IBM C1000-109 Exam Practice Test Instant Access

Question 1

A developer is instructed to use a circuit breaker pattern in a User Story, using a best effort approach. What should the developer do to deliver this request?

ACheck the service status through an API call and throw an exception when the service is down

BAdd a fallback method that returns null or an empty set as result when the service is down

CAdd a fallback method that returns a cached copy of the data requested when the service is down

DAdd a retry loop to keep trying the invocation when the service is down

Answer : A

Question 2

A DevOps team is provisioning environments in IBM Cloud during the development lifecycle. What can be done to optimize the environment provisioning process?

AUse Schematics service in IBM Cloud to create infrastructure as code templates and use the on DevOps pipeline to create and configure environments

BUse Chef scripts in the DevOps pipeline to create configuration tasks for application containers

CUse Virtual Machine templates in IBM Cloud to define environment configuration and start/stop them as needed

DUse Bare Metal Servers to configure the environments and have full control of them

Answer : C

Question 3

Which of the following describes a Watson Speech-to-Text custom language model?

AExpands a base model defining a set of production rules for transcribing strings

BProvides support for additional, custom languages with Watson Speech to Text

CIs used to expand and tailor the vocabulary of a base model to include domain-specific terminology

DIs used to adapt a base model to your environment and speakers

Answer : A

Question 4

What is the function of a NodePort in IBM Cloud Kubernetes Service?

AExposes the Service on a cluster internal IP

BExposes the Service using IBM Cloud load balancer solution

CExposes the Service using Kubernetes proxy between the external computer and the cluster

DExposes the Service on each Worker Node's IP Address at a static port

Answer : D

Question 5

What does the IBM Cloud Virtual Server Auto Scale feature provide?

AConfigures security group permissions

BSeamless and automatic scaling up of instances when more resources are required due to demand

CFlexible scaling based on RAM usage

DProvisioning on-premise servers

Answer : B

Question 6

What would a developer write to manage the lifecycle of an application in an IBM Cloud OpenShift cluster?

AAn operator

BA private registry

CA junction

DA docker instance

Answer : B

Question 7

An application developer is working on an application on IBM Cloud that needs to connect to SalesForce and watch for event changes in real time. Which of the following IBM Integration tools should the application developer leverage?

AAPI Gateway

BLift CLI

CAPI Connect

DApp Connect

Answer : C

IBM C1000-109 IBM Cloud Professional Developer v4 Exam Practice Test