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CBSE Class 12 Commerce Information Practices Sample Papers For 2017 Exams

CBSE Class 12 Commerce Information Practices Sample Papers For 2017 Exams

CBSE Class 12 Commerce Information Practices Sample Papers : The CBSE envisions a robust, vibrant and holistic school education that will engender excellence in every sphere of human endeavour. The Board is committed to provide quality education to promote intellectual, social and cultural vivacity among its learners. It works towards evolving a learning process and environment, which empowers the future citizens to become global leaders in the emerging knowledge society. The Board advocates Continuous and Comprehensive Evaluation with an emphasis on holistic development of learners. The Board commits itself to providing a stress-free learning environment that will develop competent, confident and enterprising citizens who will promote harmony and peace.

CBSE Class 12 Commerce Information Practices Sample Papers For 2017 Exams

CBSE Class 12 Commerce Information Practices Sample Papers : Download CBSE class 11 Information Practices study material in PDF format. My  Team Members provides solved papers, board question papers, revision notes and NCERT solutions for CBSE class 11 Informatics Practices. The topics included are Introduction to Programming, Programming Guidelines, Relational Database Management system, Introduction to MYSQL, IT Applications, Hardware Concepts, Software Concepts.

CBSE Class 12 Commerce Information Practices Sample Papers For 2017 Exams

CBSE Class 12 Commerce Information Practices Sample Papers : CBSE Class 12 Information Practice Sample Paper-03 (2016-17) is issued by CBSE, New Delhi for March 2017 examination. Questions are Realizing the importance of the Internet, Ms. Shikha a Mathematics teacher, has decided to use Internet as a medium to teach her students Mathematics in an interesting way.

CBSE Class 11 Information Practices Sample Paper SA2 2014 (2)

CBSE Class 11 Information Practices Sample Paper SA2 2014 (1)

CBSE Class 11 Information Practices Sample Paper SA1 2014

CBSE Class 11 Information Practices Sample Paper 2014 (2)

CBSE Class 11 Information Practices Sample Paper 2014 (1)

CBSE Class 11 Information Practices Sample Paper 2016

CBSE Class 12 Commerce Information Practices Sample Papers For 2017 Exams

CBSE Class 12 Commerce Information Practices Sample Papers : Sample Papers are the very important for every student. The sample papers should be practiced to gain extra marks in examinations. The sample papers have been prepared based on summative assessment1 and summative assessment 2 pattern. The sample papers have been prepared based on pattern of last year examinations and as per latest changes in the syllabus. Students, teachers and parents can download all CBSE educational material and very well prepared worksheets from this website.  All CBSE educational material is developed by our panel of teachers, have also been submitted by CBSE teachers and students.

CBSE Class 12 Commerce Information Practices Sample Papers :

1) CBSE Class 11 Information Practices Sample Paper SA2 2014 (2)

General Instructions :

• All questions are compulsory.

• Answer the questions after carefully reading the text.

• Please check that this question paper contains 26 questions.

1. Name the basic units of a computer system. 1

2. What is an Operating System. Name any two example. 1

3. Give one point of difference between OCR and OMR. 1

4. What is a port? Name any two port types. 1

5. Write any one advantage of TFT display. 2

6. What do you understand by Computer Security? Name any two threats to computer security.

2

7. How Multi Processing Operating Systems is different from Multi Programming Operating

Systems? 2

8. State the differences between hardware, software and firmware? 2

9. How is a compiler different from interpreter? 2

10. What are Malware? What type of damages can they cause to your computer? 2

11. How is ordinary compilation process different from Java compilation? 2

12. How do you set the icon that appears on the title bar of frame? 1

13. What is fall through? 1

14. What is casting? When do we need it? 1

15. Differentiate between ceil() and floor() methods. 2

16. Why IDE are useful in application development. 2

17. What is the role of JVM in platform independence in Java. 2

18. Give the syntax and example of declaring variable. 2

19. Give any two properties of TextField control in java. 2

20. Differentiate between the following : 2

(i) if and switch (ii) runtime errors and logical errors

21. What will be the value of following expressions if j=5, 2

(i) (5*++j)%6 (ii) (5*j++)%6

22. What are the values of i and n after the code is executed? 1

int i = 10;

int n = i++%5;

