a)     A vehicle hi-fi show should show the clock time when the power  supply is off or when the power supply is on and the sound settings or radio broadcast are not being changed. The sound settings are considered as the volume, equalization and treble/bass.        

Write simplest expression of the above given scenario and design a circuit diagram using multisim.

b)     The outsider keeps on watching and records Bob's participation dependent on a HomeWork being expected, regardless of whether the sky is bright or not, and whether Bob sets his alert the prior night.

- Help our outsider companion to infer the least difficult expression for Bob's participation

- Find the possible input pattern out of all the available combinations wherever the holds true for given conditions and false wherever the input does not hold true.