Use short answers to explain the difference between:
o Synchronous and asynchronous
o Analog and digital
o XON and XOFF
o Simplex and duplex
o Serial and parallel transmission
o Baseband and broadband
o Serial Line Internet Protocol (SLIP) and Point-to-Point Protocol (PPP)
o Hypertext Transfer Protocol (HTTP) and File Transfer Protocol (FTP)
o Transmission Control Protocol (TCP) and Internet Protocol (IP)