Infosys Certified NodeJS Microservices Professional
Practice with real exam-pattern questions for Infosys Certified NodeJS Microservices Professional. Each question includes a detailed explanation to help you understand the concept, not just memorise the answer. Try 10 questions free — no login required.
Full question bank for this exam + 1,357+ others. Cancel anytime.
Join Premium10 Infosys Certified NodeJS Microservices Professional practice questions with answers
Real Lex exam-pattern multiple-choice questions for the Infosys Certified NodeJS Microservices Professional certification. Each question includes the correct answer. The full question bank is available to Premium members.
- Question 1
Select the three statements that stand correct with respect to the Microservice application.
- ✓
Microservices can be independently deployed.
Correct - B
Each microservice can have its independent database.
- C
Circuit breaker is a pattern to implement loose coupling between various services.
- D
Microservices interact with each other through REST calls.
- ✓
- Question 2
Which among the below option enables Cloud based native Node.js microservice applications to implement authorization and authentication features?
- ✓
By implementing JWT authentication mechanism
Correct - B
By enforcing policies like user access control
- C
By using built-in cloud-based security authentication services
- D
All the above
- ✓
- Question 3
Which of the following are TRUE about microservices?[Choose 2 options]
- ✓
Each microservice should be smaller in code size.
Correct - B
They are by default distributed in nature.
- C
Interaction between microservices is not possible.
- D
Microservices are easy to deploy and scale independently.
- ✓
- Question 4
There is a requirement to develop a microservices-based application that involves lots of I/O-bound operations. Which among the below-mentioned technology stack is preferred for this requirement?
- ✓
Spring microservice
Correct - B
Node.js microservice
- C
Ruby microservice
- D
Python microservice
- ✓
- Question 5
The developer must implement the requirements below while developing a Node.js Microservice application.
- Scale the application based on need.
- Persist the data with flexible schema.
Which of the below-given data storage service would be the best choice for the above-mentioned requirements?
- ✓
Relational database
Correct - B
Object storage
- C
NoSQL database
- D
All the above
- Question 6
Which of the following can be used as a Configuration server? (Select any two)
- ✓
Spring cloud consul
Correct - B
Zookeeper
- C
Opossum
- D
Prometheus
- ✓
- Question 7
Which of the following is an advantage of using the centralized configuration in Node Microservices?
- ✓
For keeping microservices configuration in a single location and automatically reflecting any changes to the configuration in the microservices.
Correct - B
For providing additional security to Microservices.
- C
For performance optimization.
- D
All of the above.
- ✓
- Question 8
Which of the following statement is used to deregister a microservice from the Consul?
- ✓
consul.agent.service.remove
Correct - B
consul.agent.service.list
- C
consul.agent.service.unregister
- D
consul.agent.service.deregister
- ✓
- Question 9
Consider the following code snippet, and identify the RIGHT option that indicates the usage of passing: true in service discovery using consul?
consul.health.service( { service: serviceId, passing: true, },(err,result)=>{ … … }- ✓
Indicating consul to give only the healthy instances for the given serviceId.
Correct - B
Indicates the service Id is registered to the consul.
- C
It listens to the config changes.
- D
It indicates the service might be facing potential issues and unavailable to handle requests.
- ✓
- Question 10
Consider the following code snippet, and identify the RIGHT option that indicates the usage of backoffFactor in centralized configuration through consul?
const watch = consul.watch({ method: consul.kv.get, options: { key: 'demoMS/config', }, backoffFactor: 1000, });- ✓
When a health check fails in consul, the backoffFactor determines the duration before the next health check attempt is made.
Correct - B
When a health check passes in consul, the backoffFactor determines the duration before the next health check attempt is made.
- C
It listens to the config changes every 1000 milliseconds.
- D
It listens to the config changes every 1 second.
- ✓
More in UI
Pay once. Clear every cert this year.
One subscription, full Telegram channel access, every PDF posted during your membership.
- Full access to all 1,357+ certifications
- Monthly updated question banks
- Telegram private channel access
- Cancel anytime
- Everything in Monthly
- Save ₹2,100 vs monthly billing
- Priority answer key requests
- Best for increasing DQ score fast
- Everything in Quarterly
- Lifetime channel access — no renewals
- All future certifications included
- Priority response from admin team
Common questions, straight answers.
A monthly-updated Telegram channel where we post real exam-pattern question banks and detailed answer keys for 1,357+ Infosys Lex certifications. You join once, you get every PDF posted during your membership.
Right after payment on our Graphy page, you'll receive a private invite link to the Telegram channel. Access is instant — usually under 30 seconds.
We compile question banks from the actual Lex test pattern, sourced and verified by 180K+ community members who've recently cleared these exams. Match rate is consistently 85–95%.
Every single month. When Infosys rolls out new versions of certifications, we post updated dumps within 7–10 days. You'll see channel activity weekly.
Clearing certifications is one of the highest-weighted DQ factors. Members typically clear 3–5 certifications in their first 3 months, which moves DQ scores up by a full band.