Research Methods MCQ's

1. Tree testing is not similar to card sorting.

   View Answer   

   False

2. For users from other nationalities, it is enough to offer a product translated in their respective languages.

   View Answer   

   False

3. It’s a sequential art, where images are arrayed together to visualize the story

   View Answer   

   Storyboard

4. People with low uncertainty avoidance are restricted to new ideas.

   View Answer   

   False  (are open to new ideas)

5. Surveys and questionnaires are primarily used for collecting information from a large number of users.

   View Answer   

   True 

Machine Learning Axioms MCQ's

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

   View Answer   

   Supervised Learning

2. Now Can you make quick guess where Decision tree will fall into _____ 

   View Answer   

   Supervised Learning

3. Do you think heuristic for rule learning and heuristics for decision trees are both same ? 

   View Answer   

    False

4. What is the benefit of Naïve Bayes ? 

   View Answer   

   Requires less training data

5. What is the advantage of using an iterative algorithm like gradient descent ? (select the best)

   View Answer   

   For Nonlinear regression problems, there is no closed form solution

Continuous Integration MCQ's

1. Feature branching is used to _.

   View Answer   

   Work on user stories 

2. Release branches are created for resolving merge conflicts.

   View Answer   

   False

3. Which is NOT a benefit of CI ?

   View Answer   

   Bugs and defects no longer occur 

4. Activities that are part of continuous integration.

   View Answer   

   All of the Options 

5. Which is not a CI practice ?

   View Answer   

   Deploy to production

APIGEE API MCQ's

1. Companies expose their services as a set of HTTP _____.

   View Answer   

   Endpoints

2. The Edge API proxie' s primary consumers are _____.

   View Answer   

   App developers

3. Apigee provides ____ services.

   View Answer   

   All the options 

4. Apigee cannot modify the backend service implementation without affecting the public API.

   View Answer   

   False

5. APIs are software interface that allow different applications to talk to one another.

   View Answer   

   True

RPA Automation MCQ's

1. Which activities allow you to iterate through an array of strings?

   View Answer   

   While,For Each,Do While

2. As a best practice, how should workflows use a local desktop application?

   View Answer   

   1) By checking if the corresponding process is running and if not, opening the application by using the Open Application activity. 2) By using selectors to interact with the application.

3. How should an RPA developer address runtime exceptions in the workflows?

   View Answer   

   1) By logging any exception events 2)By using automatic recovery sequences inside the Catch blocks. 3) By using Try/Catch blocks when invoking external workflow files

4. How can you grab text from a notepad window inside Citrix?

   View Answer   

   1) By using Screen Scraping/Relative Scraping. 2)By using the Get Text with OCR activity

5. Can you hover the mouse over a specific UI Element?

   View Answer   

   1)Yes, by using Hover Text activity. 2)Yes, by using Hover Image activity. 3)Yes, by using Hover OCR Text activity.

Continuous Deployment MCQ's

1. Capacity testing _.

   View Answer   

   is a critical testing and helps to verify technical aspects 

2. Accurev is a _ system.

   View Answer   

   Stream Based Version Control 

3. ____________ testing was derived from hardware testing.

   View Answer   

   Smoke  

4. The continuous deployment must be followed to practice continuous delivery.

   View Answer   

   True 

5. Large scale changes to an application can be achieved using __.

   View Answer   

   Branch by Abstraction

Cassandra Brass Track MCQ's

1. Which among the following is a NoSQL db?

   View Answer   

   All of the Option

2. Cassandra is a __________ architecture.

   View Answer   

   Peer to Peer

3. What is meant by 'Active everywhere design'?

   View Answer   

   All nodes can be written to and read from

4. Which of the following statements about NoSQL databases is true?

   View Answer   

   Support unstructured data

5. Cassandra is not suitable for IoT applications.

   View Answer   

   False

NoSQL - Database Revolution MCQ's

1. Hbase main server components include all except _

   View Answer   

   Hbase Memstore

2. In column-oriented stores, data is stored on a basis.

   View Answer   

   Column Family 

3. In Hbase, 'Columns' are named and specified in table definition. 

   View Answer   

   False

4. HBase Tables are divided _ by row key range into .

   View Answer   

   horizontally - regions 

5. Columnar databases are preferable for OLTP systems.

   View Answer   

   False 

Kibana - Data Exquisites MCQ's

1. Is it necessary to use curl command while querying in Kibana?

a) Yes, it is necessary.
b) No, not necessary.
   View Answer   

   No, not necessary

2. Default location to run Kibana is _.

a) localhost:0000
b) localhost:8888
c) localhost:5601
d) localhost:5602

   View Answer   

   localhost:5601

3. If Elasticsearch is not visible via Kibana, what could be the problem?

a) url should match to localhost:9200 if it has not been changed manually
b) Both of these
c) None of these
d) elasticsearch.url is not set correct

