Microprocessor Both the ALU and control section of CPU employ which special purpose storage location? Decoders Accumulators Buffers Registers Decoders Accumulators Buffers Registers ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following is not treated as hexadecimal constant by assembler in 8085? 64 H 234 45 H 6 AFH 64 H 234 45 H 6 AFH ANSWER DOWNLOAD EXAMIANS APP
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 XCHG & DAD H PCHL & DAD D XTHL & DAD H XCHG & DAD B XCHG & DAD H PCHL & DAD D XTHL & DAD H XCHG & DAD B ANSWER DOWNLOAD EXAMIANS APP
Microprocessor At the beginning of a fetch cycle, the contents of the program counter are incremented by one. transferred to memory data register. transferred to memory address register . transferred to address bus. incremented by one. transferred to memory data register. transferred to memory address register . transferred to address bus. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The multiplexing of address bus and data buses is used in none of these. depends on the internal architecture. never multiplexed. all the microprocessors. none of these. depends on the internal architecture. never multiplexed. all the microprocessors. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor While STC instruction executes, only carry and zero flags will be affected. only carry flag will be affected. no flags will be affected. all flags will be affected. only carry and zero flags will be affected. only carry flag will be affected. no flags will be affected. all flags will be affected. ANSWER DOWNLOAD EXAMIANS APP