Microprocessor Which of the following instruction will never affect the zero flag? DCR R XRA R ORA R DCX Rp DCR R XRA R ORA R DCX Rp ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which components are NOT found on chip in a microprocessor but may be found on chip in a microcontroller? EPROM & PORTS SRAM, EPROM & PORTS SRAM & USART EPROM, USART & PORTS EPROM & PORTS SRAM, EPROM & PORTS SRAM & USART EPROM, USART & PORTS ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which general register or general register pair is incremented/decremented by 2 during PUSH and POP instructions? Program Counter. Stack Pointer. H-L. D-E. Program Counter. Stack Pointer. H-L. D-E. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor An I/O processor controls the flow of information between Cache and main memory Cache memory and I/O devices Main memory and I/O devices Two I/O devices Cache and main memory Cache memory and I/O devices Main memory and I/O devices Two I/O devices ANSWER DOWNLOAD EXAMIANS APP
Microprocessor ALU (Arithmetic and Logic Unit ) of 8085 microprocessor consists of Accumulator, temporary register, arithmetic and logic circuits Accumulator, arithmetic, logic circuits and five flags Accumulator, temporary register, arithmetic, logic circuits and five flags Accumulator, arithmetic and logic circuits Accumulator, temporary register, arithmetic and logic circuits Accumulator, arithmetic, logic circuits and five flags Accumulator, temporary register, arithmetic, logic circuits and five flags Accumulator, arithmetic and logic circuits ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In one’s complement 8 bit representation 11111111 represents +0 -0 -1 1 +0 -0 -1 1 ANSWER DOWNLOAD EXAMIANS APP