Microprocessor The 8085 microprocessor uses a crystal of frequency 6.25 Mhz. The T-state value is 640ns 1280ns 960ns 320ns 640ns 1280ns 960ns 320ns ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Let the content of accumulator and register B be 0000 0100 and 0100 0000 respectively before execution of instruction SUB B. The content of accumulator after the execution of this instruction will be 00000100 01000000 010001000 11000100 00000100 01000000 010001000 11000100 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor If the number of address bits in a memory is reduced by 2 and the addressability is doubled, the size of the memory (i.e., the number of bits stored in the memory) Increases by 2^(address bits)/addressability Doubles Remains unchanged Halves Increases by 2^(address bits)/addressability Doubles Remains unchanged Halves ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which one of the following microprocessor has 16-bit data bus? 6502 Z-80 68000 8085 6502 Z-80 68000 8085 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Program counter in a digital computer Points the memory address of the next instruction to be fetched. Counts the number of times the loops are executed. Counts the number of times a subroutine is called. Counts the numbers of programs run in the machine. Points the memory address of the next instruction to be fetched. Counts the number of times the loops are executed. Counts the number of times a subroutine is called. Counts the numbers of programs run in the machine. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following is not a general purpose peripheral? Programmable interval timer I/O port Programmable CRT controller Programmable interrupt controller Programmable interval timer I/O port Programmable CRT controller Programmable interrupt controller ANSWER DOWNLOAD EXAMIANS APP