What is the purpose of expansion slot in motherboard?​ -

Also known as a bus slot or expansion port, the expansion slot is a connection port inside a computer's motherboard It is akin to a socket

Expansion slots have what's called data lanes, which are signaling pairs that are used for sending and receiving data Each pair has two wires,

expansion slot drawing Expansion slots are long narrow sockets in a computer into which an expansion card can be inserted Nearly all personal computers except portables contain

expansion slot types a slot used for some networking or audio expansion cards, it's not used anymore because the functions of a CNR are now found on the motherboard Image: CNR