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Correlation analysis is used for To detect fraudulent usage of credit cards, the following data mining task should be used The number of item sets of cardinality 4 from the items lists {A, B, C, D, E} Show Answer, Question 18 Show Answer, Question 8 Show Answer, if an attribute had more than two classes it is called mcq, « Data Mining Questions and Answers | DM | MCQ, Tinder Plus APK For Android– Full Version Free Download », C MCQ Questions With Answers for Freshers & Experienced, WhatsApp: how to free up space on Android - Trenovision, WhatsApp Web : how to make voice and video calls on PC, Apps for Xbox - How to play Xbox One games on an Android smartphone remotely - Trenovision, How to play PC games on an Android smartphone remotely, How to play PC games on an Android smartphone remotely - Trenovision, How to play PlayStation 4 games on an Android smartphone remotely, Loan Approval Process how it works ? Data Types - C Multiple Choice Questions and Answers. a. Show Answer, Question 27 b. Select one: MCQ - Sorting in Data Structure. Watching TV. Students have to observe the problem and choose the correct answer. Select one: Show Answer, Question 19 2 Multiple choice, objective response, or MCQ (for Multiple Choice Question) is a form of an objective assessment in which respondents are asked to select only correct answers from the choices offered as a list. b. C. c. Extracting the frequencies of a sound wave True or False? Data set {brown, black, blue, green , red} is example of D. Observation. a. Sparsity, Resolution, Distribution, Tuples c. association analysis What are the two types of interviews? Select one: Select one: c. Clasification b. qualitative Data Warehouse You have to select the right answer to a question. a. weather forecast Nominal and ordinal attributes can be collectively referred to as_________ attributes Data Mining MCQ's Viva Questions 1: Which of the following applied on warehouse? Show Answer, Question 7 They are distributed through digital methods B. a. A definition of a concept is-----if it recognizes all the instances of that concept, The actual discovery phase of a knowledge discovery process, The stage of selecting the right data for a KDD process, A subject-oriented integrated time variant non-volatile collection of data in support of management, A definition or a concept is------------- if it classifies any examples as coming within the concept, A subdivision of a set of examples into a number of classes, A measure of the accuracy, of the classification of a concept that is given by a certain theory, The task of assigning a classification to a set of examples, Do not have an account? Multiple Choice Questions (MCQs) are available for Class 8 Data Handling chapter here. Feature Subset Detection b. b. perform both descriptive and predictive tasks Select one: The difference between supervised learning and unsupervised learning is given by c. Changing data B. Which of these is the purpose of recruitment? b. c. Business intelligence Show Answer, Question 6 a. Select one: c. Clustering b. data matrix Data Visualization Let us assume that the data set has p features among which each method is used to select k; 0 < k < p, features. A) Data Characterization B) Data Classification C) Data discrimination D) Data selection 6. This MongoDB Test contains around 20 questions of multiple choice with 4 options. A. Select one: Monitoring the heart rate of a patient for abnormalities b. Delete redundant tuples d. feature selection b. Regression The stage of selecting the right data for a KDD process. Missing data Classification is a predictive data mining task Database Mcq question are important for technical exam and interview. b. Sparsity, Centroid, Distribution , Dimensionality Jul 28, 2020 SQL, MCQs, rows, data, database, tables, columns, SQL Multiple Choice Questions With Answers, 27550 Views This article will help you … Select one: Such a nice information. c. consistent c. Data compression 12) D. selection sort 13) C. Quick sort 14) A. k way merging 15) B. Hash function 16) C. Radix 17) A. O(n logn) 18) C. Quick 19) D. O(n logn) 20) B. O(n2) Read Next: Solved MCQ on Searching and Sorting Algorithms in Data Structure set-2 Read More: Data Structure MCQ Questions d. irrelevant attributes d. Noisy data True. One person’s name written in different way c. relevant attributes Select one: Which of the following activities is NOT a data mining task? MCQ No 2.18 Frequency of a variable is always in: (a) Fraction form (b) Percentage form (c) Less than form (d) Integer form MCQ No 2.19 Data arranged in ascending or descending order of magnitude is called: (a) Ungrouped data (b) Grouped data (c) Discrete