What is the full form of j-k in j-k flipflop?
Actually, the choice of the letters "JK" in the JK flip flop do
have significance. The JK flip flop was named after Jack Kilby, the
Texas Instruments engineer that invented the integrated circuit in
1958. The modified RS circuit that eliminated race conditions was
named JK in his honor.
Search for "JK" and "Jack Kilby" simultaneously to see multiple
sources for this.