Top 50+ Solved Data Analytics with R Weka Machine Learning MCQ Questions Answer
Q. According to analysts, for what can traditional IT systems provide a foundation when they’re integrated with big data technologies like Hadoop?
a. Big data management and data mining
b. Data warehousing and business intelligence
c. Management of Hadoop clusters
d. Collecting and storing unstructured data
Q. File containing R scripts end with extension _______.
a. .R
b. .S
c. .bigdata
d. All of the above
Q. Which of the following is a subset of machine learning?
a. Numpy
b. SciPy
c. Deep Learning
d. All of the above
Q. Causal analysis is commonly applied to census data.
a. True
b. False
c. Can be true or false
d. Can not say
Q. Which of the following step is performed by data scientist after acquiringthe data?
a. Data Cleaning
b. Data Integration
c. Data Replication
d. All of the above
Q. Which of the following focuses on the discovery of (previously) unknownproperties on the data?
a. Data mining
b. BigData
c. Data wrangling
d. Machine Learning
Q. Which of the following can be used to create sub–samples using a maximumdissimilarity approach?
a. minDissim
b. maxDissim
c. inmaxDissim
d. All of the Mentioned
Q. Which of the following can be used to impute data sets based only on informationin the training set?
a. postprocess
b. preProcess
c. process
d. All of the Mentioned
Q. Which of the following model model include a backwards elimination featureselection routine?
a. MCV
b. MARS
c. MCRS
d. All of the Mentioned
Q. Which of the following is a categorical outcome?
a. RMSE
b. RSquared
c. Accuracy
d. All of the Mentioned
Q. Which of the following function provides unsupervised prediction ?
a. cl_forecast
b. cl_nowcast
c. cl_precast
d. None of the Mentioned
Q. What is true about Machine Learning?
a. Machine Learning (ML) is that field of computer science
b. ML is a type of artificial intelligence that extract patterns out of raw data by using an algorithm or method.
c. The main focus of ML is to allow computer systems learn from experience without being explicitly programmed or human intervention.
d. All of the above