Please click the below link to access CBSE Class 11 Information Practices Sample Paper SA2 2014 (2)

CBSE Class 11 Information Practices Sample Paper SA2 2014 (2)

CBSE Class 12 Commerce Information Practices Sample Papers :

2) CBSE Class 11 Information Practices Sample Paper SA2 2014 (1)

Important instructions:

• This question paper contains 7 questions.

• All the questions are compulsory.

• Answer the questions carefully.

1. Answer the following questions:

a. Explain Real Time OS. (1)

b. What do you understand by Digital Certificate? (1)

c. What is denial-of-service? (1)

d. What does a bus mean? (1)

e. Explain language processors. (2)

f. What are the two categories of printers? Which type of printer is found to be more (2)

speedy?

g. Explain Embedded Computers. (2)

2. Answer the following questions:

a. What is the difference between a getText() and getPassword() methods? (1)

b. What does a break statement do? (1)

c. How would you set shortcut key or access key of letter A for a button? (1)

d. What are the values of i and n after the code is executed? (1)

int i = 10;

int n = ++i%5;

e. Write the corresponding Java expression for the mathematical expression: (2)

a2 + b2 + c2

f. What is JVM? (2)

g. How is ordinary compilation process different from Java compilation? (2)

3. Answer the following questions:

a. Explain IN and BETWEEN Operator with example. (1)

b. Predict the output of the following query: (1)

Select Round(32.76), Round(32.76,1)

c. What is the following command doing? (1)

ALTER TABLE Persons

ADD CONSTRAINT chk_Person CHECK (P_ID > 0 AND City = ‘Shimla’);

d. Compare Char and Varchar datatypes. (1)

e. Write a query to display name, job, salary and HireDate of employees who are hired between

May 20, 1990 and December 31, 1991. Order the query in ascending order of HireDate. (Table

Empl). (2)

f. What is the following query doing? (2)

ALTER TABLE Customers CHANGE First_Name FirstName VARCHAR(20);

g. The Item_No and Cost columns of a table ‘ITEMS’ are given below: (2)

Please click the below link to access CBSE Class 11 Information Practices Sample Paper SA2 2014 (1)

CBSE Class 11 Information Practices Sample Paper SA2 2014 (1)

CBSE Class 12 Commerce Information Practices Sample Papers :

3) CBSE Class 11 Information Practices Sample Paper SA1 2014

SECTION A

1. Define following terms:

a. Memory Cell 1

b. Operating System 1

c. RAM 1

d. BUS. 1

2. Write full forms: (1 mark for each)

a. IDE b. RAD c. JVM d. DBMS

3. a. Explain the term keywords? 1

b. What do you understand by data type? 1

c. Explain the purpose of mnemonic property. 1

d. Explain components of net beans. 1

e. Explain the term Event. 1

f. What is the purpose of Decision Statements? 1

4. a. What is firewall? Explain. 1

b. Get the value of ans after executing equation. 1

int a=45,b=23,ans;

ans=a / b* a++ – b – – *a ;

SECTION B

5. a. Differentiate following:

i. compiler & interpreter 2

ii. Differentiate text field &password field. 2

iii. if-else & else-if 2

iv. Variable & Constants. 2

b. i. Write code to check the eligibility of candidate where age range is 22 to 32 years. 2

ii. Explain turnery operators with example. 2

Please click the below link to access CBSE Class 11 Information Practices Sample Paper SA1 2014

CBSE Class 11 Information Practices Sample Paper SA1 2014

CBSE Class 12 Commerce Information Practices Sample Papers :

4) CBSE Class 11 Information Practices Sample Paper

General Instructions:-

All questions are compulsory.

