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Three activities are configured for creating the model A. The priorities of the three activities are 1, 10, and 100 , event: before.

Which of the following statements is correct about executing the three activities?

A.

The execution order based on priority is 100,10,1.

B.

The execution order based on priority and sequence is 1,10, and 100.

C.

The execution order is irrelevant to the priority and is sorted randomly.

D.

This API is invoked asynchronously.

Which of the following statements is correct about the get query service?

A.

The get service returns only one piece of data.

B.

When multiple data records are found, an error is reported and no data is returned.

C.

When the query conditions match multiple records, only one record is returned. The data is sorted by time.

D.

The get service returns multiple records when the query conditions match multiple records.

Which of the following can be used as a service in the import template?

A.

Get service

B.

GetList service

C.

Create service

D.

tql query service

Which of the following statements are correct about services? (Multiple Choice)

A.

A service must be configured with a model.

B.

Services can be executed synchronously or asynchronously.

C.

If the input parameter of the service is configured with the translator, the data that is actually executed is the translated data.

D.

The dir parameter is used to configure the sorting order.

What are the key technologies of OWS? (Multiple Choice)

A.

SPL

B.

TQL

C.

Metadata

D.

SDL

Which basic element of an app is used to interact with users?

A.

Page

B.

Service

C.

Model

D.

Rule

Which of the following configurations can limit the length of a text type? (Multiple Choice)

A.

When creating a model property, you can set the maximum length of a text.

B.

The component of a page text can be set with a maximum length.

C.

The length of the text type can be limited in the service validator.

D.

The length of the text type can be limited in the service translator.

Which of the following component can be used to hide the data users?

A.

Digital input

B.

Select the filter action component.

C.

Text component

D.

Hidden component

To configure permission resources for the _update page which is automatically generated by a model, which of the following items need to be included? (Multiple Choice)

A.

Service: _update

B.

Service: _get

C.

Page:_update

D.

Page:_grid

Which of the following statements are correct about the differences between a drop-down component and single select component? (Multiple Choice)

A.

The data source model and model view field can be configured in the drop-down list box. The model data is added and the data in the drop-down list box is also added.

B.

You can only configure options in the drop-down component. The displayed values and actual values of the options are fixed.

C.

A model can be configured for a single select component. The model data can be displayed directly, or the query service can be configured and displayed based on the service query result.

D.

You can configure a search window to search for single select component.