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Viewing questions 21-30 out of questions

Questions # 21:

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

Options:

XML

JSON

SIMPLIFIED

VERBOSE

Answer

Questions # 22:

Which of the following options are correct for Multipart Upload and Resumable Upload in Object Storage Service (OSS)? (Number of correct answers: 3)

Options:

Use Multipart Upload to upload parts of a file in parallel to speed up the upload process

Multipart Upload is usually used when the size of the file to be uploaded is large

If the upload fails due to an accident during the uploading of fragments, you need to upload all the fragments again

After an upload is interrupted, the portions of the file which have successfully uploaded prior to the interruption will be saved in the OSS bucket

Answer

A, B, C

Questions # 23:

On which operating systems can you install Alibaba Cloud command line tools? (Number of correct answers: 3)

Options:

Windows

Linux

macOS

Android

Answer

A, B, C

Explanation

https://www.alibabacloud.com/blog/how-to-manage-your-alibaba-cloud-linux-server-from-the-command-line-interface-%28cli%29_593878

Questions # 24:

Serverless Workflow allows you to orchestrate distributed tasks in sequence, branch, and parallel modes, and ensure that tasks are reliably coordinated according to your workflow logic. Which of the following service integration modes is not supported by Serverless Workflow?

Options:

Request response mode

Synchronization mode

Asynchronous mode

Waiting for callback mode

Answer

Questions # 25:

A developer accesses logs in a Log Service Logstore via the API. The error code returned by the server is 404. Which of these could be the cause?

Options:

The log project (Project) does not exist

The requested digital signature does not match

Server internal error

Server is busy: please try later

Answer

Questions # 26:

By default, Function Compute creates an instance for each request Function compute allows you to create multiple instances concurrently to reduce costs and improve execution efficiency Which of the following scenarios is NOT suitable for enabling the feature of handling multiple requests on a single instance? (Number of correct answers: 2)

Options:

The function has a shared state and cannot be accessed concurrently.

Requests are waiting for responses from the downstream service for an extended period of time.

A request consumes a large amount of CPU and memory resources.

Functions processes independent data objects.

Answer

A, B

Questions # 27:

You have an application with the following requirements:

7. There will be a lot of video content that need to be uploaded.

2. Each uploaded video needs to be preprocessed to provide different video resolutions and quality levels to accommodate different devices and network conditions.

3. It should be possible to process video in parallel at scale, to ensure that videos are preprocessed in a reasonable amount of time.

Which of the following Alibaba Cloud applications can be combined to provide a low operation and maintenance burden and relatively low operating costs? (Number of correct answers: 3)