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This set of Mechatronics Multiple Choice Questions & Answers (MCQs) focuses on Mechatronics Set 9
Q1 | How many coils are required to make LVDT?
- 4
- 6
- 3
- 2
Q2 | A chemical transduction system is interfaced to the optical fibre at its end. This type of sensor is called?
- chemical sensor
- thermal sensor
- photoelectric sensor
- light sensor
Q3 | The register that may be used as an operand register is
- accumulator
- b register
- data register
- accumulator and b register
Q4 | The register that can be used as a scratch pad is
- accumulator
- b register
- data register
- accumulator and b register
Q5 | Which of the processor’s stack does not contain the top-down data structure?
- 8086
- 80286
- 8051
- 80386
Q6 | The architecture of 8051 consists of
- 4 latches
- 2 timer registers
- 4 on-chip i/o ports
- all of the mentioned
Q7 | The transmit buffer of serial data buffer is a
- serial-in parallel-out register
- parallel-in serial-out register
- serial-in serial-out register
- parallel-in parallel-out register
Q8 | The receive buffer of serial data buffer is a
- serial-in parallel-out register
- parallel-in serial-out register
- serial-in serial-out register
- parallel-in parallel-out register
Q9 | The register that provides control and status information about counters is
- ip
- tmod
- tscon
- pcon
Q10 | The register that provides control and status information about serial port is
- ip
- ie
- tscon
- pcon and scon
Q11 | The device that generates the basic timing clock signal for the operation of the circuit using crystal oscillator is
- timing unit
- timing and control unit
- oscillator
- clock generator
Q12 | The registers that are not accessible by the user are
- accumulator and b register
- ip and ie
- instruction registers
- tmp1 and tmp2
Q13 | In which of these modes, the immediate operand is included in the instruction itself?
- register operand mode
- immediate operand mode
- register and immediate operand mode
- none of the mentioned
Q14 | In register address mode, the operand is stored in
- 8-bit general purpose register
- 16-bit general purpose register
- si or di
- all of the mentioned
Q15 | In which of the following addressing mode, the offset is obtained by adding displacement and contents of one of the base registers?
- direct mode
- register mode
- based mode
- indexed mode
Q16 | In which of the following addressing mode, the offset is obtained by adding displacement, with the contents of SI?
- direct mode
- register mode
- based mode
- indexed mode
Q17 | The address of a location of the operand is calculated by adding the contents of any of the base registers, with the contents of any of index registers in
- based indexed mode with displacement
- based indexed mode
- based mode
- indexed mode
Q18 | Which of the following is not a data type of 80286?
- ordinal or unsigned
- ascii
- packed bcd
- none of the mentioned
Q19 | The representation of 8-bit or 16-bit signed binary operands using 2’s complement is a data type of
- ordinal
- ascii
- packed bcd
- integer
Q20 | The instruction that pushes the general purpose registers, pointer and index registers on to the stack is
- popf
- push imd
- push*a
- pushf
Q21 | While executing the PUSH*A instruction, the stack pointer is decremented by
- 1 bit
- 2 bits
- 4 bits
- 16 bits
Q22 | The statement that is true for the instruction POP*A is
- flags are unaffected
- no operands are required
- exceptions generated are same as that of push*a
- all of the mentioned
Q23 | The instruction that multiplies the content of AL with a signed immediate operand is
- mul
- smul
- imul
- none of the mentioned
Q24 | The instruction that represents the ‘rotate source, count’ is
- rcl
- rcr
- ror
- all of the mentioned
Q25 | 8051 microcontrollers are manufactured by which of the following companies?
- atmel
- philips
- intel
- all of the mentioned