2's complement number 00011111 = __________ ₁₀

In the switching circuit, switches A, B have value 0 for OFF, 1 for ON and the output Y has 0 volts for 1 volts, then the expression for Y is

If a microcomputer has a 64 K memory; what is the hexadecimal notations for the first memory location?

In figure, R = 20KΩ and C = 75 pF. The converter clock frequency will be

The contents of stack location after the call operation will be