#PROBLEM 1
Person = {"First_Name":"Ali",
           "Last_Name":"Abdul Razzaq",
           "Age":"30",
           "City":"Karachi"
           }
Person["qualification"] ="BS"
print(Person)
Person["qualification"] ="Bcom"
print(Person)
del Person["qualification"] 
print(Person)

#PROBLEM 2



#PROBLEM 4

#PROBLEM 5
3ecbc92ddf7606741ff9ae51312dbd22e3612492
<mask token>

<mask token>
print(Person)
<mask token>
print(Person)
del Person['qualification']
print(Person)

Person = {'First_Name': 'Ali', 'Last_Name': 'Abdul Razzaq', 'Age': '30',
    'City': 'Karachi'}
Person['qualification'] = 'BS'
print(Person)
Person['qualification'] = 'Bcom'
print(Person)
del Person['qualification']
print(Person)

#PROBLEM 1
Person = {"First_Name":"Ali",
           "Last_Name":"Abdul Razzaq",
           "Age":"30",
           "City":"Karachi"
           }
Person["qualification"] ="BS"
print(Person)
Person["qualification"] ="Bcom"
print(Person)
del Person["qualification"] 
print(Person)

#PROBLEM 2



#PROBLEM 4

#PROBLEM 5