NEW
Font size
WorksheetsC18-CM-404c-MP-Quiz-3-2022
Total questions: 10
Worksheet time: 5mins
1. The 8255 is a ---------------
PPII
PIP
PPI
DMA
2. 8255 has how many type of ports-----------
2
3
4
1
3. What is BSR modein 8255....................
byte set and reset
bit serial reset
bit sync reset
bit set and reset
4. the DMA controller is ................................
8251
8253
8257
8259
5. the DMA controller has how many channels---------
4
3
2
5
6. 8251 is a ....................................................
programmable serial communication interface
Non programmable serial communication interface
programmable serial DMA interface
programmable serial port interface
7. USART means--------------------------------
Union synchronous asynchronous receiver and transmitter
Universal synchronous asynchronous receiver and transition
Universal synchronous asynchronous receiver and transfer
Universal synchronous asynchronous receiver and transmitter
8. what is the first 32 bit microprocessor
80286
80386
80486
p-1
9. Pentium-1 pipeline names are ...................................
R pipe and S pipe
U pipe and V pipe
R pipe and u pipe
U pipe and S pipe
10. Pentium-4 has how many stages in pipeline...............................
20
16
22
25
