CBSE Class 12 Informatics Practices Sample Paper 2012 Solved Set B

Read and download the CBSE Class 12 Informatics Practices Sample Paper 2012 Solved Set B, designed by expert teachers according to the latest 2025-26 curriculum and examination pattern issued by CBSE, NCERT, and KVS. These Class 12 Informatics Practices sample papers include detailed step-by-step solutions, helping students to practice and evaluate their performance against the most recent marking schemes.

Solved Sample Paper for Class 12 Informatics Practices PDF

Our Class 12 Informatics Practices model papers are important for understanding the weightage of different chapters and the difficulty level of expected questions. By solving these guess papers Class 12 students can identify weak areas and improve time management. We also suggest referring to our Class 12 Informatics Practices Question Papers of previous years to further strengthen your exam preparation.

Class 12 Informatics Practices Sample Paper with Solutions

 

Q 1. Answer the following questions: 

(a) Expand the following abbreviations: 

i) OSS 

ii) GNU

iii) W3C 

iv) FOSS 

(b) Compare Front end and Back end with respect to software. 

( c) Give one example to show how Data Mining is useful. 

(d) Write the purpose of feasibility study conducted during System Development Life Cycle. 

(e) Identify the type of relationship represented by the following statements and draw an entity relationship diagram to show it."Each item must have one and only one price. Each price may be for more than one item" 


Q2 Answer the following questions: 

(a) Write names of any two popular Relational Database Management Systems. 

(b) Define SQL. List three subcategories of SQL commands giving one example of command in each category. 

(c) Distinguish between Decision Control and Looping Control Structure giving one example each of commands provided by PL/SQL for both these types of control structures. 


Q3 Answer the following questions: 

(a) What is an Event? Name an Event Driven programming language. 

(b) Differentiate using a suitable example, between MsgBox () and InputBox () functions in Visual Basic. 

(c) Differentiate between ADODB project reference and ADO DC in a form using suitable Example

 

Section - B
 
Q4 Read the following case study and answer the questions that follow:
 
Mr Nath of Quick Solution Software Corporation has got requirement of a Software Project from a Customer in Tours and Travel Business. He performed the preliminary analysis and found that software Application should be based on Client/Server technology. He opted for Visual Basic Language to develop the front end. Given below is one of the forms to enquire about railway reservation. Carefully observe the following picture.

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

 
The List for the above form is as follows

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

(a) Write the value for the Caption property of the Object cmdCheckStatus. 
 
(b) Write the code snippet for cmdCloseMe Command Button if it is required to close the form on its Click event. 
 
(c) Write a code snippet so that the user can enter only number in the DD field. 
 
(d) Write a procedure to check for the validity of the entered date value. Clear the text boxes for invalid date value and set the focus on txtDD.



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How to download CBSE Class 12 Informatics Practices Sample Paper 2012 Solved Set B in PDF?

Students can easily download the CBSE Class 12 Informatics Practices Sample Paper 2012 Solved Set B from our website to prepare for their upcoming examinations. To score high marks, it is important for Class 12 students to understand the exaact pattern as per which teachers design the question papers. We strongly suggest that you practice these latest sample papers for Informatics Practices and solve different types of questions that are expected to come this year. You can downloadin PDF format so that you can practice offline. We also recommend that Class 12 students solve these papers actual exam conditions at home.

Why should you solve CBSE Class 12 Informatics Practices Sample Paper 2012 Solved Set B?

Practicing these model papers has several benefits for Class 12 students:

  • New Question Bank: This set has fresh questions for Informatics Practices which are different from previous years.
  • Exam Pattern Knowledge: Solving more sets will help you to understand the weightage of each chapter in Class 12 and also the type of questions asked.
  • Identify Weak Areas: Comparing your score in each set to find out topics in Class 12 Informatics Practices for which you need hard work.
  • Speed and Accuracy: Attempting MCQ questions and long-form problems for Class 12 Informatics Practices makes you faster and better and you will be able to finish your exam on time.

What should you do after solving CBSE Class 12 Informatics Practices Sample Paper 2012 Solved Set B?

  1. Check Your Work: Match your answers with the solutions given by our teachers in the Informatics Practices Sample Paper PDF.
  2. Learn from Mistakes: Class 12 students should focus on the questions which you solved incorrectly and understand the error.
  3. Revision: If you find a question difficult you shoul refer to NCERT book for Class 12 Informatics Practices to understand concepts and then try the question again.
  4. Continuous Practice: Solve multiple sets of Informatics Practices sample papers from studiestoday.com to build confidence before the CBSE exams.
Where can I download the PDF for CBSE Class 12 Informatics Practices Sample Paper 2012 Solved Set B?

You can download the complete PDF for CBSE Class 12 Informatics Practices Sample Paper 2012 Solved Set B for free from StudiesToday.com. Our resources for Class 12 Informatics Practices are updated for the latest academic session and follow the official exam pattern.

Are solutions provided for CBSE Class 12 Informatics Practices Sample Paper 2012 Solved Set B?

Yes, CBSE Class 12 Informatics Practices Sample Paper 2012 Solved Set B comes with detailed, teacher-verified solutions. We have provided step-by-step answers for Informatics Practices to help students of Class 12 understand correct methodology and marking scheme.

How can practicing CBSE Class 12 Informatics Practices Sample Paper 2012 Solved Set B help in exam preparation?

Practicing this Informatics Practices paper helps in time management and identifying important topics. For Class 12, solving mock papers is the best way to gain confidence and reduce exam-day anxiety.

Is the CBSE Class 12 Informatics Practices Sample Paper 2012 Solved Set B accessible on mobile and tablets?

Yes, all our study materials for Class 12 Informatics Practices are provided in a mobile-friendly PDF format. You can easily download CBSE Class 12 Informatics Practices Sample Paper 2012 Solved Set B on your mobile device.