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WorksheetsTopic 1 : Introduction to Embedded System
Total questions: 12
Worksheet time: 4mins
How an embedded system communicate with the outside world?
Peripherals
Memory
Input
Output
A microcontroller at-least should consist of:
RAM, ROM, I/O devices, serial and parallel ports and timers
CPU, RAM, I/O devices, serial and parallel ports and timers
CPU, RAM, ROM, I/O devices, serial and parallel ports and timers
CPU, ROM, I/O devices and timers
Unlike microprocessors, microcontrollers make use of batteries because they have:
high power dissipation
low power consumption
low voltage consumption
low current consumption
What is the order decided by a processor or the CPU of a controller to execute an instruction?
decode,fetch,execute
execute,fetch,decode
fetch,execute,decode
fetch,decode,execute
How are microcontrollers classified on the basis of internal bus width?
8,16,32,64 bits
4,8,16,32 bits
8,16 bits
4,16,32 bits
What is the file extension that is loaded in a microcontroller for executing any instruction?
.doc
.c
.txt
.hex
What is the most appropriate criterion for choosing the right microcontroller of our choice?
speed
availability
ease with the product
all of the mentioned
How does the microcontroller communicate with the external peripherals / memory?
via I/O ports
via register arrays
via memory
all of the above
A microprocessor is a ___________ chip integrating all the functions of a CPU of a computer
multiple
single
double
triple
Microprocessor is a/an __________ circuit that functions as the CPU of the computer
electronic
mechanic
integrating
processing
Microprocessor is the __________ of the computer and it perform all the computational tasks
main
heart
important
brain
The purpose of the microprocessor is to control
task
memory
processing
switching
