Great Question! So the plug will go into the wall and electricity will hit the cord and power through the cord into the charger (Cordless) Now if you talking mobile phones such as iPhones. The battery powers wire and hardware to power your little mobile phone! Hope this helps.
Answer:
Basically it creates a unique identifier for each row in your table and that can help you link your table to other tables using primary key as link
Explanation:
"Primary key allows you to create a unique identifier for each row in your table. It is important because it helps you link your table to other tables (relationships) using primary key as links."
The following is not an instance of a character device: <u>mouse sound card.</u>
<h3>What is a char machine?</h3>
Character machines are devices that do not have physically addressable storage media, such as tape purposes or serial ports, where I/O is normally served in a byte stream.
<h3>What are feeling and block devices?</h3>
The block machines access the disk using the system's normal buffering mechanism. The surface devices provide for direct communication between the disk and the user's read or write buffer.
To learn more about Character machines, refer
brainly.com/question/25280941
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