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單項(xiàng)選擇題

（）is a collection of data sets, which is so large and complex that it becomes difficult to process using on-hand database management tools or traditional data processing applications.

A. Big data
B. Cluster
C. Parallel computing
D. Data warehouse

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單項(xiàng)選擇題

( ) is the process of documenting, analyzing, tracing, prioritizing and agreeing on requirements and then controlling change and communicating to relevant stakeholders. It is a continuous process throughout a project.

A. Integrated management
B. Configuration management
C. Scope management
D. Requirements management

單項(xiàng)選擇題

下圖中，從A到E的最短長度是（）（圖中每條邊旁的數(shù)字為該條邊的長度）

A、17
B、18
C、19
D、20