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WorksheetsINTRODUCTION TO EMBEDDED SYSTEMS
Total questions: 30
Worksheet time: 23mins
Which of the following provides an efficient method for transferring data from a peripheral to memory?
dma controller
serial port
parallel port
dual port
Which of the following is used to transfer the data from the DMA controller to the destination?
data bus
address bus
request bus
interrupt signal
It retains its content when power is removed. What type of memory is this?
Volatile memory
Nonvolatile memory
RAM
SRAM
It is feasible for an in-circuit emulator to terminate at the middle of the program execution so as to examine the contents of _________
memory
registers
both a & b
none of the above
How many of the following are examples of Embedded Systems?
Mobile Phone
Washing Machine
Microwave
Fridge
Laptop
True or False, all embedded systems need an operating system to enable them to function correctly?
True
False
On a washing machine, the embedded system receives INPUT by ...
Someone choosing a wash cycle
Filling up the washing machine with water
Draining the water
Is the object in the image....
An Embedded System?
General Purpose System?
Not a system?
Is the object in the image....
An Embedded System?
General Purpose System?
Not a system?
Which component is replaced by an in-circuit emulator on the development board for testing purposes?
RAM
I/O Ports
Micro-controller IC
All of the above
Which mandatory contents can be visualized by the hexadecimal display format of a logic analyzer?
Data Bus
Address Bus
Both a & b
None of the above
What does ICE stand for?
in-circuit emulator
in-code EPROM
in-circuit EPOM
in-code emulation
Hardware debugging tools are
magnifying lens
logic analyzer
watchdog timer
device adaptor
which one is used for measuring various electrical quantities ?
multimeter
function generator
digital CRO
logic analyzer
Function generator is an
input signal simulator tool
capture digital data from digital circuitry
visual inspection tool
measurement of signal strength
which one converts source code in to equivalent set of opcodes for a particular processor ?
compiler
preprocessor
locator
assembler
Preprocessor will
remove the comments
expand the include files
assign physical and memory address for each line of code
converts assembly language to machine language
which bus reports the status of various devices ?
address bus
data bus
control bus
none
--------temporarily stores information of data that is to be frequently used.
atomic operation unit
program counter
cache
register
A clock based on the interrupts at preset intervals is
timer
real time clock
watch dog timer
both b&c
A Laptop is an embedded system?
True
False
Which is a disadvantage of an embedded system?
As it is written for specific hardware it often uses low energy consumption.
Smaller in size.
Difficult to program and requires specialist knowledge.
Sensor acts as
Input device
Output device
What makes embedded systems and standard computers different?
Embedded systems are easier to use.
Embedded systems are limited to a certain number of tasks.
Standard computers are more expensive
There is no difference.
Where are the components of an embedded system found?
Printed Circuit Board
Paper Circuit Board
Printed Central Board
Printed Circuit Batch
Which of these components is not part of an Embedded System?
Processor
Memory
Input/output Interfaces
CD Re-writer
