Q.4. Answer (only Two) of the followings: A. Draw the logic circuit and waveform of the 4-bits SISO to shift the number (1001) into shift register Assume the register is initially clear. B. Design M16 Asynchronous counter.

26. Draw the logic diagram for a modulus-18 Johnson counter. Show the timing diagram and write the sequence in tabular form.

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According to the procedure call standard for the ARM architecture, the arguments are passed in core registers (R0-R3) and on the stack. When calling a function add(10, 12, 31, 45), what is the value of the register R1? Assuming each integer has 32 bits. a. 10 b. 12 c. 31 d. 45

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