Kerala PSC Previous Years Question Paper & Answer
Page:19
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Assistant Professor in Information Technology' And exam conducted in the year 2023. And Question paper code was '089/2023/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was ''. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
Question90:-Principal Components Analysis (PCA) is used for
A:-Dimensionality Reduction
B:-Cross Validation
C:-Loss estimation
D:-Measuring performance of a classifier
Correct Answer:- Option-A
Question91:-Y=Xb + e
This equation represents
A:-Gaussian Mixture Model
B:-Expectation-Maximization
C:-Moments
D:-Linear Model
Correct Answer:- Option-D
Question92:-Following can be the kernel functions for a Support Vector Machine
(SVM) classifier
A:-Gaussian
B:-Radial basis function
C:-Linear
D:-All of the above
Correct Answer:- Option-D
Question93:- are used to model situations where all the information of the
system necessary to predict the future can be encoded in the current state.
A:-Support vector machine (SVM)
B:-k-mean clusters
C:-Markov chain
D:-None of the above
Correct Answer:- Option-C
Question94:-Average pairwise misranking is plotted in
A:-Recall
B:-Area under the ROC curve
C:-False positive rate
D:-True negative rate
Correct Answer:-Question Cancelled
Question95:-The area under an ROC curve (AUC) is
A:-Equivalent to Wilcoxon-Mann-Whitney statistic
B:-Closely related to the Gini index
C:-Both 1 and 2