1. Write down the name for this switching element. [2 marks] 2. Enter each resultant output signal (0/1) in table 2.[4 marks] 15V 10 U-15V 0 100 V-Wpstype 9114.3 Input signals Output signals a b C x 0 0 1 1 0 o 1 1 1 1 0 1 1 1 1 1 1 Table 1 3. Draw the theoretical Symbol for this digital switching element. [2 mark] 4. Mention the three main Switching Elements and their Boolean function. [3 marks]