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This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.

1.	Which of the following are Multi-class Classification problem
Answer» Which of the FOLLOWING are Multi-class CLASSIFICATION problem? (1)Should we gift a book or a Gift card? (2)Is this movie a comedy, a documentary, or a thriller?--------- (3)Will Indian Cricket team WIN the next World Cup? (4)Will it be a Rainy day or Sunny day tomorrow? Answer:- Answer of above QUESTION is (2)Is this movie a comedy, a documentary, or a thriller?

2.	Which statistical technique deals with finding a structure in a collection of unlabeled data?
Answer» Which statistical technique DEALS with finding a structure in a COLLECTION of unlabeled DATA? (1)Time Series ANALYSIS (2)Clustering (3)Classification (4)Association Rules Mining Answer:-(2)Clustering

3.	What is the other name for Data Preparation stage of Knowledge Discovery Process?
Answer» What is the other name for Data PREPARATION STAGE of KNOWLEDGE Discovery Process? (1)CRISP (2)SAS (3)SEMMA (4)ETL Answer:-(4)ETL

4.	Which of the following is not applicable to Data Mining?
Answer» Which of the FOLLOWING is not applicable to Data MINING? (1)Involves extracting VALID information (2)Is a process (3)Involves WORKING with known information (4)Involves deriving results that are comprehensible Answer:- Answer of above QUESTION is (3)Involves working with known information

5.	Noisy values are the values that are valid for the dataset, but are incorrectly recorded
Answer» Noisy values are the values that are VALID for the DATASET, but are incorrectly RECORDED (1)False (2)TRUE Answer:-(2)True

6.	Which of the following activities is performed as part of data pre pro
Answer» Which of the following activities is PERFORMED as part of data pre processing? (1)Data Correlation (2)Data Standardization (3)Data Interpretation (4)Detect Missing VALUES Answer:- Answer of abvove question is (4)Detect Missing Values

7.	Which of the following role is responsible for performing validation on analysis datasets?
Answer» Which of the following role is responsible for performing validation on analysis datasets? (1)Domain Experts (2)DATABASE Administrators (3)Data Miners (4)STATISTICIANS Answer:-(4)Statisticians

8.	Statistical technique used for investigating and modelling the relationship between two or more variables is
Answer» Statistical technique used for investigating and modelling the relationship between two or more variables is Choose correct answer from below list (1)Regression ANALYSIS (2)Association rule mining (3)Classification (4)DESCRIPTIVE statistics Answer:-(1)Regression analysis

9.	The process of extracting valid, useful, unknown info from data and using it to make proactive knowledge driven business is called
Answer» The process of EXTRACTING valid, useful, UNKNOWN info from data and using it to make proactive knowledge driven business is called (1)Data loading (2)Data PROCESSING (3)Data EXTRACTION (4)Data mining Answer:-(4)Data mining

10.	What is the type of learning where a function is inferred to describe hidden structure from unlabeled data
Answer» What is the type of learning where a function is INFERRED to describe hidden structure from unlabeled data (1)SUPERVISED Learning (2)Unsupervised Learning (3)Neither of them Answer:-(2)Unsupervised Learning

11.	Which of the following modelling type should be used for Labelled data
Answer» Which of the FOLLOWING MODELLING type should be used for Labelled data? (1)EXPLORATORY Modelling (2)DESCRIPTIVE Modelling (3)PREDICTIVE Modelling Answer:-(3)Predictive Modelling