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