Can we use CSMA/CD in cellular wireless networks? Explain your answer with solid reasoning.
What will be an ideal response?
We cannot use CSMA/CD in wireless networks because the sender node cannot
detect the collisions during its transmission.
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Answer the following statement(s) true (T) or false (F)
1. Circularity is a perfect condition. 2. Surface texture deviations are included in a cylindricity tolerance zone. 3. Rule #1 is a direct form control. 4. Where a cylindricity tolerance is applied to a cylindrical surface, the tolerance zone applies along the entire length of the cylinder. 5. A cylindricity gauge is an instrument used to measure cylindricity deviation.
Technician A says that spur gears are quieter than helical gears. Technician B says that helical gears produce greater thrust forces than spur gears. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
The purpose of a cooling tower is to _____.
a. prevent condensation b. condense the water c. remove heat from the air d. transfer heat from condenser water to the air
Which of the following statements is true?
A) The space required in a warehouse will depend on the amount of labor used. B) All warehouses need to keep accurate records of where each item is located. C) Among other things, warehousing labor productivity will depend on warehouse layout. D) All of the above are true. E) None of the above is true.