CBSE Class 12 Informatics Practices Sample Paper 2011 Solved Set B

Read and download PDF of CBSE Class 12 Informatics Practices Sample Paper 2011 Solved Set B designed as per the latest curriculum and examination pattern for Class 12 issued by CBSE, NCERT and KVS. The latest Class 12 Informatics Practices Sample Papers have been provided with solutions so that the students can solve these practice papers and then compare their answers. This will help them to identify mistakes and improvement areas in Informatics Practices Class 12 which they need to study more to get better marks in Class 12 exams. After solving these guess papers also refer to solved Class 12 Informatics Practices Question Papers available on our website to build strong understanding of the subject

Sample Paper for Class 12 Informatics Practices Pdf

Students can refer to the below Class 12 Informatics Practices Sample Paper designed to help students understand the pattern of questions that will be asked in Class 12 exams. Please download CBSE Class 12 Informatics Practices Sample Paper 2011 Solved Set B

Informatics Practices Class 12 Sample Paper

Section – A

Q 1. Answer the following questions

(a) Explain the following terms:

i. UNICODE

ii. GNU

(b) Explain the term Client Server Computing using suitable example.

(c) What does Object Oriented Modeling Technique mean? Why do we use UML?

(d) Explain the term Data Dictionary, Data Warehousing, Data Mining and Meta Data using suitable Examples.

Q2 Answer the following questions

(a) How do we restrict duplicate rows in SQL SELECT Query? Give example

(b) Define SQL Functions. Explain Single Row Functions and its subcategories giving examples in each category.

(c) Differentiate between Row Level Triggers and Statement Level Triggers using suitable example.

Q3 Answer the following questions

(a) Define the term Errors. Give any two general types of Errors with respect to visual basic error object.

(b) Differentiate between System Defined and User Defined functions in Visual Basic. Define a function funCheckNumeric() to check for validity of a numeric value passed as argument to the function. The function will return True if the value is numeric else will return False.

(c) Define the term Common Dialog Box. Explain the process to include and a Common Dialog Box in a visual Basic form and write the code fragment to show File Open Dialog when mnuFileNew is clicked?

Q4 Read the following case study and answer the questions that follows
A Class XII student studying Informatics Practices Course made a Picture Viewer using Visual Basic as programming tool. He had used a Form with Drive List Box, Directory List Box, File List Box and a Image control as described in the following table.

CBSE Class 12 Informatics Practices Sample Paper 2011 (2) 1

Answer the following questions based on the above program
 
(a) What is the function Name used to assign picture to an Image Control 
 
(b) Give the value for the Pattern Property of File List Box to show only JPEG images. 
 
(c) Write the code statement for dirMyDirectory_Change() event such that whenever there is a change in directory list box the file list box (filMyFile )should point towards the file in that directory
 
(d) Write a code statement for drvMyDrive_Change() event such that whenever there is a change in drive list box the directory list box should get modified
 
(e) Write a code snippet to trap the error and report it, when user selects a: in the drive list box and there is no floppy disk present in a: (a drive). The drive list box should revert back to c: drive


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Sample Paper Informatics Practices Class 12

We hope you liked the above provided CBSE Class 12 Informatics Practices Sample Paper 2011 Solved Set B. To get an understanding of the type of questions which were asked in exams, it is important for Class 12 students to refer to CBSE Class 12 Informatics Practices Sample Paper 2011 Solved Set B that we have provided above. Students can download the Sample Paper for Class 12 Informatics Practices which will be coming in the exams so that you can practise them and solve all types of questions that can be asked in exams. If you do CBSE Class 12 Informatics Practices Sample Paper 2011 Solved Set B for Class 12 Informatics Practices you will easily understand the way examination Sample Paper are set by teachers.

Class 12 Informatics Practices Sample Paper

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