Flip-flops and latches are used as data storage elements. A flip-flop stores a single bit (binary digit) of data; one of its two states represents a one and the other represents a zero. Such data storage can be used for storage of state, and such a circuit is described as sequential logic.
1 Incisional hernia can occur through a scar if you have had abdominal surgery in the past. 2  Umbilical hernia is a bulge around the belly button. 3  It occurs when the muscle around the belly button does not close completely after birth.
Femoral hernia affects the upper thigh, right below the groin. Although it may present no pain, it looks like a bulge in your upper thigh. Like hiatal hernias, femoral hernias are more common in women than in men. Anal hernia happens when tissues protrude around the anal membrane.