Q1 WAP to enter roll number and names of five students and store the data in dictionary.
ans
d={}
for i in range(5):
	r=int(input("enter rollno"))
	n=input("enter name")
	
Q2 WAP to store book id, book name and price of three books and store the data in dictionary name "dict"
sol
dict={}
for i in range(3):
	b_id=int(input("enter book id:"))
	b_name=input("enter book name:")
	b_price=int(input("enter price of book:"))
	dict[b_id]=b_name,b_price
#note : by dafault the multiple values are stored in the dictionary in the tuple form 

Q3 Keys must be ______dictionary.(mutable/immutable)
Ans: immutable
Q4 Write a built in function  which is used to create an empty dictionary.
Ans: dict()
Q5 Write the code to print only keys of the following dictionary.
d={"Amit":40,"Sunil":34,"Naina":30}
Ans: d.keys()

Q6 Write the code to add the following detail in dictionary given above.
"Ravi"-45
Ans
Q7 Write the output of the following code:
d={"Amit":40,"Sunil":34,"Naina":30}
print(d["Amit"]+d['Sunil'])
Ans 74
Q8 Name the function which is used to return a value of the given key.
Ans get()
Q9 Write two differences between list and dictionary.

Q10 Write the output of the following:
m=_{1:"jan",2:"jun",3:"aug"}
print(m[1])
print(m["jan"])
Ans : print(m["jan"])# can't search according to the value
Q11 Find errors in the following statement and write the correct code:

n={1:10,2:20,3:30,4:40,5:50}
(a) print(n.item())
(b) print(n.len())
(c) print(pop(5))

Q12 Write one similarity and one difference between del statement and pop() function in reference to dictionary.