I)A total of about one million bytes can be directly addressed by the 8086 microprocessor II)8086 has thirteen 16-bit registers III)8086 has eight flags IV)Compared to 8086, the 80286 provides a higher degree of memory protection Which one of the statements given above are correct?

Microprocessor
I)A total of about one million bytes can be directly addressed by the 8086 microprocessor II)8086 has thirteen 16-bit registers III)8086 has eight flags IV)Compared to 8086, the 80286 provides a higher degree of memory protection Which one of the statements given above are correct?

1,2 & 3

1,2 & 4

1,3 &4

2,3&4

1,2 & 3

1,2 & 4

1,3 &4

2,3&4

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.

2 Khz.

1Khz.

8 Mhz.

2 Mhz.

2 Khz.

1Khz.

8 Mhz.

ANSWER DOWNLOAD EXAMIANS APP

Microprocessor
The content of the A15-A8 (higher order address lines) while executing “IN 8-bit port address” instruction are

same as the content of A7-A0

all bits set (i.e. FFH)

irrelevant

all bits reset (i.e. 00H)

same as the content of A7-A0

all bits set (i.e. FFH)

irrelevant

all bits reset (i.e. 00H)

ANSWER DOWNLOAD EXAMIANS APP

Microprocessor
Identify the programmable interval timer from the following

8253

8252

8279

8275

8253

8252

8279

8275

ANSWER DOWNLOAD EXAMIANS APP

Microprocessor
Which of the data transfer is not possible in microprocessor

accumulator to memory

memory to memory

I/O device to accumulator

memory to accumulator

accumulator to memory

memory to memory

I/O device to accumulator

memory to accumulator

ANSWER DOWNLOAD EXAMIANS APP

Microprocessor
The number of status flags present in 8085 microprocessor are

5

10

8

16

5

10

8

16

ANSWER DOWNLOAD EXAMIANS APP

Microprocessor

Microprocessor I)A total of about one million bytes can be directly addressed by the 8086 microprocessor II)8086 has thirteen 16-bit registers III)8086 has eight flags IV)Compared to 8086, the 80286 provides a higher degree of memory protection Which one of the statements given above are correct?

Microprocessor The content of the A15-A8 (higher order address lines) while executing “IN 8-bit port address” instruction are

Microprocessor Identify the programmable interval timer from the following

Microprocessor Which of the data transfer is not possible in microprocessor

Microprocessor The number of status flags present in 8085 microprocessor are

Microprocessor
I)A total of about one million bytes can be directly addressed by the 8086 microprocessor II)8086 has thirteen 16-bit registers III)8086 has eight flags IV)Compared to 8086, the 80286 provides a higher degree of memory protection Which one of the statements given above are correct?

Microprocessor
The content of the A15-A8 (higher order address lines) while executing “IN 8-bit port address” instruction are

Microprocessor
Identify the programmable interval timer from the following

Microprocessor
Which of the data transfer is not possible in microprocessor

Microprocessor
The number of status flags present in 8085 microprocessor are