Which function is NOT served by building a prototype？
A. It takes the place of the final system.
B. It assists in gathering software requirements
C. It assists in estimating the cost of the project.
D. It is used as the foundation of the larger projects.
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Which routing algorithm is described below？It is a mechanism in which the sending station
A. Fixed Routing
B. Spanning Tree
C. Source Routing
D. Frame. Forwarding
听力原文：W: Hello, Mr. Walters. Is there anything I can do for you？
M: I'd like to see Mr. Benson about your company's product.
Q: What does Mr. Waiters want？
(5)
A. To sell a product to Mr. Benson.
B. To invite Mr. Benson to his company.
C. To discuss something with Mr. Benson.
D. To place a order with Benson's company
听力原文：W: Who's your new secretary, Tom？
M: Miss Brown. I'm very pleased with the work she's been doing so far.
Q: What do we know about Tom's secretary？
(2)
A. She's not efficient.
B. She's often late.
C. She's capable.
D. She's honest.
The figure below shows a record used for recording information about a named？ event.Which
A. This is a one-dimensional array of records, also called a table.
B. This is so called record of arrays;
C. The event can occur in up to 20 places and on up to 5 different dates in each place.
D. A reference to r.place[i].date[j].mo will access the month of the jth occurrence, in the ith place, of
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