QUESTION 8 When no key is pressed the input port (Port B) will read, Port A (output) 3. DO D1 A B. D2. D3- Vc D3 D2 D1 DO Port B (input) 0000 B 4567 1111 B Cannot tell. QUESTION 9 are used in the design of input ports. Latches LEDS Tristate buffers DMA controllers QUESTION 10 What bit mask will you need to isolate bit #5 in AL? (Give the hex number) 4.
QUESTION 8 When no key is pressed the input port (Port B) will read, Port A (output) 3. DO D1 A B. D2. D3- Vc D3 D2 D1 DO Port B (input) 0000 B 4567 1111 B Cannot tell. QUESTION 9 are used in the design of input ports. Latches LEDS Tristate buffers DMA controllers QUESTION 10 What bit mask will you need to isolate bit #5 in AL? (Give the hex number) 4.
Computer Networking: A Top-Down Approach (7th Edition)
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Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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
Transcribed Image Text:QUESTION 8
When no key is pressed the input port (Port B) will read.
Port A (output)
DO
4.
D1
A
B.
D2
D3
Vc
D3 D2 D1
DO
Port B (input)
0000 B
4567
1111 B
Cannot tell.
QUESTION 9
are used in the design of input ports.
Latches
LEDS
Tristate buffers
DMA controllers
QUESTION 10
What bit mask will you need to isolate bit #5 in AL? (Give the hex number)
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