Page 344 - AI Ver 1.0 Class 9
P. 344

S. No                          Questions                                      Answers
             31     What will be the output of the following code?             [1, 2] [3, 4] [1, 20]

                    a,b=[1,2],[3,4]
                    c=list(a)
                    c[1]=20
                    print(a,b,c)
             32     What will be the output of the following code?             [12, 45.5, [1, 2, 3]]

                    L1=["abc",12,45.5,[1,2,3]]                                 [‘abc’, 45.5]
                    print(L1[1:])                                              12

                    print(L1[::2])
                    print(L1[1:2])
             33     What will be the output of the following code?             [2, 10, 16, 34, 56]

                    mrks=[10,2,34,56,16]                                       [56, 34, 16, 10, 2]
                    mrks.sort()
                    print(mrks)
                    mrks.reverse()

                    print(mrks)
             34     What data type is the object below?                        a
                    L = [10, 23.5, ‘hello’, True].

                    a) list                 b) dictionary

                    c) array              d) tuple
             35     Which of the following commands will create a list?        d
                    a) L1 = list()

                    b) L1 = []
                    c) L1 = list([1, 2, 3])

                    d) all of the above
             36     print([1,2,3]<[1,2])                                       False

                    a) True       b) False       c) 0       d) 1
             37     To add a new element to a list we use which of the following  b
                    command?

                    a) list1.add("abc")
                    b) list1.append("abc")

                    c) list1.sum("abc")
                    d) list1.addlast("abc")








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