Alibaba ACA-Developer Exam Practice Test Instant Access

Question 1

Which of the following statements describes AKs (Access Keys) incorrectly?

AAK can refer to both the AccessKey ID and the AccessKey secret

BYou can use AK to construct an API request and the corresponding resources can be manipulated if your request successfully..

CAn AccessKey ID and AccessKey Secret cannot be used separately

DAccessKey Secrets for RAM sub-accounts can be queried at any time on the Console Interface after creation

Answer : A

Question 2

A developer is writing logs through the Log Service API, and can see via the Logstore monitorin metrics that write traffic is about 10 MB/s, but a 403 error is reported during the writing process. Which of these is a possible cause?

AThere is significant network delay

BThe write throughput of a single partition is limited, and the 10 MB/s write traffic exceeds

CThere is not enough space in the Logstore partition

DThe target partition in the Logstore is not specified

Answer : D

Question 3

Which data format is NOT supported by Alibaba Cloud Message Service?

AXML

BJSON

CSIMPLIFIED

DVERBOSE

Answer : D

Question 4

Alibaba Cloud Content Delivery Network (CDN) is a suitable product for the following scenarios: (Number of correct answers: 2)

ABBS forums with less than 100 daily page views.

BStatic sites with more than 100,000 daily page views.

CImages, HTML, CSS and JS files on a medium-sized E-commerce website.

DNews websites with more than 30 million daily page views and users are all from Singapore.

Answer : A, D

Question 5

Which of the following statements are correct, with regard to Alibaba Cloud Log Service? (Number of correct answers: 3)

AAs an agent for collecting logs, Logtail can collect logs from existing system log files in a non-intrusive manner

BThe Log Service frontend service adopts an LVS + NGINX architecture

CThe Logstore backend service is deployed on a single machine to complete the real-time persistence, indexing, query and delivery of Logstore data to MaxCompute

DEach log written to the Log Service backend will be saved in triplicate (across three separate physical servers)

Answer : B, C, D

Question 6

When using the Alibaba Cloud CLI, what is the default data format for responses, when executing queries such as "aliyun ecs Describelnstances"?

AJSON

BYAML

CXML

DTABLE

Answer : A

Question 7

A company has some new content that needs to be promoted (such as new features, new activities, new games, or new articles). In order to achieve the overall promotion goal, the operating staff will select various channels for promotion (including standard HTML/HTML5 (desktop), iOS, and Android). You are using Alibaba Cloud's Log Service: in order to ascertain the effectiveness of content promotion accurately and in real time, which log collection method should you use, as a developer?

ASyslog

BWeb Tracking

CKafka

DLogslash

Answer : A

Alibaba ACA-Developer ACA Developer Exam Practice Test