Microprocessor When referring to instruction words, a mnemonic is a short abbreviation for the data word stored at the operand address. a short abbreviation for the operand address. shorthand for machine language. a short abbreviation for the operation to be performed. a short abbreviation for the data word stored at the operand address. a short abbreviation for the operand address. shorthand for machine language. a short abbreviation for the operation to be performed. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Program counter in a digital computer Counts the number of times the loops are executed. Counts the numbers of programs run in the machine. Counts the number of times a subroutine is called. Points the memory address of the next instruction to be fetched. Counts the number of times the loops are executed. Counts the numbers of programs run in the machine. Counts the number of times a subroutine is called. Points the memory address of the next instruction to be fetched. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor The cycle required to fetch and execute an instruction in a 8085 microprocessor is which one of the following? Memory cycle Machine cycle Clock cycle Instruction cycle Memory cycle Machine cycle Clock cycle Instruction cycle ANSWER DOWNLOAD EXAMIANS APP
Microprocessor When any data transfer instruction, to transfer the data from memory to microprocessor, is executed the condition flags are not affected affected indicating specific conditions always reset always set not affected affected indicating specific conditions always reset always set ANSWER DOWNLOAD EXAMIANS APP
Microprocessor At the beginning of a fetch cycle, the contents of the program counter are transferred to address bus. transferred to memory data register. transferred to memory address register . incremented by one. transferred to address bus. transferred to memory data register. transferred to memory address register . incremented by one. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor In a vector interrupt the branch address is assigned to a fixed location in memory. the interrupting source supplies the branch information to the processor through an interrupt vector. the branch address is obtained from a register in the processor. none. the branch address is assigned to a fixed location in memory. the interrupting source supplies the branch information to the processor through an interrupt vector. the branch address is obtained from a register in the processor. none. ANSWER DOWNLOAD EXAMIANS APP
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