Let you procure a microfinance application and host it in your office's data centre. What kind of cyber-security threats should you be aware of and what steps would you take to mitigate the threats?
Write a program in any language to find the sum of rows and columns of a m x n matrix, where m and n is taken input from the user. Give the output in the following format:
Sample Input matrix:
134224533221
Sample Output:
1342102453143225126911
Write a program in any language to find the prime numbers between 1.. n, where n is taken as user input.
Sample input:
Enter value of n: 20
Prime Numbers: 2, 3, 5, 7, 11, 13, 17, 19,
What do you understand about the IT disaster recovery plan? Describe your approach to disaster recovery and business continuity planning for the data centre of your office.
Let a database has two tables, Customers and Orders. The following figure shows the partial data of these two tables. Based on this partial data, explain Inner, Left, Right and Full join. Show the result set of each join operation.
Briefly describe primary key, foreign key and index in relational database and their relationship. Do you think database indexing always makes applications faster? Explain your answer.