Introduction to Computer Networks — Computer Science STD 12 Science — Question

 Explain Reindexing in pandas.

Out of the following, which all comes under cyber crime?    

1. Stealing away a brand new hard disk from a showroom.
2. Getting in someone's social networking account without his consent and posting on his behalf.
3. Secretly copying data from server of a organization and selling it to the other organization.
4. Looking at online activities of a friend's blog.

Write a function update () to update the record in the binary file “employee”, which consist of employee number, employee name and salary. The updation should be done on the basis of employee number entered by the user.

Write a script to create a list of names of 10 cities and then
(a) Display all the elements of the list
(b) Display all the elements of the list in reverse order

WAP using function to get the largest number from a list using loop.

Write a Python program to check if a given key already exists in a dictionary.

Write the python function to accept the employee number as parameter and find out whether the record is present in the table or not.

Write definition of a method OddSum(NUMBERS) to add those values in the list of NUMBERS, which are odd.

Out of the following, which all comes under cyber crime?

(a) Stealing away a brand new computer from a showroom.

(b) Getting in someone’s social networking account without his consent and posting pictures on his behalf to harass him.

(c) Secretly copying files from server of a call center and selling it to the other organization.

(d) Viewing sites on a internet browser.

Write the function to read the content from the file display the word which are having the length of exactly 4 characters.