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A data visualization tool that updates in real time and gives multiple outputs is called?

A data dashboard

A metrics table

A Data Table

None of the above

Which method shows hierarchical data in a nested format?

Tree Maps

Scatter Plot

Population Pyramid

Area Chart

What kind of chart is used to compare values for different categories

Line Chart

Column Chart

Scatter plot

Stacked Chart

What is the Python output for: print('2Xy@').lower()?

2xy@

2Xy@

2xy

Error

Which of the following is an immutable data type in Python?

List

Set

Dictionary

Tuple

Which special character is used to freeze a row or column in Microsoft Excel?

If we have not specified ASC or DESC after a SQL ORDER BY clause, the following is used by default

DESC

ASC

There is no default value

None of the mentioned

Which type of JOIN is used to returns rows that do not have matching values?

Natural JOIN

Outer JOIN

Equi JOIN

All of the above

We want to develop a low latency system with machine learning model. Which combination is best suitable?

Logistic Regression with L1 regularization

Hard Margin Support Vector Machine

KNN with Cosine Distance

GBDT with high depth

Which of the following probability distributions has undefined mean and variance?

Gaussian Distribution

Exponential Distribution

Cauchy Distribution

Triangular Distribution

R is an interpreted language so it can access through?

Disk operating system

User interface Operating System

Command line interpreter

Operating System

A cut off of 0.5 logistic regression means that if estimate probability of p(y=1)>0.5 then they are classified as

Class 1

Class 0

Both class 1 and class 0

None of the above

Which of the following NLP technique considers the semantic meaning?

Binary Bag of Words

TF-IDF

Word2Vec

Both B and C

Which of the following is NOT required for a binomial distribution?

There is fixed number of trials

Each trial has exactly two outcomes

There are more than 30 trials

The probability of success remains fixed for all trials

Which of the following gives each element of x's availability in y?

Y%>>%x

X %>% y

X%which%y

X%in%y

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