8. In a CAN bus, there are three computers: Computer A, Computer B, and Computer
ID: 1994059 • Letter: 8
Question
8. In a CAN bus, there are three computers: Computer A, Computer B, and Computer C. The messages being sent are 1 millisecond long. Computer A starts sending a message on the bus. After 500 microseconds later, Computer B starts to send a message. After 500 microseconds later, Computer C starts to send a message. When does Computer A retransmit its message?
A. After 2 milliseconds
B. After 1 millisecond
C. After 1.5 milliseconds
D. Never. Computer A will not retransmit.
9. The type of cohesion in which the output of one component of a software module is the input of another component is called _____.
A. logical cohesion
B. sequential cohesion
C. temporal cohesion
D. functional cohesion
10. A _____ records values of output ports controlled by the program.
A. monitor
B. filter
C. logic analyzer
D. profile
Explanation / Answer
9. (B) Sequential cohesion is the process in which the output of one component of a software module is the input of the another component.
10.(C) A Logic analyser is the device which captures and records values of output ports controlled by the progarm.
8. (B). After 1 millisecond computer A retransmits its message.
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