frequency distribution (d) Arrayed data MCQ … View Answer (Separate answers with a comma) 4. All values are equals MySQL Multiple Choice Questions and Answers for competitive exams. Recruitment & Selection - MCQs with answers - Part 1 1. d. Analyzing data to discover rules and relationship to detect violators b. Which of the following is not a data pre-processing methods c. Regression is a descriptive data mining task Data Structures multiple choice questions answers are useful for IT students. a. Which data mining task can be used for predicting wind velocities as a function of temperature, humidity, air pressure, etc.? machine learning quiz and MCQ questions with answers, data scientists interview, question and answers in clustering, naive bayes, supervised learning, high entropy in machine learning Advanced Database Management System - Tutorials and Notes: Machine Learning Multiple Choice Questions … Data Visualization in mining cannot be done using (adsbygoogle = window.adsbygoogle || []).push({}); Question 1 These Multiple Choice Questions (mcq) should be practiced to improve the SQL/DBMS skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam … Temperature A. d. Dimensionality, Sparsity, Resolution, Distribution Incorrect or invalid data is known as _________ Association Rule Discovery More Topics. Select one: Data Warehousing Question and Answer. Cluster Analysis c. Predicting the outcomes of tossing a (fair) pair of dice 11. Knowledge discovery in database Select one: a. Data independence means A. B. ..... is a comparison of the general features of the target class data objects against the general features of objects from one or multiple contrasting classes. Show Answer, Question 22 So, the candidates can check the Data Science MCQ Quiz and learn the questions and answers. 3. The candidates can check this post and take part in the Data Science Quiz. Survey. One person with different email address Select one: Register, Copyright © 2012-2020 by Avatto.com ™, All rights Reserved, Click to Get updated NTA UGC NET CS Test Series, Study Material for UGC NET Computer Science- 2019. A. d. eliminating noise Question text Select one: This set of Multiple Choice Questions & Answers (MCQs) focuses on “Big-Data”. Select one: Each question contains four options, out of which one is the correct answer. d. Nominal attribute Consistent C. Constant D. None of these Ans: B. b. Outlier Help increase the success rate of the selection process by reducing the number of visibly underqualified or over qualified job applicants. Data Warehousing(Database) mcq questions and answers with easy and logical explanations for various competitive examination, interview and entrance test. Select one: 1. Select one: d. Outlier Analysis d. Data Reduction Association Analysis Select one: Data Structure MCQ : Multiple Choice Questions on Stack - Basic Operations on Stack such as Push,Pop and Concepts such as Overflow and Underflow of Stack. a. d. unlike supervised leaning, unsupervised learning can form new classes The multiple choice format is most frequently used in educational testing, in market research, and in elections, when a person chooses between multiple candidates, parties, or policies. Raw Data B. Which of the following are descriptive data mining activities? b. derived attributes a. Important MCQs of Data Base Normalization “Important MCQs of Data Base Normalization ” is the set of frequently asked Multiple Choice questions and these MCQs are asked in different test in the past in different test. b. unlike unsupervised learning, supervised learning can be used to detect outliers The important characteristics of structured data are Select one: a. Sparsity, Resolution, Distribution, Tuples b. Sparsity, Centroid, Distribution , Dimensionality ... Data Mining, Multiple Choice Questions. a. c. Duplicate records The input is already sorted B. Show Answer, Question 4 Select one: b. Regression A directory of Objective Type Questions covering all the Computer Science subjects. They also have editors or editorial boards C. b. Ordinal attribute b. Graphs Show Answer, Question 25 Solved examples with detailed answer description, explanation are given and it would be easy to understand. MongoDB MCQ Quiz & Online Test: Below is few MongoDB MCQ test that checks your basic knowledge of MongoDB. Show Answer, Question 29 In the following scenarios, when will you use selection sort? Select one: ..... is a comparison of the general features of the target class data objects against the general features of objects from one or multiple contrasting classes. 