71、The main direction of Integration of Industrialization and Informatization is (71).

A.internet plus

B.big data

C.cloud computing

D.intelligent manufacturing

[參考答案] D

72、(72 ) is called the gateway of network security, which is used toidentify what kind of data packets can enter the enterprise intranet.

A. Anti-virus software

B. Trojan horse

C. Secret key

D. Firewall

[參考答案] D

73、(73) is a graph that shows the relationship between two variables.

A. histogram

B. flowchart

C. scatter diagram

D. matrix diagram

[參考答案] C

74. ( ) is the process of identifying individual project risks as well as source of Over all project risk, and documenting their characteristics.

A. Identify Risks

B.Monitor Risks

C. Implement Risk Responses

D. Plan Risk Management

參考答案: A

75、As one of the core technologies of block chains, ( ) refers to the fact that transaction account is performed by multiple nodes distributed in different places,and each node records a complete account, so they can participate in the supervision of transaction legitimacy and testify for it together.

A. intelligent contract

B. consensus mechanism

C. asymmetric encryption technology

D. distributed accounts

[參考答案] D