Informatics Practices
Consider the following dictionary and write the answers of the following:
DAYS={"day1": "Sunday", "day2": "Monday", "day3":"Tuesday", 'day5':" Thursday"}
(a) Add 'Wednesday' to the dictionary DAYS as a key 'day4'.
(b) Remove 'day5' item from the dictionary.
(c) Given the Dictionary metal, what is the output generated by the following code:
metal={"first":"gold", "second":"silver", "first":"copper"}
print(metal)
Python Dictionaries
2 Likes
Answer
(a)
DAYS['day4'] = 'Wednesday'
(b)
del DAYS['day5']
(c)
Output
{'first': 'copper', 'second': 'silver'}
Answered By
1 Like
Related Questions
An organization wants to create a table EMPLOYEE, DEPENDENT to maintain the following details about its employees and their dependents.
EMPLOYEE (EmployeeID, AadhaarNumber, Name, Address, Department)
DEPENDENT (EmployeeId, DependentName, Relationship).
There are 10 records each in both tables.
(i) Name the attributes of the Employee, which can be used as candidate keys.
(ii) What is the degree of the Employee Table?
(iii) What is the Cardinality of a Dependent Table?
(iv) Which is the Primary key of Dependent Table?
Find out the errors in the following code snippet and rewrite the code by underlining the corrections made.
30=y for i in range (2, 6) print (true) else: print ("Loop over")Write a program to accept a number from the user and check whether it is a prime number or not.
Consider the following table BANK. Write commands of SQL for (i) to (v):
Table: BANK
Acct_No Acct_Holder Acct_type Opening_Bal Contact_no 11001 Atul Saving 5000 9216245833 11002 Mansha Current 10000 9466615675 11003 Rahul Current 2000 9416822012 11004 Mehak Saving NULL 7805634056 11005 Akshay Fixed Deposit 50000 8732216155 (i) Show the details of AccountHolders who have opened a Current Account.
(ii) Display the Account Holder and Contact No. of those who have not deposited any opening balance.
(iii) Display the unique Account type available in the table Bank.
(iv) Display all the details of those Accounts whose Account Holder name’s 2nd character is "a".
(v) Add a new record with the following data.
11006, "Tamanna", "Fixed", 70000, 9255617800