<span>So if some access your computer and erased some data without your permission or knowing then this threat is called as security threat. So you should have these stand alone systems with username and password concept that would protect your sensitive and private data and have the control over your computer.</span>
What are you askinggggggggggg
Answer: NO MORE TYPING! NO MORE CLICKING! NO MORE MEMORY! NO MORE OPERATING!
Looking at the images and the boxes, it goes like this;
To add external functionality of external backup, you would probably have something removable from the computer accessable. This means that the Optical Drive would add functionality of external backup, and the first tile goes there.
A processor is what does the general computations inside a laptop/desktop computer and processes information as the name implies. Upgrading the processor makes it go faster. The second tile would go to the processor.
The third one need no further explanation and would go to the Hard Drive, but just keep in mind that the Hard Drive stores all the information on your computer (i.e. Applications, Photos, etc.).
Hope this helps!
Cluster perhaps
is the answer