CBSE Class 12 Informatics Practices Question Paper 2007 (2)

CBSE Class 12 Informatics Practices Question Paper 2007 (2). Students can download the last year question papers using the link below. Free download of examination question papers with solutions.Last 10 year question papers should be practised to get better marks in examinations.

Q. 1. Answer the following questions:

i. Explain the term Metadata using suitable example. 

ii. What is a Financial Accounting system? Name any two entities or tables that could be a part of this system. 

iii. What is feasibility study with reference to SDLC? Explain. 

iv. Explain the concept of object-oriented modeling. 

v. Define Data Warehousing using suitable example. 

Q. 2. Answer the following questions:

i. What do you understand by the term Event Driven Programming? Explain. 

ii. Write the names of any two properties and any two methods, which are common to the checkbox object and option button object. 

iii. Differentiate between the DriveListBox and DirListBox. Also name the most important property of each of these controls, which needs to be set by the user. 

iv. What is the purpose of the Common Dialog control? List any two methods of the Common Dialog Control. 

v. What do you understand by the term data-bound controls? Name any two data-bound controls that can be used on a form. 

Q.3. Answer the following questions:

i. What do you understand by the term Equi - Join? Give an example. 

ii. Explain the difference between the SUBSTR and INSTR function of SQL with the help of an example. 

iii. What are group functions of SQL? Name any two group functions. 

iv. Differentiate between the COMMIT and ROLLBACK commands of SQL. 

v. Explain the usage of the IN OUT parameter of a PL/SQL procedure with the help of an example. 

Please click the link below to download pdf file of CBSE Class 12 Informatics Practices Question Paper 2007 (2).