Student needing help

Hello. I'm in a PC Hardware class in college. We don't really get taught anything. She takes attendance and tells us to leave. So all work is done online. We have a lab and I have no idea where to find the answers. I've been trying for over a week. I'm requesting help. I don't expect you to answer it. I just need help with the terms and where to find the information.

My computer is a HP Stream. Model # 14-cb113wm
I think the information that I have is correct, but I am unsure. I have no one else that I can ask for help.

Tell me any useful information about the motherboard.
-Brand: HP
-CPU Socket type: Intel Celeron N4000
-Type of RAM it uses: SDRAM DDR4
-How many RAM slots available:
-How many drive interfaces
-Types of drive interfaces

Give me the information related to your processor.
-CPU brand
-Socket
-Frequency (speed [GHz]): 1.1 GHz base frequency, up to 2.6 GHz burst frequency
-Number of cores: 2

Tell me about the memory (RAM).
-Type (DDR, DDR2, DDR3): DDR4
-Frequency (MHz)
-Capacity (GB)

Tell me about the Power Supply
-Wattage: 45 W
-Power Interface for the motherboard
-Number of Pins
-Power Interface for the CPU
-Number of Pins
-Number of rails