true && true # true false && true # false 1 == 1 && 2 == 1 # false # true 1 == 1 || 2 != 1 # true true && 1 == 1 # true false && 0 != 0 # false true || 1 == 1 # true # false 1 != 0 && 2 == 1 # true # true # false (true && false) # true (1 == 1 && 0 != 1) # false (10 == 1 || 1000 == 1000) # false (1 != 10 || 3 == 4) # false ("testing" == "testing" && "Zed" == "Cool Guy") # true 1 == 1 && !("testing" == 1 || 1 == 0) # true "chunky" == "bacon" && !(3 == 4 || 3 == 3) # false 3 == 3 && !("testing" == "testing" || "Ruby" == "Fun") # false