CBSE Class 12 Informatics Practices Sample Paper 2012 (2)

Scroll down for PDF

CBSE Class 12 Informatics Practices Sample Paper 2012 (2). CBSE issues sample papers every year for students for class 12 board exams. Students should solve the CBSE issued sample papers to understand the pattern of the question paper which will come in class 12 board exams this year. The sample papers have been provided with marking scheme. It’s always recommended to practice as many CBSE sample papers as possible before the board examinations. Sample papers should be always practiced in examination condition at home or school and the student should show the answers to teachers for checking or compare with the answers provided. Students can download the sample papers in pdf format free and score better marks in examinations. Refer to other links too for latest sample papers. 

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

Please click the link below to download full pdf file for CBSE Class 12 Informatics Practices Sample Paper 2012 (2)

Tags: 


Click on the text For more study material for Informatics Practices please click here - Informatics Practices

Latest NCERT & CBSE News

Read the latest news and announcements from NCERT and CBSE below. Important updates relating to your studies which will help you to keep yourself updated with latest happenings in school level education. Keep yourself updated with all latest news and also read articles from teachers which will help you to improve your studies, increase motivation level and promote faster learning

JEE Entrance Exam 2020 Dates Registration Admit Cards Exam Pattern

JEE Entrance exam is conducted for students who wish to pursue engineering in different subjects or categories like mechanical, CS, etc.. It is officially organized and conducted by NTA. Formerly it was organized by CBSE. It avails seats for students in IITs, NITs, and...

Seven Motivational tips for every student

If you’re are a student or a learner and you doesn’t feel like study then this article is going to be very important for you, Reading constantly and Staying motivated as a student is one of the most challenging tasks and barriers to educational success. Education is...

CBSE DATE SHEET 2020

Central Board of Secondary Education, CBSE is to conduct the 10th and 12th Board Examination 2020 from February 15, 2020. Due to University Admissions, CBSE has shifted Board Exams dates from 1 March to February 15 from 2019. This year too CBSE would be making changes...

NCERT NTSE Admit Card 2020 released - know more

Introduction: NTSE 2020 National Talent search examination is conducted by NCERT to take out the students who excel in science. It is organized to measure and let the students with talent outshine in their coming future. This talent search exam is taken in 2 stages....

Registration of NEET 2020 starts

The NEET 2020 registration process would start on Monday, December 2nd, 2019. National Testing Agency, NTA would carry out the county’s undergraduate entrance exam for medical and dental admissions.  The examination is scheduled to take place in English, Hindi, and...

Extension of dates by CBSE for Single Girl Child Merit (SGC) scholarship

CBSE has announced to extend dates for SGC scholarship. Previously the dates to submit the SGC scholarship form were 18 October 2019. Now dates have shifted. For online submission, the last date is 31st October. Whereas date for submission of hard copies of renewal...

×
Studies Today