CBSE Class 12 Informatics Practices Sample Paper 2012 Set 01 Solved

Informatics Practices
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Official CBSE Practice Papers for Class 12 Informatics Practices

Access comprehensive sample question papers for Class 12 Informatics Practices using the CBSE Class 12 Informatics Practices Sample Paper 2012 Set 01 Solved. Designed to align with the 2026-27 CBSE academic guidelines, these model papers help students assess their exam readiness and understand current marking schemes.

Solved Model Papers for Informatics Practices

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Section - A

Q 1. Answer the following questions

(a) Distinguish between open source software and proprietary software with respect to initial software license cost.

(b) Write the purpose of the following software:

i) Mozilla FireFox ii) PHP

(c) Differentiate between ER Modeling and Object Modeling Techniques .

(d) How is Datawarehouse useful to an organization?

(e) Name two areas in industries where business computing can be applied.


Q2 Answer the following questions:

(a) State the difference between SQL and PL/SQL.

(b) Differentiate between Cursors and Triggers.

(c) How is Database fragmentation related to Distributed databases?

(d) What are PL/SQL blocks? How many types of PL/SQL block definition exist? Explain with suitable examples.


Q3 Answer the following questions:

(a) How do we specify comments in Visual basic? How do we break a long line of code to a new line?

(b) Write the steps in Program Solving Methodology. Give a suitable example showing use of Problem Solving Methodology.

(c) Explain the following Terms

(i) Modular Programming

(ii) Object Oriented Programming

(iii) Event Driven Programming

(iv) RAD

 

Sections - B
 
Q1. Mr. C D Sharma learnt elementary Visual Basic programming and started making an application for his 7-year-old kid. He made an application for viewing different type of shapes. Initially he designed the basic application as shown below

CBSE Class 12 Informatics Practices Sample Paper 2012 (1) 1

CBSE Class 12 Informatics Practices Sample Paper 2012 (1) 2

CBSE Class 12 Informatics Practices Sample Paper 2012 (1) 3

Now he wants to exercise some control over the command buttons displayed in the form. His requirements are listed as below
Requirement 1: Enable Draw Shape command button and disable all other Command Button Controls in the beginning. Also the form should not have any shape displayed.
Requirement 2: On Clicking Draw Shape command button, all the command buttons except Draw Shape command button should be enabled.
Requirement 3: On clicking command buttons Rectangle, Square, Oval, Circle,
Rounded Rectangle, Rounded Square the respective shape should be displayed.
Requirement 4: On Clicking Clear Shape command button the status of requirement
 
1 should be resumed.
 
(a) Write a procedure DrawShape to set the properties of shape object shpPlay as height = 2000, width = 3000 , top = 1500 and left = 4000. The shape should be displayed after setting these parameters. 
 
(b) Write a procedure DisableControl to disable the controls as per requirements in 1 and 3. 
 
(c) Write a procedure EnableControl to enable the controls as per requirement in 2
 
(d) Write code for requirement number 3 
 
(e) Write the code statement required for requirement number 4


 

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Exam Preparation Sample Paper for Class 12 Informatics Practices CBSE Class 12 Informatics Practices Sample Paper 2012 Set 01 Solved

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Access structured sample papers for Class 12 Informatics Practices. Solving the CBSE Class 12 Informatics Practices Sample Paper 2012 Set 01 Solved provided above helps students understand official exam blueprints and tackle anticipated question formats with confidence.

Why Practice Class 12 Informatics Practices Sample Papers?

  • Exam Blueprint: Understand mark allocations and structural guidelines relevant to Class 12 evaluations.
  • Targeted Improvement: Identify weak areas in Class 12 Informatics Practices requiring focused revision.
  • Pacing & Precision: Practice mixed question formats to build execution speed and ensure timely paper completion.

Steps to Follow After Completing CBSE Class 12 Informatics Practices Sample Paper 2012 Set 01 Solved

  1. Review Solutions: Evaluate your completed papers using expert-verified guidance inside our solution sets.
  2. Target Weaknesses: Class 12 students should analyze missed questions to rectify conceptual misunderstandings.
  3. Deep Revision: Re-read sections in the NCERT book for Class 12 Informatics Practices to clear doubts before solving items again.

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