Kendriya Vidyalaya Sangathan (Chandigarh Region) Blue Print of Question Paper Class: XI Subject: Informatics Practices Session

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1 Kendriya Vidyalaya Sangathan (Chandigarh Region) Blue Print of Question Paper Class: XI Subject: Informatics Practices Session S.No. Unit Very Short Answer Short Answer-I Short Answer-II Long Answer Marks (1 Mark) (2 Marks) (4 Marks) (6 Marks) 1. Introduction to Computer Systems 2. Introduction to Programming 3. Relational Database Management System 4(4) 3(6) (1) 3(6) 3(12) 1(6) 25 4(4) 2(4) 4(16) 1(6) IT Applications 3(3) 1(2) No.of Question Total: 30 Questions (70 Marks)

2 KENDRIYA VIDYALAYA SANGATHAN Chandigarh Region Session Ending Examination Subject IP(065) Class XI Time: 03 Hours Max. Marks: 70 Instructions: i) All questions are compulsory. ii) Answer the questions after carefully reading the text. Q 1 (a) What do you mean by Compiler? How it is different from Interpreter. (b) Define the term peripherals. (c) (d) What do you mean by Application software? How is it different from System software? Expand the following terms- (1) MICR (2) PDA (e) What are utility software?write the name of two utility software. (f) Write the name of Most Popular Word processor and Electronic spreadsheet software. (g) What is operating System? Q 2 (a) What is JAVA? Write any two features of JAVA.

3 (b) Ankur wants to display an image in a jlable control, but he don t know which property to be customized. Help him about the property to be used. (c) Differentiate between Syntax error and Logical error with suitable example? (d) Expand Terms: RAD, IDE (e) i) ii) How Properties, Methods and Events are interrelated? Explain with a suitable example? Give the expected output of the following statement. [3] jtextfield1.settext( +(3+2)); Q 3 (a) Which MySQL command helps you to see existing databases? (b) Write command to delete entire table along with structure (Table : Customer) (c) What do you mean by Keys? How Primary key is different from Candidate i) key. ii) Predict the output of the following query- 1. Select Lower(Right( CHANDIGARH,4)); 2. Select Instr( Informatics Practices, or )); Q 4 (a) Rewrite the following code using while loop without affecting the output. i) for(int x=0; x<=10; x++) { if(x%2==0) System.out.println( CHANDIGARH ); else

4 System.out.println( INDIA ); } ii) What will be the output of the following code fragment if value of ch variable is: switch(ch) (1) a (2) c (3) d (4) h { case a : System.out.println( I am a ); case b : System.out.println( I am b ); case c : System.out.println( I am c ); break; case d : System.out.println( I am d ); break; default : System.out.println( Not a,b,c,d ); } (b) i) (ii) Write one word answer for the following: 1. Which java keyword is used to skip the remaining portion of a loop and start a new iteration? 2. Which control is used to make radiobuttons mutually exclusive. Locate the errors in the following code fragment and re-write the code with underlined corrections : int a=2,b==3,c,i=0; c=a+b; for(; i<=5, i++)

5 { if c=6 break; } JtextField1.getText( +c); (c) The Talwar Company has developed an application to calculate the wage of its workers. The following functionalities are expected. 1. The Wage rate are Rs.150/- and Rs.130/- per day for male and females workers respectively. 2. An additional amount Rs.50/- per day is paid if worker is skilled. The controls on the frame and their names are as follows: 6 Object Type Object Name Description JTextField txtname To enter the Name txtdays txtamount To enter the number of working days To display the amount due JRadioButton optmale To select male optfemale To select female JCheckBox chkskilled To select if worker is skilled JButton btncalculate To calculate the Wage amount btnclear To clear all the entered data

6 (a) (b) (c) (d) Write the code for cmdclear Command Button to clear all the textboxes. Write the code for the ActionPerformed event of btncalculate to calculate the Wage Amount as per conditions given. Which property you will customize to display Wage Calculator on title bar of the frame. Which property of radiobutton is used for checking whether it is on or off? [3] Q 5 (a) Define constraints with example. (b) Amit wants to see those records whose value is NULL in Address column of EMP table. He wrote the following query. SELECT name and address FROM EMP WHERE Address=NULL;

7 But MySql reported errors. Write the correct query after removing errors. (c) Write difference between Char and Varchar data types in MySql. (d) (e) Prabhjot wants to see the structure of EMP table. Name the MySql command should he use. (i) What is use of LIKE operator in MySql? How is it different from = (equal) operator. Explain with an example. ii) Write queries to create the following table: EMP Column name Data type Size Constraint EMPNO Integer 4 digits Primary Key ENAME Varchar 25 characters Not Null GENDER Char 1 Default M DOB Date Not Null SAL Numeric 4 digits Null allowed Q 6 (a) Consider the following table and write the query. [6] EMPLOYEE

8 EMPNO NAME GENDE R DOJ Dept AGE SAL E01 RAKESH M Computer E02 AMAR M Sales E03 SURYA F Production E04 RUDRA M Sales a) Display NAME and GENDER of all the employees who are not working in Sales department. b) Display the NAME of employees who are joined in the year c) Write a query to display all names whose name starts with R character. d) Write a query to display name and Date of joining whose Name is ended with A character. e) Write a query to display details of all male employees whose salary is more than f) Write a query to display name and Salary in descending order of salary. (b) Predict the output based on the following table-student [4] Code StName Age Gender Course Fees 101 ANMOL 21 M JAVA AMAN 32 M DBMS 1200

