Microprocessor Number of Hex digits needed to represent the 20-bit address of a memory location are 20 16 5 4 20 16 5 4 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor When referring to instruction words, a mnemonic is a short abbreviation for the operand address. shorthand for machine language. a short abbreviation for the data word stored at the operand address. a short abbreviation for the operation to be performed. a short abbreviation for the operand address. shorthand for machine language. a short abbreviation for the data word stored at the operand address. a short abbreviation for the operation to be performed. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor SUB A instruction in 8085 reset zero and parity flags reset carry and sign flags sets zero and sign flags sets zero and carry flags reset zero and parity flags reset carry and sign flags sets zero and sign flags sets zero and carry flags ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In order to complement the lower nibble of accumulator one can use CMA ORI 0FH XRI 0FH ANI 0FH CMA ORI 0FH XRI 0FH ANI 0FH ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The multiplexing of address bus and data buses is used in never multiplexed. all the microprocessors. depends on the internal architecture. none of these. never multiplexed. all the microprocessors. depends on the internal architecture. none of these. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following is not true during the execution of an interrupt service routine, which does not contain any EI instructions the microprocessor can be interrupted by a non-mask able interrupt all interrupts except non-maskable interrupt are disabled the microprocessor cannot be interrupted by any interrupt the microprocessor cannot be interrupted by any mask able interrupt the microprocessor can be interrupted by a non-mask able interrupt all interrupts except non-maskable interrupt are disabled the microprocessor cannot be interrupted by any interrupt the microprocessor cannot be interrupted by any mask able interrupt ANSWER DOWNLOAD EXAMIANS APP