   View Answer   

   Both of these

4. What can be created with the help of Kibana?

a) Histograms
b) Line Graphs
c) All of these
d) Pie Charts

   View Answer   

   All of these

5. Kibana is an independent tool nothing to do with ELK stack.

a) True
b) False
   View Answer   

   False

Bundling with Webpack (002) MCQ's

1. Executing the following command will automatically create a file named: webpack_practice >>

   View Answer   

    npm init  -->Package.json

2. Which of these softwares is necessary to install webpack

   View Answer   

    Node.js

3. Webpack supports third party libraries

   View Answer   

   True

4. The distinct feature of webpack is

   View Answer   

   code splitting

5. Webpack supports third party libraries

   View Answer   

   True

Kafka MCQ's

1. A hashing-based Partitioner takes ___ and generates a hash to locate which partition the message should go

   View Answer   

   Partition Key

2. Banking industry can leverage Kafka Streams for detecting fraudulent transactions.

   View Answer   

   True

3. Which messaging semantics do Kafka use to handle failure to any broker in cluster?

   View Answer   

   acks

4. Kafka only provides a total order over records within a partition, not between different partitions in a topic.

   View Answer   

   True

5. The only metadata retained on a per-consumer basis is the position of the consumer in the log, called :

   View Answer   

   Offset

Infrastructure as Code MCQ's

1. When a server requires special configuration beyond that covered by automated deployment scripts, it is called

a) Snowflake Server
b) Server Sprawl
c) Automation Fear
d) Configuration Drift

   View Answer   

   Snowflake Server

2. __________ configuration is faster than ___________ configuration

a) Automated, Manual
b) Manual, Hybrid
c) Manual, Automated
d) Automated, Hybrid

   View Answer   

   Automated, Manual

3. For quick configurations, the servers must be

a) Well configured
b) Automated
c) Identical
d) Different

   View Answer   

   Identical

4. Which is directly proportional to your business?

a) Clarity
b) Security
c) None of the options
d) Availability

   View Answer   

   Availability

5. IaC is frequently referred to as, _

a) infrastructure automation
b) Infrastructure Programming
c) Programmable infrastructure
d) Automated Infrastructure

   View Answer   

   Programmable infrastructure

Elements of User Experience MCQ's

1. Which one of the following techniques helps us in understanding user needs?

   View Answer   

   All

2. navigation allows the user to access nearby screens in the architecture.

   View Answer   

   Local

3. The discipline involved in creating a structured experience for the user is know as 

   View Answer   

   ID

4. _________ is getting your users to test what you have produced.

   View Answer   

   UT

5. help us to analyze the precise steps that user performs to complete a task.

   View Answer   

   TA

Machine Learning Using scikit-learn MCQ's

1. Which of the following utility of Pandas can be used to read from Oracle database?

   View Answer   

   read_sql

2. What do the methods starting with fetch, of sklearn.datasets module do?

   View Answer   

   It downloads a specific dataset from a library.

3. Which of the following function is used for loading famous iris dataset from sklearn.datasets?

   View Answer   

   load_iris()

4. Which of the following Python library is used for Machine Learning?

   View Answer   

   Scikit-Learn

5. Which of the following module of sklearn contains popular datasets, which are processed?

   View Answer   

   datasets

Image Classification MCQ's

1. Identify the unstructured data from the following

   View Answer   

   both image and Video clip

2. Which preprocessing technique is used for dimensinality reduction?

   View Answer   

   SVD

3. Technique used to evaluate a classifier by dividing the data set into train set to train the classifier and test set to test the same.

   View Answer   

   cross validation

4. True Negative is when

   View Answer   

   predic are and actual negative

5. True Positive is when

   View Answer   

   predic are and actual  not  negative

AWS Essential MCQ's

1. _____ mixes the simplicity of ________ with the power of _____, to great effect.

   View Answer   

   Paas,Saas,Iaas

2. Developers and organizations all around the world leverage ______ extensively

   View Answer   

   Paas

3. The committee which designs the standards & characteristics for the cloud computing is

   View Answer   

   NIST

4. I have some private servers on my premises, also I have distributed some of my workload on the public cloud, what is this architecture called?

   View Answer   

   HC

5. Cloud-computing providers offer their services as

   View Answer   

   IPS

Story Telling MCQ's

1. _________ uses system of color coding to represent different values.

   View Answer   

   Heat maps

2. _______ helps you get familiar with data.

   View Answer   

   exploratory

3. When the content is very less, we can leverage _________ to display information.

   View Answer   

   simple text

4. Cognitive load theory is created by 

   View Answer   

   john sweller

5. Keeping Color consistent helps the audiences to know that these two pieces of information are related.

   View Answer   

   True

 

Structured Data Classification MCQ's

1.  Identify the structured data from the following.

   View Answer   

   Data from mySQL DB and Excel

2. What kind of classification is our case study 'Churn Analysis'?

   View Answer   

   Binary 

3. Which command is used to identify the unique values of a column?

   View Answer   

   unique()

4. Which preprocessing technique is used to make the data gaussian with zero mean and unit variance?

   View Answer   

   Standardisation

5. Cross-validation technique is used to evaluate a classifier by dividing the data set into training set to train the classifier and testing set to test the same.

   View Answer   

   True 

DevOps MCQ's

1. DevOps is the union of ___ , ____ and __ to enable continuous delivery of value to end users.

   View Answer   

   People, Processes and Products. 

2. Improve quality and performance of the applications is a major driver for switching to DevOps

   View Answer   

   True  

3. Understanding of what we are deploying and how we are deploying comes under which habit of DevOps

   View Answer   

   Configuration Management

4. Product Management is one of the 7 DevOps practices

   View Answer   

   False  

5. Which of the following is a value of DevOps

   View Answer   

   DevOps goals span the entire delivery pipeline 

More on Git MCQ's

1. What is the git command to see the last 3 commits in one line ?

   View Answer   

   git log -–oneline -3 

2. How do I view all the commits for the last 2 weeks ?

   View Answer   

   git log -–since=”2 weeks ago” 

3. What is the significance of using –index in the git stash pop - - index command ?

   View Answer   

   To pull the staged changes  

4. What is the command to temporarily store uncommitted ?

   View Answer   

   git stash 

5. What command should I use to retrieve my files that have been temporarily stashed ?

   View Answer   

   git stash pop – index