Data Handling with R MCQ's

1. Which function can be used when a vector needs to be split into groups defined by a classifying factor, compute a function on the subsets, and return the results?

   View Answer   

   tapply

2. Which function is very similar to lapply?

   View Answer   

   sapply

3. Applying lapply function on a matrix returns

   View Answer   

   list

4. A hospital data contains patient's age and treatment they are undergoing. Which function can be used to find average of patients undergoing each of the treatments?

   View Answer   

   tapply

5. Which function is used over the margins of an array

   View Answer   

   apply

Data Cleansing MCQ's

1. Data munging is

   View Answer   

   A Process to clean messy data

2. Can a technically correct dataset still be incorrect for data analysis?

a) YES
b) NO
   View Answer   

   YES

3. Binning is a method to manage data

   View Answer   

   noisy data

4. Data cleaning is the most time consuming process in data analysis

a) True
b) False
   View Answer   

   True

5. tail() function shows ___ by default

   View Answer   

   6 rows

Linear Algebra MCQ's

1. The set of all possible vectors you can reach with the linear combination of two vectors is called ____________________.

   View Answer   

   Linear Combination

2. If one set of vectors can be expressed as a linear combination of other set of vectors, they are called _____________________.

   View Answer   

   linearly combined

3. Every vector in 2D space is associated with multiple pairs of number.

a) True
b) False
   View Answer   

   False

Maven -Coalescing Pipeline MCQ's

1. How can we compile and generate war file using single command

   View Answer   

   mvn compile war:war

2. Syntax to create maven project.

   View Answer   

   mvn archtype:generate

3. How to generate war file

   View Answer   

   mvn package

4. War files are created for

   View Answer   

   Web and Java

5. What is archetype

   View Answer   

   It is maven project templating toolkit

Leading and Managing MCQ's

1. Gamification is

   View Answer   

   THE USE OF

2. What is Baxter?

   View Answer   

   An autonomous Drone

3. CI/CD stands for

   View Answer   

   Continuous Integration Continuous Deployment

4. Which of these are advantages of DevOps

   View Answer   

   ALL

5. What AI techniques are used in Chatbots?

   View Answer   

   ALL

Machine Learning MCQ's

1. If you have a basket of different fruit varieties with some prior information on size, color, shape of each and every fruit . Which learning methodology is best applicable?

   View Answer   

   super

2. If the outcome is binary(0/1), which model to be applied?

   View Answer   

   Logistic

3. For which one of these relationships could we use a regression analysis? Chose the correct one

   View Answer   

   HEIGHT

4. Which clustering technique requires prior knowledge of the number of clusters required?

   View Answer   

   k means

5. Which of the learning methodology applies conditional probability of all the variables with respective the dependent variable?

   View Answer   

   supervised

Digital Marketing Primer MCQ's

1. By reading through the customer reviews of a product on Amazon, a customer forms a

   View Answer   

   Perception about the product

2. Digital Marketing helps to improve

   View Answer   

    All the options mentioned

3. Customer Perception develops

   View Answer   

    all

4. Main objective of Digital Marketing is to

   View Answer   

   None

5. Which of the following aims at influencing users who have already begun their research on sites like Google, but not necessary that they have visited a brand site

   View Answer   

   Search Retargeting

Asure Essentials MCQ's

1. Which cloud offering focuses on the consumption of services?

   View Answer   

   SaaS

2. High available applications are

   View Answer   

   all

3. In which operating system, we can use Azure CLI?

   View Answer   

   All the options mentioned

4. When using Azure Resource Manager, you can use a _______________ for deployment, which can build identical environments for different work scenarios such as testing, staging, and production

   View Answer   

   Template

5. Which of the following is the older service management model, where cloud services contain your cloud resources?

   View Answer   

   Classic Portal

Automation Anywhere MCQ's

1. Automation anywhere is not capable of working with

   View Answer   

   Hand written documents

2. Pdf integration command cannot be used for?

   View Answer   

   converting pdf files to word

3. From control room on which type of clients can we schedule tasks

   View Answer   

   runtime

4. Using Email automation command we can directly get emails from the server without having interface(Email client) like: gmail, outlook?true

   View Answer   

   False

5. For uploading a bot to the control room we need to have access to it?

   View Answer   

   False

Advanced Regression Analysis MCQ's

1. What is/are the outcome of optimizing the likelihood function ?

   View Answer   

   Parameters

2. ________________ Regression can be used to model the data when the outcome is dichotomous .

   View Answer   

   Logistic

3. When we normally multiply the coefficients with covariates we get a numeric value ? But when we need to get an output in the range 0 to 1 what do we need to perform ?

