Microprocessor If m is a power of 2, the number of select lines required for an m-input mux is: log2 (m) 2^m m 2*m log2 (m) 2^m m 2*m 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. A is correct R is wrong A is wrong R is correct Both A and R are correct and R is correct explanation of A Both A and R are correct but R is not correct explanation of A A is correct R is wrong A is wrong R is correct Both A and R are correct and R is correct explanation of A Both A and R are correct but R is not correct explanation of A ANSWER DOWNLOAD EXAMIANS APP
Microprocessor SPHL instruction copies the content of H-L register pair to the _________. Stack Pointer PSW B-C D-E Stack Pointer PSW B-C D-E 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 2 Mhz. 8 Mhz. 2 Khz. 1Khz. 2 Mhz. 8 Mhz. 2 Khz. 1Khz. ANSWER DOWNLOAD EXAMIANS APP
Microprocessor Which of the following is not a general purpose peripheral? Programmable CRT controller I/O port Programmable interval timer Programmable interrupt controller Programmable CRT controller I/O port Programmable interval timer Programmable interrupt controller ANSWER DOWNLOAD EXAMIANS APP
Microprocessor When the write enable input is not asserted, the gated D latch _________ its output. Complements Clears Sets Can not change Complements Clears Sets Can not change ANSWER DOWNLOAD EXAMIANS APP
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