Question

Q1) Difference between computer virus and human virus ?
Q2) What is the use of Boolean operator ?
Q3) Express AND,OR and NOT table with all condition ?
Q4) Heyan lost his computer materials and he has decided to download those materials from educational website.Suggest him what process he has to follow to get those materials for downloading stepwise ?​

Answer 1

Answer1:a piece of code which is capable of copying itself and typically has a detrimental effect, such as corrupting the system or destroying data is called computer virus.

: A microorganism that is smaller than a bacterium that cannot grow or reproduce apart from a living cell. A virus invades living cells and uses their chemical machinery to keep itself alive and to replicate itself is called human virus.

Answer2:

Boolean Operators are simple words (AND, OR, NOT or AND NOT) used as conjunctions to combine or exclude keywords in a search, resulting in more focused and productive results. This should save time and effort by eliminating inappropriate hits that must be scanned before discardicarding.