MICROPROCESSOR QUIZ

The forms of IF statements in FORTRAN 77 are called

Logical IF and Block IF

Logical IF, block IF and arithmetic IF

Logic IF, block IF, arithmetic IF and negate IF

Logical IF and arithmetic IF

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The word size of 8085 microprocessor is

8-bit

20-bit

4-bit

16-bit

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The five flags in 8085 are designated as

Z, CY, S, D, AC

Z, CY, S, P and AC

Z, C, S, P, AC

D, Z, S, P, AC

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Inintel 8085A microprocessor ALE signal is made high to

Enable the data bus to be used as low order address bus

To achieve all the functions listed above

To latch data D0-D7 from data bus

To disable data bus

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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 - 1

220

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S0 and S1 pins are used for

acknowledging the interrupt

serial communication

indicating the processor’s status

None of these

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FPGA means

Forward Programmable Gate Array

Field Programmable Gate Array

Field Parallel Gate Array

Forward Parallel Gate Array

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In 8085 microprocessor based system maximum possible number of input/output devices can be connected using I/O mapped I/O technique is

256

64

65536

512

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Which language could be used for programming an FPGA.

None

Verilog

VHDL

Both A and B

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A real number consists of

Integer part and fraction part

None of these

Integer part, fraction part along with positive or negative sign

Integer part

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