Digital Computer Electronics A 2's-complement adder-subtracter can add or subtract binary numbers. Sign-magnitude numbers represent _____ decimal numbers, and 2's complements stand for _____ decimal numbers. negative, positive positive, negative hexa, sign sign, hexa None of these negative, positive positive, negative hexa, sign sign, hexa None of these ANSWER DOWNLOAD EXAMIANS APP
Digital Computer Electronics The reduced form of the Boolean expression (A+B)(A+C) is: AB+AC A+BC None of these AC+B A+B+C AB+AC A+BC None of these AC+B A+B+C ANSWER DOWNLOAD EXAMIANS APP
Digital Computer Electronics Which of the following logic families use bipolar transistors? CMOS NMOS TTL None of these GaAS CMOS NMOS TTL None of these GaAS ANSWER DOWNLOAD EXAMIANS APP
Digital Computer Electronics The number of two-input NAND gates required to produce the two-input OR function is 1 3 None of these 4 2 1 3 None of these 4 2 ANSWER DOWNLOAD EXAMIANS APP
Digital Computer Electronics Which function positive logic is equivalent to OR function in negative logic? NOR AND NOT None of these OR NOR AND NOT None of these OR ANSWER DOWNLOAD EXAMIANS APP
Digital Computer Electronics What advantages do ICs have over discrete-device circuits due to their greater complexity (i.e. more circuitary in less area) Smaller size Lower cost Higher reliability None of these All of these Smaller size Lower cost Higher reliability None of these All of these ANSWER DOWNLOAD EXAMIANS APP
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