Page 189 - computer science (868) class 11
P. 189

break;
                       case 3:
                           int c = 20;
                           int d = 76;
                           break;
                           int e=c * d;
                       }
                    4.  Rewrite the following code after making corrections.
                       int marks;
                       if(marks=1)
                           marks==90;
                       else if(marks=2)
                           marks=50;
                    5.  Give the output of the following code fragment when:
                        (a)  opn = ‘b’
                        (b)  opn = ‘x’
                       switch(opn)
                       {
                       case 'a':
                       System.out.println("Simply Coding");
                       break;
                       case 'b':
                       System.out.println("Online Tutor");
                       case 'c':
                       System.out.println("Online Courses");
                       default:
                       System.out.println("Invalid Input");
                       }
                    6.  Find the output of the following code fragment if n=10.
                       for(int i = 1;i<= n;i++)
                         {
                             if(n%i == 0)
                             System.out.println (i);
                       }
                    7.  Find the output of the following code fragment if num1=8 and num2=10.
                       while(num1!= num2)
                       {
                           if(num1 > num2)
                                num1 = num1 - num2;
                           else
                                num2 = num2 - num1;
                           System.out.printf("GCD of given numbers is: "+num2);
                       }
                                                                                      #Coding & Computational Thinking
                 D.  Unsolved Programs:                                               #Digital Literacy
                    1.  Write a Java program to input a number and print all the even digits and odd digits in the number separately.
                    2.  Write a Java program to input a number and check whether it is divisible by 10 or not.
                    3.  Write a Java program to print the following series:
                                            th
                        a.  1+12+123+1234+……..+n  term
                        b.  S = a/1+a/2+c/3+…….+a/n
                                      th
                       c.  1,4,9,16,……..., n  term
                        d.  2+5+10+17+…….+n
                                    th
                        e.  1*2*3*…….*n  term

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