Q.1 Answer the following questions: ( 5 x 2 = 10 )

a) What is an operating system? What are the types of operating system?

b) What are the functional units of computer? Define each with proper diagram?

c) Difference b/w following term:

i) Impact Printer & Non-Impact Printer

ii) Compiler & Interpreter

d) What is the communication bus? Describe the types it.

e) Explain the following terms:

i) Light Pen ii) Joystick iii) MICR iv) Scanner V) Digital Camera (DigiCam)

Q.2 Answer the following questions : ( 5 x 2 = 10 )

a) Explain the following (i) Smart Media (ii) Extreme Digital Cards.

b) Differentiate between soft copy and hard copy outputs.

c) What is a computer ? Why is it also known as a data processor ?

d) What do you mean by security of a system ? What are the components OS security ? Explain.

e) What is the function of input unit ? Describe different type of input units?

Q.3 Answer the following questions : ( 5 x 2 = 10 )

a) Draw a flow chart to generate the area of square.

b) Draw flow chart to find the compound interest .

c) Draw a flow chart to find the addition, subtraction, multiplication and division of two numbers.

d) Draw a flow chart to generate the salary slip.

e) Draw a flow chart to find the average of five numbers

Please refer to attached file for CBSE Class 11 Information Practices Sample Paper 2014 (2)

CBSE Class 11 Information Practices Sample Paper 2014 (2)

CBSE Class 12 Commerce Information Practices Sample Papers :

5) CBSE Class 11 Information Practices Sample Paper

SUBJECT :INFORMATICS PRACTICES. TIME: 3HRS

MARKS:70

Q1. Answer the following questions

(a) What is System software? Write one point difference between Compiler and Interpreter. 2

(b) What are the major strengths and weaknesses of computer? 2

(c) Write short note:-

i. Digital Certificate

ii. Firewall & Cookies 2

(d) Write two point differences between volatile memory and non-volatile memory? 2

(e) Expend the following :-

i. OCR ii. IDE iii. MICR iv. USB 2

Q2. Answer the following questions

(a) Write the valid identifiers. Data#rec, _data$, break_loop, data_1 , data of birth, my.file, go_to, m.n._data 2

(b) What is RAD? Write any one name of RAD tool. 2

(c) Write down the common Methods and Properties of jTextField and jLabel (any two). 2

(d) Distinguish between unary, binary & ternary operator. Give examples of Java operators for each one of them. 2

(e) Write one Difference of the following:

i. Call by Value and Call by Reference

ii. Constructor and Methods 2

Q3 Answer the following questions

(a) Design a GUI, with a TextField , Label and a Button. Write the code for the Button to accept a integer into the TextField from the user and then calculate and display the factorial of a given number in the Label provided. Using do-while loop. 2

(b) Design a GUI, with a TextField , TextArea and a Button. Write the code for the Button to accept a integer number into the TextField from the user and then display the multiplication table of the given number in the TextArea provided. Using for loop 2

(c) Rewrite the following fragment using while loop :

int sum = 0 ;

for ( int i = 0 ; i < = 5 ; + + i )

sum = sum + i ;

System . out . println ( “Sum is : “ + sum ) ; 2

(d) Rewrite the following fragment using switch :

if ( ch = = ‘E’ )

eastern + + ;

if ( ch = = ‘W’ )

western + + ;

if ( ch = = ‘N’ )

northern + + ;

if ( ch = = ‘S’ )

southern + + ;

else

unknown + + ; 2

(e) Design a GUI, with a TextField , Label and a Button. Write the code for the Button to accept a integer number into the TextField from the user and then check  wither the given number is palindrome or not and display the same as “Palindrome” or “Not a Palindrome” in the Label provided. Using while loop and if-else statement. 2

Please refer to attached file for CBSE Class 11 Information Practices Sample Paper 2014 (1)

CBSE Class 11 Information Practices Sample Paper 2014 (1)

CBSE Class 12 Commerce Information Practices Sample Papers For 2017 Exams

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