Microservices Architecture --Fresco play

In this post i am posting answers for Microservices Architecture and there is no Hands-0N project in it

Note:- Some of the Answers are wrong please let me know in the comments that i can correct it

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

Microservices

Decomposition of Microservices based on 2 categories namely

Business capability , Subdomain — 

 

Benefits of Microservices include –

All the options — 

 

Agile development & Deployment is difficult in case of ______

Monolithic — 

 

Simple to Develop, Test, Deploy, Scale represents ______

Monolithic — 

 

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

True — 

 

Separating components with conflicting resource requirements falls under the bucket of _

Microservices — 

 

Is Microservice is considered as subset of SOA ?

True — 

 

The 3Cs of Microservices includes all these except __

Control — 

 

The services communicate with each other internally _______________

Both Messaging and Remote Procedure invocation — 

 

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

True — 

 

External clients communicate with Microservices using _____________

API GATEWAY — 

 

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

Client-side — 

 

API Gateway ensures _________________

All the options — 

 

Netflix OSS is example __

Client-side — 

 

AWS Elastic Load Balancer (ELB) is an example of a ______

Server-side discovery — 

 

Which acts as database of services

Service Registry — 

 

Which ensures to insulate the applications by acting as barrier

API Gateway — 

 

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

Synchronous — 

 

_ helps to control & limit the number of consecutive request failures crosses a threshold,

Circuit breaker — 

 

Amazon EC2 Container Service is an example of ____

Docker — 

 

The transactions that span across multiple services are handled by

Event driven Architecture — 

 

Microservices supports different kinds of databases and this is called __.

Polyglot persistence — 

 

Microservices-based architecture enforces a Modular structure ?

True — 

 

The 2 components of CQRS include_______________

Query & command side — 

 

packer.io & Boxful represents ______________ type of pattern

Service Instance per Host — 

 

Efficient Utilization & Fast Deployment represent which pattern ______________________

Multiple Services per Host pattern — 

 

IDL stands for __________

Interface definition language — 

 

Which of these represent the drawback of Multiple Services per Host pattern

faulty deployment — 

 

Service Instance per Host pattern provides ____

All the options — 

 

Caching helps in improving the performance of the system ?

True — 

 

In Microservices, the API Gateway takes care of the security aspect by rendering ____

Access tokens — 

 

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

Exception tracing — 

 

Which of this does not represent caching types_______________

Server cache — 

 

Microservice Chassis takes care of all except ______

token generation — 

 

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

Cache — 

 

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

Distributed tracing — 

 

Microservice Architecture adapts following concepts

All the options — 

 

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

Distributed tracing — 

 

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

Monolithic — 

 

Functional Decomposition is an example of __

Microservices — 

 

Which among these helps in developing a microservice quickly _______

Chassis — 

 

Scaling the application can be challenging in _ due to conflicting needs of Memory, CPU, IO

Monolithic — 

 

Monolithic is identified by all these disadvantages except__________________

High set-up costs — Wrong

 

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

Monolithic — 

 

Microservices based architecture prefers _

NoSQL DBs — Wrong

 

Service Instance per Container pattern include all except ___________________

Slow Deployment —