9 103 SUNIDHI 26 F CPP KAMAL 18 M Networking KOMAL 29 F DBMS SAMEER 35 M JAVA ABHISHEK 24 M WEB PRG TANIYA 18 F DBMS ) SELECT Course from Student WHERE Fees >1200; 2) SELECT COUNT(*) FROM Student WHERE Gender= F AND Age>28; 3) SELECT StName FROM Student WHERE left(stname,1)= A ; 4) SELECT COUNT(DINSTICT(COURSE)) FROM student; (c) i) What is SQL? How SQL commands are classified? (ii) Write the command for the followings- 1) SQL command to increase the size of Address field of Customer table from 30 to 50 characters. 2) SQL command to change the marks of a student from 89 to 91 whose rollno is 1 in student table Q 7 (a) What is e-governance? How e-governance is benefiting citizens. (b) Write the names of two websites that provide e-learning Solutions. (c) Mrs. Pushpa works for the income tax department. She wishes to create Form for her department. Help her to choose most appropriate controls from Textfield, label, radiobutton, combobox, pushbutton for the following entires from the user.

10 S.No Control Used to 1 Enter the PAN No. of an employee 2 Choose your Gender (M/F 3 Choose your city from the given list 4 Submit form ******END OF THE PAPER*****

11 KENDRIYA VIDYALAYA SANGATHAN Chandigarh Region Session Ending Examination Subject IP(065) Class XI Marking Scheme Q 1 (a) 1 mark for proper explanation and 1 marks for difference. (b) Devices attached to the system unit are known as peripherals. (c) 1 mark for proper explanation and 1 marks for difference. (d) i) Magnetic Ink Character Reader ii) Personal Digital Assistant (e) These are the application programs that assist the computer by performing housekeeping functions. i) Backup utility ii) Compression utility (f) MS Word, Ms Excel (g) An operating system is interface between computer and user. Q 2 (a) Java is a pure object oriented programming Language. i) Platform independent ii) Open product (b) Icon Property ( 1 mark for correct answer) (c) (1 mark for difference and 1 mark for example) (d) (1 mark for difference and 1 mark for example) (e) i) 1.5 mark for explanation and 1.5 mark for example [3] ii) 5 ( 1 mark for correct output)

12 Q 3 (a) Show databases; ( 1 mark for correct answer) (b) Drop table Customer; ( 1 mark for correct answer) (c) (i) (1 mark for explanation and 1 mark for correct difference) ii) 1. garh 2. 4 (1 mark for each correct output) Q 4 (a) int x=0; i) while(x<=10) { if(x%2==0) System.out.println( CHANDIGARH ); else System.out.println( PUNJAB ); x++; } (1 marks for use of while loop and 1 marks for correct use of counter) ii) The output is (1) I am a (2) I am c (3) I am d (4) Not a,b,c,d I am b I am c ( 1/2 mark for correct output) (b) 1. Continue (2) Button group ( 1 mark for correct answer) i) (ii) int a=2,b =3,c,i=0;

13 c=a+b; for(; i<=5; i++) { if (c==6) break; } JtextField1.setText( +c); (c) (a) // To do code for btnclear txtname.settext( ); txtdays.settext( ); txtamount.settext( ); jtextamount.settext( ); (b)//to do code for btncalculate [3] float day,rate,amt=0; day=float.parsefloat(txtdays.gettext()); if(optmale.isselected()) rate=150; else rate=130; if(chkskilled.isselected()) rate=rate+50;

14 amt=day*rate; txtamount.settext( +amt); ( 2 marks for calculation and 2 marks for checking option buttons.) (c) Title Property of the jframe (d) getselected( ) Q 5 (a) 2 mark for each correct answer (b) SELECT name, address FROM student WHERE address IS NULL; ( ½ mark for each correction) (c) (01 mark for difference, 01 mark for example ) (d) desc EMP; (e) i) LIKE operator is used to compare Pattern Strings where as = operator is used for exact comparing of the strings. (1 marks for use and difference and 1 marks for example) ii) create table EMP(EMPNO integer(4) primary key,ename varchar(25) not null,gender char(1) default M,DOB date not null,sal integer(4)); Q 6 (a) a) Select name,gender from EMPLOYEE NOT Dept = Sales ; [6] b) Select name from EMPLOYEE where Year(DOJ)=2004; c) Select name from EMPLOYEE where name Like R% ; d) Select name,doj from EMPLOYEE where name Like %A ; e) Select name,sal from EMPLOYEE Where Gender= M And Sal>19000; f) Select name, Sal from EMPLOYEE Order by Sal Desc;

15 (b) 1) Java [4] Networking 2) 1 3)ANMOL AMAN ABHISHEK 4) 5 (1 mark for each correct output) (c) 1 marks for explanation and 1 marks classification like DDL,DML,TCL, DCL etc.) (i) (ii) 1) ALTER TABLE CUSTOMER MODIFY (ADDRESS varchar(50)); 2) update student set marks =91 where rollno=1; (1 mark for each correct command) Q 7 (a) ( 1 mark for definition and 1 mark for benefits) (b) ( 1/2 mark for each web site) (c) Control marks Text Field Radio button Combo box ½ ½ ½

16 button ½

KENDRIYA VIDYALAYA ONGC PANVELSESSION ENDING EXAM

KENDRIYA VIDYALAYA ONGC PANVELSESSION ENDING EXAM - 2013 KENDRIYA VIDYALAYA ONGC, PANVEL SESSION ENDING EXAMINATION 2012 SEE Set-2-2013 CLASS XI SUBJECT : INFORMATICS PRACTICES (065) Time Allowed : 3 Hrs.