A write blocker is any tool that permits read-only access to data storage devices without compromising the integrity of the data. A write blocker, when used properly, can guarantee the protection of the data chain of custody. NIST‘s general write blocking requirements hold that:
<span>The tool shall not allow a protected drive to be changed.The tool shall not prevent obtaining any information from or about any drive.<span>The tool shall not prevent any operations to a drive that is not protected.</span></span>
Well we have SRAM(Static Random Access Memory) is faster, have a lower density but it is more expensive.
While DRAM(Dynamic Random access memory) is just the opposite.
Those are the only two, I know exist.
Answer:
Webcam
Explanation:
A webcam is mainly used for taking images or videos from the computer. the webcam is a combination of two basic words i.e. web and camera. webcam can be connected to any computer via USB. It can be mounted on the desktop and sometimes it comes inbuilt on the laptops.
A webcam is also used for face recognition function to login to a computer system.
so according to the scenario, the most appropriate answer is a webcam.
The command is Merge & Center
This command could be easily found in the toolbar of your excel.
If you execute this command in two different cells, those cells will be merged into one larger cell and the content in that cells will be placed exactly in the middle of the combined cell (measures according to combined cells' length)