Consider the following statements: In 8085 microprocessor, data-bus and address bus are multiplexed in order to I)Increase the speed of microprocessor. II)Reduce the number of pins. III)Connect more peripheral chips. Which of these statements is/are correct?

Microprocessor
Consider the following statements: In 8085 microprocessor, data-bus and address bus are multiplexed in order to I)Increase the speed of microprocessor. II)Reduce the number of pins. III)Connect more peripheral chips. Which of these statements is/are correct?

(I) only

(II) & (III)

(I), (II) & (III)

(II) only

(I) only

(II) & (III)

(I), (II) & (III)

(II) only

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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

irrelevant

all bits reset (i.e. 00H)

all bits set (i.e. FFH)

same as the content of A7-A0

irrelevant

all bits reset (i.e. 00H)

all bits set (i.e. FFH)

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Microprocessor
What are the sets of commands in a program which are not translated into machine instructions during assembly process, called?

Directives

Operands

Mnemonics

Identifiers

Directives

Operands

Mnemonics

Identifiers

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Microprocessor
In a microcomputer , the address of memory locations are binary numbers that identify each memory circuit where a byte is stored. If a microcomputer uses 20-bit address, then numbers of different memory locations are

20

220 - 1

220

220-1

20

220 - 1

220

220-1

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Microprocessor
Circuit A is a 1-bit adder; circuit B is a 1 bit multiplier.[Hint: Construct the truth table for the adder and the multiplier]

Circuit A has more gates than circuit B

None of these

Circuit A has the same number of gates as circuit B

Circuit B has more gates than circuit A

Circuit A has more gates than circuit B

None of these

Circuit A has the same number of gates as circuit B

Circuit B has more gates than circuit A

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Microprocessor
In 8085, the pins for SID and SOD are

4 and 5 respectively

5 and 4 respectively

3 and 4 respectively

4 and 3 respectively

4 and 5 respectively

5 and 4 respectively

3 and 4 respectively

4 and 3 respectively

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Microprocessor

Microprocessor Consider the following statements: In 8085 microprocessor, data-bus and address bus are multiplexed in order to I)Increase the speed of microprocessor. II)Reduce the number of pins. III)Connect more peripheral chips. Which of these statements is/are correct?

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

Microprocessor What are the sets of commands in a program which are not translated into machine instructions during assembly process, called?

Microprocessor In a microcomputer , the address of memory locations are binary numbers that identify each memory circuit where a byte is stored. If a microcomputer uses 20-bit address, then numbers of different memory locations are

Microprocessor Circuit A is a 1-bit adder; circuit B is a 1 bit multiplier.[Hint: Construct the truth table for the adder and the multiplier]

Microprocessor In 8085, the pins for SID and SOD are

Microprocessor
Consider the following statements: In 8085 microprocessor, data-bus and address bus are multiplexed in order to I)Increase the speed of microprocessor. II)Reduce the number of pins. III)Connect more peripheral chips. Which of these statements is/are correct?

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

Microprocessor
What are the sets of commands in a program which are not translated into machine instructions during assembly process, called?

Microprocessor
In a microcomputer , the address of memory locations are binary numbers that identify each memory circuit where a byte is stored. If a microcomputer uses 20-bit address, then numbers of different memory locations are

Microprocessor
Circuit A is a 1-bit adder; circuit B is a 1 bit multiplier.[Hint: Construct the truth table for the adder and the multiplier]

Microprocessor
In 8085, the pins for SID and SOD are