8 In a CAN bus there are three computers Computer A Computer

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

Solution

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.