CBSE COMPUTER SCIENCE

======================== RESTART: /home/maha/argtypes.py ======================= Default Arguments : Sum = 60 Sum = 85 Sum = 100 Positional Arguments : Sum = 120 Sum = 61 Sum = 53 Sum = 36 Sum = 36 Key-Word Arguments Sum = 600 Sum = 600 Sum = 600 >>>

'''type of arguments 1. Default arguments 2. Positional arguments 3. Keyword Arguments 4. Variable- length Arguments''' #1. Default Arguments def sum(a=10,b=20,c=30): # Formal Arguments : a,b,c s=a+b+c print("Sum = ",s) print("Default Arguments :") sum() # No Arguments sum(35) sum(45,25) #Positional Arguments print("Positional Arguments :") sum(20,40,60) #Values x=11 y=12 z=13 sum(x) sum(x,y) sum(x,y,z) sum(y,z,x) #Key-Word Arguments print("Key-Word Arguments") a=100 b=200 c=300 sum(a,b,c) sum(b,a,c) sum(b,c,a)

>>> str="Python Programming" >>> x=str[3:15] >>> print(x,len(x)) hon Programm 12 >>>

>>> T=("node","A","12","IT","Robotics") >>> max(T) 'node' >>> min(T) '12'

>>> l=[2.4,"Python",'S',"Java",7,32,4,[6,7,8],[2,3,4],3,'q'] >>> print(l[1:len(l)-2:2]) ['Python', 'Java', 32, [6, 7, 8]] >>>

import random as r val=35 P=7 Num=0 for i in range(1,5): x=r.randint(0,P-1) Num=val+x print(x," " ,Num,"$") P=P-1

========================= RESTART: /home/maha/funct.py ========================= Traceback (most recent call last): File "/home/maha/funct.py", line 6, in <module> add() File "/home/maha/funct.py", line 4, in add c+=2 UnboundLocalError: local variable 'c' referenced before assignment >>>

c=10 def add(): #global c c+=2 print("Inside value=",c) add() c=15 print("in Main=",c)

Output : Inside value= 12 in Main= 15 >>>

c=10 def add(): global c c+=2 print("Inside value=",c) add() c=15 print("in Main=",c)

CBSE COMPUTER SCIENCE : 21-22, [26.04.21 21:58] def si(p,r,t): return p*r*t/100 print(si(100,5,2)) CBSE COMPUTER SCIENCE : 21-22, [26.04.21 21:58] output : 10.0

>>> 6+3*4**2-5//4 53 >>> 12>15 and 15<12 or not 18>31 True >>>

=========================== RESTART: /home/maha/t.py =========================== Enter number of terms : 5 Sum of Natural number is 15 Enter number of terms : 5 Sum of Natural number is 15 Enter number of terms : 5 Sum of Natural number is 15 Enter number of terms : 5 Sum of Natural number is 15 >>>

#Sum of the Natural Numbers S=1+2+3+...+N def funct(): N=int(input("Enter number of terms : ")) S=0 for i in range(1,N+1,1): S=S+i print("Sum of Natural number is ",S) funct() def funct(M): S=0 for i in range(1,M+1,1): S=S+i print("Sum of Natural number is ",S) N=int(input("Enter number of terms : ")) funct(N) def funct(): N=int(input("Enter number of terms : ")) S=0 for i in range(1,N+1,1): S=S+i return S d=funct() print("Sum of Natural number is ",d) def funct(M): S=0 for i in range(1,N+1,1): S=S+i return S N=int(input("Enter number of terms : ")) d=funct(N) print("Sum of Natural number is ",d)

Parameter Passing techniques with output as above

================== RESTART: E:\Program Files\Python37-32\T.py ================== Case 1: Sum= 30 Case 2: Sum= 30 Case 3: Sum= 30 Case 4: Sum= 30 >>>

#No Argument No Return def sum(): x=10 y=20 print("Case 1: Sum=",x+y) sum() #Argument No Return def sum(x,y): print("Case 2: Sum=",x+y) a=10 b=20 sum(a,b) #No Argument , Return def sum(): x=10 y=20 return x+y c=sum() print("Case 3: Sum=",c) #Argument , Return def sum(x,y): return x+y a=10 b=20 c=sum(a,b) print("Case 4: Sum=",c)

Q1. Find error in the following code(if any) and correct code by rewriting code and underline the correction;‐ x= int(“Enter value of x:”) for in range [0,10]: if x=y print( x + y) else: print( x‐y) Q2. Rewrite the following program after finding and correcting syntactical errors and underlining it. a, b = 0 if (a = b) a +b = c print( z) Q3. Rewrite the following code in python after removing all syntax error(s). Underline each correction done in the code. 250 = Number WHILE Number<=1000: if Number=>750 print (Number) Number=Number+100 else print( Number*2) Number=Number+50 Q4. Rewrite the following code in python after removing all syntax error(s). Underline each correction done in the code. Val = int(rawinput("Value:")) Adder = 0 for C in range(1,Val,3) Adder+=C if C%2=0: Print (C*10) Else: print (C*) print (Adder) Q5. Rewrite the following code in python after removing all syntax error(s). Underline each correction done in the code. 25=Val for I in the range(0,Val) if I%2==0: print( I+1) Else: print (I‐1 Q6. Rewrite the following code in python after removing all syntax error(s). Underline each correction done in the code. STRING=""WELCOME NOTE"" for S in range[0,8]: print (STRING(S)) Q7. Rewrite the following code in python after removing all syntax error(s). Underline each correction done in the code. a=int{input("ENTER FIRST NUMBER")} b=int(input("ENTER SECOND NUMBER")) c=int(input("ENTER THIRD NUMBER")) if a>b and a>c print("A IS GREATER") if b>a and b>c: Print(" B IS GREATER") if c>a and c>b: print(C IS GREATER) Q8. Rewrite the following code in python after removing all syntax error(s). Underline each correction done in the code. i==1 a=int(input("ENTER FIRST NUMBER")) FOR i in range[1, 11]; print(a,"*=", i ,"=",a * i) Q9. Rewrite the following code in python after removing all syntax error(s). Underline each correction done in the code. a=”1” while a>=10: print("Value of a=",a) a=+1 Q10. Rewrite the following code in python after removing all syntax error(s). Underline each correction done in the code. Num=int(rawinput("Number:")) sum=0 for i in range(10,Num,3) Sum+=1 if i%2=0: print(i*2) Else: print(i*3 print Sum) Q11. Rewrite the following code in python after removing all syntax error(s). Underline each correction done in the code. weather='raining' if weather='sunny': print("wear sunblock") elif weather='snow': print("going skiing") else: print(weather)