Which of the following is the correct configuration for a RAID 5 array?（）A、A two disk set with one data stripB、A three disk set with two data strips and a parity stripC、A two disk set with two data stripsD、A four disk set with two sets of data strips

You need to describe the various types of flow control to your co-workers. Which of the following are types of flow control that can be used in a network? (Choose three)

A. Congestion avoidance

B. Windowing

C. Cut-through

D. Buffering

E. Load Balacing

F. Fast Forward

Shoe Co, a shoe manufacturer, has developed a new product called the ‘Smart Shoe’ for children, which has a built-in tracking device. The shoes are expected to have a life cycle of two years, at which point Shoe Co hopes to introduce a new type of Smart Shoe with even more advanced technology. Shoe Co plans to use life cycle costing to work out the total production cost of the Smart Shoe and the total estimated profit for the two-year period.

Shoe Co has spent $5·6m developing the Smart Shoe. The time spent on this development meant that the company missed out on the opportunity of earning an estimated $800,000 contribution from the sale of another product.

The company has applied for and been granted a ten-year patent for the technology, although it must be renewed each year at a cost of $200,000. The costs of the patent application were $500,000, which included $20,000 for the salary costs of Shoe Co’s lawyer, who is a permanent employee of the company and was responsible for preparing the application.

The following information is also available for the next two years:

Shoe Co is still negotiating with marketing companies with regard to its advertising campaign, so is uncertain as to what the total marketing costs will be each year. However, the following information is available as regards the probabilities of the range of costs which are likely to be incurred:

Required:

Applying the principles of life cycle costing, calculate the total expected profit for Shoe Co for the two-year period.

(10 marks)

While on watch in the engine room, you hear a continuous sounding of the general alarm. Which of the following actions should you take?

A.Make an entry in the official logbook

B.Open the master control valves on the fixed CO2 system

C.Start the fire pump and check discharge pressure

D.Secure auxiliary condenser overboard discharge

Which of the following statements is FALSE，concerning the regulations pertaining to the cylinder room of a fixed CO2 fire extinguishing system ________．

A.The compartment must be properly ventilated

B.The temperature of the room should never exceed 130℉

C.The door must be kept unlocked

D.The compartment shall be clearly marked and identifiable