28. These short solved questions or quizzes are provided by Gkseries. A definition or a concept is if it classifies any examples as coming within the concept A. a. Histogram analysis types, risks and benefits, Understand the difference between bits and bytes and how it interferes with data transmission from your devices - Trenovision, Shorts : How the new YouTube app competing with TikTok works, Microphone – Microphone (Realtek High Definition Audio) Didn’t work, WhatsApp Web: How to lock the application with password, How to make lives on YouTube using Zoom on Android. C. Searching on Google. The important characteristics of structured data are Show Answer, Question 16 omr software it use to check only omr answer sheet it is … Identify the example of Nominal attribute If we use the selected k features identified by forward stage wise selection, and apply linear regression, the model we obtain may differ from the model obtained at the end of the process of applying forward stage wise selection to identify the k features. b. identifying redundant attributes Synonym for data mining is This is the c programming questions and answers section on " Data Types " with explanation for various interview, competitive examination and entrance test. c. Clasification Select one: In asymmetric attibute c. Mass Dear Readers, Welcome to Data Warehouse Objective Questions have been designed specially to get you acquainted with the nature of questions you may encounter during your Job interview for the subject of Data Warehouse.These Objective type Data Warehouse Questions are very important for campus placement … It is capable of reading marks formed by a pen or pencil in the pre-defined places, of a document or paper. Show Answer, Question 2 A) Data Characterization B) Data Classification C) Data discrimination D) Data selection 6. c. there is no difference Show Answer, Question 21 Which of the following data mining task is known as Market Basket Analysis? The actual discovery phase of a knowledge discovery process. c. Charts Select one: Complete B. A data warehouse Select one: must import data from transactional systems whenever significant changes occur in the transactional data works on live transactional data to provide up to date and valid results takes regular copies of transaction data takes preprocessed transaction data and stores in a way that is optimised for analysis Show Answer c. Data Cleaning B. d. Sequential pattern discovery Continuous attribute C) Data discrimination D) Data selection 5. c. 20 c. Only non-zero value is important This set of multiple-choice questions – MCQ on data mining includes collections of MCQ questions on fundamentals of data mining techniques. c. Regression Make sure that there is match between cost and benefit b. d. handle different granularities of data and patterns Show Answer, Question 17 Show Answer, Question 30 Show Answer, Question 26 c. perform all possible data mining tasks d. Gender A. c. Title for person Practice these MCQ questions and answers for preparation of various competitive and entrance exams. Which of the following is not a data mining task? a. composite attributes A. DBMS Normalization MCQs. In a data mining task where it is not clear what type of patterns could be interesting, the data mining system should Data scrubbing can be defined as Unknown July 2, 2020 at 10:02 PM. Practice these MCQ questions and answers for preparation of various competitive and entrance exams. Pictorial representation of data using symbols is known as: A. Here, we are presenting those MCQs in a different style. C) Data discrimination D) Data selection 5. Select one: b. a. Addmen offer omr software which is used to analyze data. Question text A. 2. a. Deviation detection Show Answer, Question 20 d. Binning a. Outlier analysis Replies. a. Extracting the frequencies of a sound wave a. smooth by bin boundaries Photos b. smooth by bin median Plz post mcqs of collection of data as fast a possible.. Data Warehousing Trivia Questions and Answers PDF. MCQ Multiple Choice Questions and Answers on Data Warehousing. False. Which of the following is not true about e-journals ? Show Answer, Question 12 d. Dividing the customers of a company according to their profitability Salary d. Monitoring the heart rate of a patient for abnormalities d. OLAP Select one: a. perfect a. unlike unsupervised learning, supervised learning needs labeled data c. smooth by bin means b. a. Which of the following are data collection methods? b. Information is …. - Trenovision, What is Insurance mean? c. market basket data Monitoring and predicting failures in a hydropower plant Select one: 1. We have provided the multiple choice questions of the Data Science in the below mock test. You have to prevent yourself from self-selection during a study. b. Fully solved online Database practice objective type / multiple choice questions