CBSE solutions for Computer Science with Python [English] Class 12 chapter 1 - Review of Phython [Latest edition]

Write the output from the following code:

x = 10
y = 20
if (x>y):
     print x+y
else:
     print x-y

Write the output from the following code:

 print "Inspirational stories \n for \t Children"

Write the output from the following code:

s = 0
for I in range(10,2,-2):
    s+=I
print "sum= ",s

Write the output from the following code:

n = 50
i = 5
s = 0
while i<n:
      s+ = i
      i+ = 10
print "i=",i
print "sum=",s

Write the output from the following code:

 y = 2000
if (i%4==0):
     print "Leep Year"
else:
     print "Not leep year"

Write for statement to print the following series:

10, 20, 30, ..., 300

Write for statement to print the following series:

105, 98, 91, ..., 7

Write the while loop to print the following series:

5, 10, 15, ...100

Write the while loop to print the following series:

100, 98, 96, ...2

How many times are the following loop executed?

for a in range(100,10,-10):
     print a

How many times are the following loop executed?

i = 100
while(i<=200):
     print i
     i + =20

How many times are the following loop executed?

for b in (1,10):
     print b

How many times are the following loop executed?

 i = 4
while (i>=4):
     print i
     i+ = 10

How many times are the following loop executed?

i=2
while (i<=25)
       print i

Rewrite the following for loop into while loop.

for a in range(25,500,25):
    print a

Rewrite the following for loop into while loop.

for a in range(90,9,-9):
    print a

Rewrite the following while loop into for loop.

 i = 10
while i<250:
     print i
     i = i+50

Rewrite the following while loop into for loop.

i=88
while(i>=8):
     print i
     i- = 8

Which command is used to convert text into integer value?

Find the errors from the given code.

T=[a,b,c]
PrinT

Find the errors from the given code.

for i in 1 to 100 :
     printI

Find the errors from the given code.

i=10 ;
while [i<=n] :
    print i
   i+=1

Find the errors from the given code.

if (a>b)
    print a:
 else if (a<b)
  print b:
 else
  print "both are equal"

Find the output from the following code:

L=[100,200,300,400,500]
L1=L[2:4]
print L1
L2=L[1:5]
print L2
L2. .extend(L1)
print L2

Write program to input any number and print all factors of that number.

Write a program to input any number and check whether given number is Armstrong or not.

Write a program to input employee no, name, basic pay and find HRA, DA and netpay.

Write a program to find all prime numbers up to given number.

Write a program to convert decimal number to binary.

Write a program to convert binary to decimal.

Write a program to input two complex numbers and to find sum of the given complex numbers.

Write a program to input two complex numbers and implement multiplication of the given complex numbers.

Write a program to find sum of two distances with feet and inches.

Write a program to find difference between two times with hours, minutes and seconds.

Write a program to find the sum of all digits of the given number.

Write a program to find the reverse of that number.

Write a program to input username and password and to check whether the given username and password are correct or not.

Which string method is used to implement the following?

To count the number of characters in the string.

Which string method is used to implement the following?

To change the first character of the string in capital letter.

Which string method is used to implement the following?

To check whether given character is letter or a number.

Which string method is used to implement the following?

To change lower case to upper case letter.

Which string method is used to implement the following?

Change one character into another character.

Write a program to input any string and find number of words in the string.

Write a program to input any two strings and to check whether given strings are equal are not.

Differentiate between tuple and list.

Write a program to input n numbers and to insert any number in a particular position.

Write a program to input n numbers and to search any number from the list.

Write a program to input n customer name and phone numbers.

Write a program to search input any customer name and display customer phone number if the customer name is exist in the list.

Explain in detail about cmp() function.

Write a program to input n numbers and reverse the set of numbers without using functions.