Microprocessor A sequence of two registers that multiplies the content of DE register pair by two and stores the result in HL register pair (in 8085 assembly language) is PCHL & DAD D XCHG & DAD B XCHG & DAD H XTHL & DAD H PCHL & DAD D XCHG & DAD B XCHG & DAD H XTHL & DAD H ANSWER DOWNLOAD EXAMIANS APP
Microprocessor An 8-bit microprocessor can have ………….. address lines. 16 cannot be predicted 8 32 16 cannot be predicted 8 32 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor A microprocessor differentiates between op code, data/address at any time by its internal registers the stack pointer the program counter the sequence in which memory contents are fetched by it its internal registers the stack pointer the program counter the sequence in which memory contents are fetched by it ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following interrupt/interrupts is/are only level triggering? RST 5.5 RST 6.5 both ‘a’ and ‘b’ TRAP RST 5.5 RST 6.5 both ‘a’ and ‘b’ TRAP ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following is not correct? Bus is a group of wires An instruction is a set of bits that defines a computer operation Bootstrap is a technique or device for loading first instruction An interrupt signal is required at the start of every program Bus is a group of wires An instruction is a set of bits that defines a computer operation Bootstrap is a technique or device for loading first instruction An interrupt signal is required at the start of every program ANSWER DOWNLOAD EXAMIANS APP
Microprocessor How can we make any bit of a register “1”? AND that bit with “0” and remaining bits with “1”. OR that bit with “1” and remaining bits with “0”. AND that bit with “1” and remaining bits with “0”. OR that bit with “0” and remaining bits with “1”. AND that bit with “0” and remaining bits with “1”. OR that bit with “1” and remaining bits with “0”. AND that bit with “1” and remaining bits with “0”. OR that bit with “0” and remaining bits with “1”. ANSWER DOWNLOAD EXAMIANS APP
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