智能电网大数据答案2023秋

第六章测试

1.The overload time sample set, where the percentage of the training set is ( ) .
A:90%
B:95% C:85% D:80%

答案:A
2.Equipment Accident Association Feature Selection, according to the type of different, choose from the following aspects of the association feature ( ) .
A:Equipment characteristics; dynamic characteristics; associated characteristics
B:Equipment Feature; dynamic feature; time series feature
C:Equipment Feature; time series feature; Associated feature
D:Dynamic feature; time series feature; associated feature
3.At present, the distribution transformer area overload control method is ( ) .
A:Pre-prediction and pre-monitoring
B:In-the-event monitoring and post-event processing
C:Pre-prediction and post-event processing
D:The anticipation and handling of events
4.

The following statement is correct about the research method of identifying the unstable fault of Large Power Grid ( ).

A:Feature extraction based on static physical quantity
B:Sample set selection method based on time window
C:Feature extraction based on dynamic physical quantity
D:Fast judging stability method based on SVM
E:Extended boundary method based on SVM
5.Based on the big data to carry out the reliability analysis method of protection equipment operation, the following statement is correct ( ) .
A:Data Extraction
B:Economic Analysis of protective equipment
C:Cluster analysis of family types of protective equipment
D:Reliability analysis of protective equipment
E:Establishment of standard data model for the description of protective equipment