A jumper wire in qatar is an electric wire thatconnects remote electric circuits used for printed circuit boards in qatar. By attaching a jumper wire on the circuit, it can be short-circuited and short-cut (jump) to the electric circuit.
A breadboard in qatar(sometimes called a plugblock) is used for building temporary circuits. It is useful to designers because it allows components to be removed and replaced easily. It is useful to the person who wants to build a circuit to demonstrate its action, then to reuse the components in another circuit in qatar.