Microcontroller Architecture Quiz: 8051/8052 and PIC Systems

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What is the primary purpose of Register Banks in the 8051 microcontroller? *

1 point

To facilitate fast context switching during interrupts

To increase memory storage

To reduce power consumption

To improve processor speed

How many Register Banks exist in the 8051 microcontroller? *

1 point

Which two bits in the PSW register control Register Bank selection? *

1 point

PSW.2 and PSW.6

PSW.1 and PSW.2

PSW.0 and PSW.5

PSW.3 and PSW.4

What architectural approach do PIC microcontrollers primarily use? *

1 point

RISC

CISC

Von Neumann

Quantum

What is a key difference between the 8051 and 8052 microcontrollers? *

1 point

Completely different voltage requirements

Entirely different pin configurations

Number of timers

Completely different instruction sets

How many timers does the 8052 have compared to the 8051? *

1 point

No difference

2 more

3 more

1 more

What does SFR stand for in microcontroller architecture? *

1 point

System Frequency Regulator

System Functional Register

Special Function Register

Serial Forwarding Router

In the 8051, what is the default state of port pins after reset? *

1 point

Randomly configured

Half inputs, half outputs

All set as outputs

All set as inputs

What memory type in PIC microcontrollers retains data when power is off? *

1 point

Flash/ROM

Cache

RAM

What architectural feature allows simultaneous instruction and data fetching in PICs? *

1 point

Quantum architecture

RISC architecture

CISC architecture

Harvard architecture

How are most PIC instructions typically executed? *

1 point

Multiple cycles

Random execution time

Single cycle

Variable cycles

What does the TRIS register in PIC microcontrollers control? *

1 point

Timer settings

Memory bank selection

I/O pin direction

Interrupt configuration

In the 8051, how are R0-R7 registers organized? *

1 point

In a single continuous block

As external memory references

As floating point registers

In four separate banks

What is the primary communication interface in the 8051 serial configuration? *

1 point

SPI

Parallel port

I2C

UART

Which PIC family is considered mid-range and very popular for general applications? *

1 point

PIC16

PIC32

PIC18

PIC10

What does the accumulator (ACC) register primarily do in the 8051? *

1 point

Perform arithmetic operations

Control interrupts

Manage power modes

Store memory addresses

How many interrupt sources does the 8052 have? *

1 point

What type of memory is EEPROM in PIC microcontrollers? *

1 point

Dynamic

Temporary

Non-volatile

Volatile

In PIC microcontrollers, what does a '1' in the TRIS register indicate? *

1 point

Input pin

Analog pin

Power pin

Output pin

What is the primary development environment for PIC microcontrollers? *

1 point

Eclipse

MPLAB X IDE

Arduino IDE

Visual Studio

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