XOR
A=B.~C+~B.C
XNOR
A=~(B.~C+~B.C)=~B+C.B~C
AND
A=B.C
OR
A=B+C
NAND
A=~(B.C)=~B+~C
NOR
A=~(B+C)= ~B.~C
Here is a small example of boolean Algebra with DeMorgan's equivalent
D-Type Flip Flops and Latches, JK Flip-Flops, Toggle Flip-Flops, RS flip- Flops, Binary and BCD Counters, U/D BCD/Binary counters with Presset and Clear, Shift-Register, RAM, ROM, EPROM EEPROM, CPUs, MCUs concepts and programming
1. Computer Hardware Subjects. Microcomputer IBM PC XT- AT mainboard circuits overview. Pre-programmed BIOS System Functions and Interrupts pratical programming. Computer external peripherals – Mices, Keyboards, Monitors (CRTs), Hard drives, floppy disc, Printers, Plotters and Modems. Internal peripherals – I/O Comm Ports, Keyboard DiN and PS2 Interface, Mouse PS2 and serial interface, Network Boards, VGA Video output, I/O Printer PORT and other Dedicated I/O Ports Like ADC Video or Audio acquisition Boards.