Functions — Computer Science STD 12 Science — Question

What is the difference between Circuit Switching and Packet Switching Technique?

Write the difference between Internet Banking and Mobile Banking?

Explain the meaning of financial theft.

Illustrate the layout for connecting 5 computers in a Bus and a Star topology of Networks. [AI 2015]

OR

Any valid illustration of Bus and Star Topology.

Write a function delrecord() to delete the record form the binary file “employee”. The record should be delete on the basis of employee number.

What are the duties of a citizen against e-waste?

Write SQL statements to do the following:

(a) Using the three separate words "We,""study,"and "MySQL,"produce the following output: "We study MySQL "

(b) Use the string "Internet is a boon "and extract the string "net ".

(c) Display the length of the string "Informatics Practices ".

(d) Display the position of "My "in "Enjoying MySQL ".

(e) Display the name of current month.

What is Worm? How is it removed?      

Write a function read the content and transfer all the word which start with lower case letter to another file.

What is Trojan Horse?