   f. Byte.parseByte()

g. substring()    h. concat()   i. toLowerCase()

j. JOptionPane.showMessageDialog() k. next() l. DriverManager.getConnection()

 


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CBSE Class 12 Informatics Practices Revision Assignment Set B

Informatics Practices

Assignment No. 2

Q1) What is inheritance? Explain different type of inheritance?

Q2) Define class? Create a class abc having function add( ) and another class xyz having function sub( ) call the function add( ) and sub( ) without creating object of class abc?

Q3) Explain overiding at method with an example?

 


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CBSE Class 12 Informatics Practices Revision Assignment Set A

 

Informatics Practices

Assignment

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:

 


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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 by them.

Q.3. What is data redundancy?

Ans. It is duplication of data in a database. It leads to the problems like wastage of space and data inconsistency.

 


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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 known?

7. What are the various types of networks?

8. What is the difference between MAN and WAN?

 


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CBSE Class 12 Informatics Practices Web Application Development Assignment

 

WEB APPLICATION DEVELOPMENT

Solved Questions:

 


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CBSE Class 12 Informatics Practices Programming Fundamentals Assignment

 

PROGRAMMING FUNDAMENTALS

Questions and Answers

Q1. Name any two Object Oriented Programming languages?

 


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CBSE Class 12 Informatics Practices Networking and open standards Assignment

 

NETWORKING AND OPEN STANDARDS

Solved Questions:

Q1. What is MAC Address?

 


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CBSE Class 12 Informatics Practices MYSQL Revision Tour Assignment

 

MYSQL REVISION TOUR

SOLVED QUESTIONS

1. What do you mean by a Database Management System?

 


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