Answer:
You are allowed to take out the old ram to replaice it, so replaice it with 2 new 4 GB of ram you dont need to unless the laptop has already 4 GB of ram the type of ram you will use is DDR3 most newer pc's have DDR4 since laptopes are smaller you would need older ram
Explanation:
You have a raspberry pi connected to all the sensors and a code running to trigger if the sensors are triggered. Each sensor and keypad would run to a different input on the pi. They should al be able to be powered with a single cell lipo. Is that what you are asking?
Answer: A. System window and C. System Information window
Explanation:
Hi, RAM stands for Random Access Memory. RAM stores information about running programs in your computer, as long the computer is on.
To know how much RAM is installed on a system you can use the system window tool.
In windows 10 Right click on "Start Menu" and click on "System" in pop-up menu to open "System" window.
System window will show basic information of the computer, including the amount of RAM installed.
Also you can Type "System Information" in the search box, and select "System Information" from search results.
"System Information" window shows a more detailed system summary, of hardware resources and devices. Incluiding RAM.
Feel free to ask for more if needed or if you did not understand something.