   View Answer   

   Non Linear Transformation

4. A linear Model best predicts when the dependent variable is Binary.

   View Answer   

   False

5. The systematic component in a GLM consists of Linear Predictor . What are they ?

   View Answer   

   Covariate and Coefficient

Deep Learning MCQ's

1. Data Collected from Survey results is an example of ______

   View Answer   

   structured data

2. Gradient at a given layer is the product of all gradients at the previous layers.

   View Answer   

   True

3. Name the component of a Neural Network where the true value of the input is not observed.

   View Answer   

   hidden layer

4. _______________ is a Neural Nets way of classifying inputs.

   View Answer   

   FP

5. Prediction Accuracy of a Neural Network depends on _______________ and ______________.

   View Answer   

   weight and bias

Azure Essentails MCQ's

1. Which cloud offering focuses on the consumption of services?

   View Answer   

   SaaS

2. High available applications are

   View Answer   

   all

3. In which operating system, we can use Azure CLI?

   View Answer   

   All the options mentioned

4. When using Azure Resource Manager, you can use a _______________ for deployment, which can build identical environments for different work scenarios such as testing, staging, and production

   View Answer   

   Template

5. Which of the following is the older service management model, where cloud services contain your cloud resources?

   View Answer   

   Classic Portal

Gradle MCQ's

1. In gradle, JAR files are published to

   View Answer   

   ALL

2. Jobs are the unit of execution in Jenkins.

   View Answer   

   False

3. Which of the following statement is true about Jenkins?

   View Answer   

   ALL

4. The plugins provided by jenkins supports

   View Answer   

   ALL

5. Applying the Application plugin also implicitly applies the Java plugin.

   View Answer   

   True

MicroServices MCQ's

1. Benefits of Microservices include -

   View Answer   

    All the options

2. Software built as microservices can, by definition, be broken down into multiple component services ?

   View Answer   

    true

3. Decomposition of Microservices based on 2 categories namely

   View Answer   

   Business capability , Subdomain

4. Complexity of account to disadvantages of Microservices

   View Answer   

   developing, testing & deploying distributed system, Handling partial failures

5. Is Microservice is considered as subset of SOA ?

   View Answer   

   True

MONGO DB MCQ's

1. Which is the method used to terminate certain operations after examination

   View Answer   

   db.kill

2. Which is the method in MongoDB removes a one or more roles from a user on the current database

   View Answer   

   db.revokeroles from user

3. Which of the following will help to identify long running queries

   View Answer   

   currentop

4. In MongoDB ........ is the operator limits the contents of an array field from the query

   View Answer   

   ELEMmatch

5. Which model is used when there is contains relationships between entities

   View Answer   

   embedded

ONSEN UI MCQ's

1. Onsen uses _______ CLI for Developing apps

   View Answer   

   Monaca

2. Ons object needs to be imported from the library

   View Answer   

   onsenui

3. Onsen supports only react Framework

   View Answer   

   False

4. How many sections does a toolbar have?

   View Answer   

   3

5. Any HTML code can be placed inside the component?

   View Answer   

   True

React Native MCQ's

1. It is compulsory to install Xcode or Android studio for react native mobile application development.

   View Answer   

   False

2. Developer of React Native is _______________.

   View Answer   

    Facebook

3. React Native is ‘learn once, run anywhere’.

   View Answer   

   False

4. JSX is JavaScript with a syntax extension which allows a mixture between _______________ and ___________.

   View Answer   

   Java and XML tags

5. Which method is called when a component is being removed from the DOM?

   View Answer   

   componentWillUnmount()

UI Design MCQ's

1. Name the design concept of making items represented, resemble their real-world counterparts

   View Answer   

   Skeuomorphism

2. Which one below is a vector image format?

   View Answer   

    SVG

3. Name the design language system developed by google

   View Answer   

   Material Design

4. Name the design tool that can be used to establish a spatial hierarchy of the content

   View Answer   

    Grids

5. What is the white space located inside letters like o and p called?

   View Answer   

   Counter

Regression Analysis MCQ's

1. What is the sum of standard error for the baseline model?

   View Answer   

   SST

2. __________ means predicting one variable from another.

   View Answer   

   Regress

3. R Square Value can be greater than zero.

   View Answer   

   False

4. ________ is a unit less quantity.

   View Answer   

   R Square

5. Two or more variables correlating in a Multiple Regression Model is known as ____________.

   View Answer   

   Multi–Correlation

Data Visualisation with Matplotlib MCQ's

1. Multiple lines can be plotted using a single plot function? State True or False

   View Answer   

   True

2. Which of the following parameter is used to set the color of a error bar in bar plots?

   View Answer   

   ecolor

3. Which of the following parameter is used to set the style of a line?

   View Answer   

   linestyle

4. A Figure can contain multiple Axes. State true or false.?

   View Answer   

   True

5. What does the function subplot return?

   View Answer   

   Axes object