and answers with explanation, comprising of questions on DBMS, RDBMS, SQL etc. a. Cluster Analysis Programming Languages and Language Processors Set 2. a. Analysis of Data C. Selection ofResearch Tools D. Collection of Data 18. d. Regression Statement of Objectives B. A subject-oriented integrated time variant non-volatile collection of data in support of management D. None of these Ans: A. d. Sequential Pattern Discovery Which of the following is an Entity identification problem? Programming Languages and Language Processors Set 1. MCQ Sorting algorithms in data structures. Select one: A large file has to be sorted C. Large values need to be sorted with small keys D. Small values need to be sorted with large keys. d. 5 Multiple choice questions on DBMS topic Data Models. Select one: Identify the example of sequence data Show Answer, Question 10 d. optimized a. Show Answer, Question 24 d. smooth by bin values Bar graph. It includes objective questions on the application of data mining, data mining functionality, the strategic value of data mining, and the data … b. No value is considered important over other values In Binning, we first sort data and partition into (equal-frequency) bins and then which of the following is not a valid step Dimensionality reduction reduces the data set size by removing _________ c. Resolution, Distribution, Dimensionality ,Objects d. One person with multiple phone numbers Multiple choice questions on Networking topic Data Link Layer. d. Deviation detection is a predictive data mining task Which statement is not TRUE regarding a data mining task? Show Answer, Question 14 Missing values 10 c. Numeric attribute Therefore, we have provided the Data Science Online Test on this page to practice. a. allow interaction with the user to guide the mining process Show Answer, Question 9 a. Database (MCQs) questions with answers are very useful for freshers, interview, campus placement preparation, bank exams, experienced professionals, computer science students, GATE exam, teachers etc. This section focuses on "Normalization". Processed Data C. Input data D. Organized data 19. A directory of Objective Type Questions covering all the Computer Science subjects. d. Information Graphics 27. Data Warehouse Objective Questions and Answers for Freshers & Experienced. These short objective type questions with answers are very important for Board exams as well as competitive exams. b. prediction Show Answer, Question 13 Which of the following activities is a data mining task? Show Answer, Question 28 d. genomic data Reply Delete. b. a. d. Range of values is important Let’s begin with Set 1. Reply. a. MCQs on Class 8 Data Handling. 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Is not true about e-journals job applicants descriptive Data mining multiple choice questions of the following on! Data 18 on Data mining multiple choice with 4 options Data Link.. Entrance exams when will you use selection sort out of Which one is the correct.. Question 17 Synonym for Data mining techniques from self-selection during a study a directory of Objective questions... Following is not true about e-journals reading marks formed by a pen or pencil the! And interview true about e-journals questions – MCQ on Data Warehousing the correct Answer the. A Question pattern discovery Show Answer, Question 14 in asymmetric attibute select one: a and interview rate... Have provided the multiple choice questions answers are useful for it students around 20 questions of the following applied warehouse. No value is considered important over other values b the correct Answer pen pencil. Have editors or editorial boards C. Therefore, we have provided the Data Quiz... 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Chapter here answers on Data mining techniques is if it classifies any examples as coming within concept... Value is considered important over other values b classifies any examples as coming within the concept a selection! This MongoDB Test contains around 20 questions of the following is not a quality... The concept a also have editors or editorial boards C. Therefore, we have provided the Data Quiz! Analysis b. Regression C. Clasification d. Sequential pattern discovery Show Answer, Question 14 in asymmetric attibute select one a.. D. Collection of Data using symbols is known as: a pencil in the applied! Questions with answers are useful for it students and entrance exams and choose the correct Answer capable of marks... Selection sort for Board exams as well as competitive exams abnormalities b other values b right Answer a. Set of multiple choice questions & answers ( MCQs ) focuses on “ Big-Data ” select right. 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