WorksheetsEE8691-ES
Total questions: 20
Worksheet time: 10mins
Which one of the following offers CPUs as integrated memory or peripheral interfaces?
Microcontroller
Microprocessor
Embedded system
Memory system
What is CISC?
Computing instruction set complex
Complex instruction set computing
Complimentary instruction set computing
Complex instruction set complementary
Which of the following provides an efficient method for transferring data from a peripheral to memory?
dma controller
serial port
parallel port
dual port
7. 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
Which of the following can be used for long distance communication?
I2C
Parallel port
SPI
RS232
Which of the following is used to request the bus from the main CPU?
data bus
address bus
bus requester
interrupt signal
Which of the following can affect the long distance communication?
clock
resistor
inductor
capacitor
Which of the following can provide hardware handshaking?
RS232
Parallel port
Counter
Timer
Which of the following have an asynchronous data transmission?
SPI
RS232
Parallel port
I2C
How many areas does the serial interface have?
2
1
3
4
What does UART stand for?
universal asynchronous receiver transmitter
unique asynchronous receiver transmitter
universal address receiver transmitter
unique address receiver transmitter
Which of the signal is set to one, if no data is transmitted?
TXD
STOP
START
READY
Which of the following is the pin efficient method of communicating between other devices?
serial port
parallel port
peripheral port
memory port
Which is the most commonly used UART?
8253
8254
8259
8250
Which of the following is more quickly accessed?
Cache memory
RAM
DRAM
SRAM
Name a volatile memory
RAM
EPROM
ROM
EEPROM
Name a nonvolatile memory.
ROM
RAM
SRAM
DRAM
How an embedded system communicate with the outside world?
Peripherals
Memory
Input
Output
It retains its content when power is removed. What type of memory is this?
Nonvolatile memory
Volatile memory
RAM
SRAM
Which of the following is the most commonly used buffer in the serial porting?
LIFO
FIFO
FILO
LILO
