Microprocessor Which one of the following microprocessor has 16-bit data bus? Z-80 8085 68000 6502 Z-80 8085 68000 6502 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Assertion (A): Each memory chip has its own address latch. Reason (R): ALE signal comes out of microprocessor 8085 and goes to memory chip. Both A and R are correct but R is not correct explanation of A A is wrong R is correct Both A and R are correct and R is correct explanation of A A is correct R is wrong Both A and R are correct but R is not correct explanation of A A is wrong R is correct Both A and R are correct and R is correct explanation of A A is correct R is wrong ANSWER DOWNLOAD EXAMIANS APP
Microprocessor While using a frequency counter for measuring frequency, two modes of measurement are possible: Period time Frequency mode There is a ‘cross-over frequency’ below which the period mode is preferred. Assuming the crystal oscillator frequency to be 4MHz, the crossover frequency is given by 8 Mhz. 2 Mhz. 1Khz. 2 Khz. 8 Mhz. 2 Mhz. 1Khz. 2 Khz. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Consider the following statements: Arithmetic Logic Unit (ALU) 1.Performs arithmetic operations 2.Performs comparisons. 3.Communicates with I/O devices 4.Keeps watch on the system Which of these statements are correct? 1 and 2 only 3 and 4 only 1, 2, 3 and 4 1, 2 and 3 1 and 2 only 3 and 4 only 1, 2, 3 and 4 1, 2 and 3 ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which general register or general register pair is incremented/decremented by 2 during PUSH and POP instructions? Stack Pointer. Program Counter. H-L. D-E. Stack Pointer. Program Counter. H-L. D-E. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Maximum of how many devices can be connected simultaneously to the microprocessor via 8257 in DMA data transfer mode? 4 10 6 8 4 10 6 8 ANSWER DOWNLOAD EXAMIANS APP
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