Microservices Architecture | Fresco Play

Question 1: Complexity of developing, testing & deploying distributed system, Handling partial failures account to disadvantages of

Answer: Microservices

Question 2: Decomposition of Microservices based on 2 categories namely

Answer: Business capability , Subdomain

Question 3: Benefits of Microservices include -

Answer: All the options

Question 4: Agile development & Deployment is difficult in case of __________________

Answer: Monolithic

Question 5: Simple to Develop, Test, Deploy, Scale represents __________________

Answer: Monolithic

Question 6: Software built as microservices can, by definition, be broken down into multiple component services ?

Answer: True

Question 7: Separating components with conflicting resource requirements falls under the bucket of _____________

Answer: Microservices

Question 8: Is Microservice is considered as subset of SOA ?

Answer: True

Question 9: The 3Cs of Microservices includes all these except ______________

Answer: Control

Question 10: The services communicate with each other internally ___________________________

Answer: Both Messaging and Remote Procedure invocation

Question 11: The 2 types of Service Discovery only includes Client-side & server-side discovery ?

Answer: True

Question 12: External clients communicate with Microservices using _________________________

Answer: API GATEWAY

Question 13: Scenarios where client takes onus & are responsible for determining the network locations of available service instances

Answer: Client-side

Question 14: API Gateway ensures _____________________________

Answer: All the options

Question 15: Netflix OSS is example ____________

Answer: Client-side

Question 16: AWS Elastic Load Balancer (ELB) is an example of a __________________

Answer: Server-side discovery

Question 17: Which acts as database of services

Answer: Service Registry

Question 18: Which ensures to insulate the applications by acting as barrier

Answer: API Gateway

Question 19: The client expects a timely response from the service and might even block while it waits represents__________client service interaction styles

Answer: Synchronous

Question 20: _____________ helps to control & limit the number of consecutive request failures crosses a threshold,

Answer: Circuit breaker

Question 21: Amazon EC2 Container Service is an example of ________________

Answer: Docker

Question 22: The transactions that span across multiple services are handled by

Answer: Event driven Architecture

Question 23: Microservices supports different kinds of databases and this is called ____________.

Answer: Polyglot persistence

Question 24: Microservices-based architecture enforces a Modular structure ?

Answer: True

Question 25: The 2 components of CQRS include_______________

Answer: Query & command side

Question 26: packer.io & Boxful represents __________________________ type of pattern

Answer: Service Instance per Host

Question 27: Efficient Utilization & Fast Deployment represent which pattern __________________________________

Answer: Multiple Services per Host pattern

Question 28: IDL stands for ______________________

Answer: Interface definition language

Question 29: Which of these represent the drawback of Multiple Services per Host pattern

Answer: faulty deployment

Question 30: Service Instance per Host pattern provides ________________

Answer: All the options

Question 31: Caching helps in improving the performance of the system ?

Answer: True

Question 32: In Microservices, the API Gateway takes care of the security aspect by rendering ________________

Answer: Access tokens

Question 33: Which pattern collects & reports all exceptions to a centralized exception tracking service

Answer: Exception tracing

Question 34: Which of this does not represent caching types_______________

Answer: Server cache

Question 35: Microservice Chassis takes care of all except __________________

Answer: token generation

Question 36: __________ is ability to store something temporarily in order to reduce the loading times and I/O of a system.

Answer: Cache

Question 37: In __________, each external request is tagged with unique identifier which is passed to all services involved in handling the request and included in application logging messages

Answer: Distributed tracing

Question 38: Microservice Architecture adapts following concepts

Answer: All the options

Question 39: In __________ each external request is tagged with unique identifier which is passed to all services involved in handling the request and included in application logging messages

Answer: Distributed tracing

Question 40: When any single application function or component fails, then the entire application goes down. (Single point of failure ) This is primary disadvantage of ________________

Answer: Monolithic

Question 41: Functional Decomposition is an example of ____________

Answer: Microservices

Question 42: Which among these helps in developing a microservice quickly ___________________

Answer: Chassis

Question 43: Scaling the application can be challenging in _____________ due to conflicting needs of Memory, CPU, IO

Answer: Monolithic

Question 44: Monolithic is identified by all these disadvantages except__________________

Answer: Quick initial development

Question 45: Long term commitment of Technology stack is a weakness of which model of architecture

Answer: Monolithic

Question 46: Microservices based architecture prefers _______

Answer: No dependency on any particular DB

Question 47: Service Instance per Container pattern include all except _______________________________

Answer: Slow Deployment

Question 48: Which of the following is incorrect - with respect to cons about Microservices (I) Increasing number of services can result in information barriers (II) Being a distributed system, it can result in duplication of effort (III) The architecture usually results in increased memory consumption (IV) No long-term commitment to technology stack

Answer: IV

Question 49: Kubernotes , Marathon are examples of _______________________

Answer: Service Instance per Container

Question 50: Spring Boot is example of _____________

Answer: Chassis Framework

Question 51: Limited Efficient Utilization & slow deployment represent _________________________________

Answer: Multiple Services per Host pattern