Sap how2pass c_hanadev_18 Exam Lab Questions by Nate q8 vce pdf

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Exam Name:	SAP Certified Development Associate - SAP HANA 2.0 SPS06
Exam Code:	C_HANADEV_18 Dumps
Vendor:	SAP	Certification:	SAP Certified Development Associate
Questions:	95 Q&A's	Shared By:	nate

Question 12

What characterizes the Node.js environment? There are 2 correct answers to this question.

Options:

It uses a synchronous programming model.

It is a client-side design-time environment for JavaScript.

It is single-threaded.

It is built on Google's V8 JavaScript engine.

Discussion

Answer:

C, D

Explanation:

Explanation:

According to the SAP Web IDE for SAP HANA Developer Guide, the Node.js environment is characterized by the following features:

It is single-threaded: Node.js uses a single thread to handle multiple concurrent requests, instead of creating a new thread for each request. This reduces the memory and CPU overhead, and enables high scalability and performance. However, it also means that any blocking or long-running operation can affect the responsiveness of the entire application. Therefore, Node.js relies on asynchronous and non-blocking I/O operations, callbacks, promises, and events to handle concurrency and avoid blocking the main thread.
It is built on Google’s V8 JavaScript engine: Node.js uses the V8 engine to execute JavaScript code. The V8 engine is a fast and powerful engine that compiles JavaScript code into native machine code, and supports the latest ECMAScript standards and features. The V8 engine also provides access to low-level system resources, such as files, network, and processes, through the Node.js API.

The other options are incorrect, because:

Node.js does not use a synchronous programming model, but an asynchronous and event-driven programming model. A synchronous programming model means that each operation blocks the execution until it is completed, and the next operation can only start after the previous one is finished. An asynchronous programming model means that each operation can start without waiting for the previous one to finish, and the execution can continue with other tasks while the operation is in progress. An event-driven programming model means that each operation can trigger an event when it is completed, and the event can invoke a callback function that handles the result or the error of the operation.
Node.js is not a client-side design-time environment for JavaScript, but a server-side run-time environment for JavaScript. A client-side design-time environment for JavaScript means that the JavaScript code is written and executed in the browser, and it can manipulate the HTML document and interact with the user interface. A server-side run-time environment for JavaScript means that the JavaScript code is written and executed on the server, and it can handle HTTP requests and responses, communicate with databases, and perform business logic.

References: SAP Web IDE for SAP HANA Developer Guide, Chapter 6, Section 6.4.2, page 2111.

Question 13

What happens if you define a database object in the persistence model and deploying using the SAP HANA Deployment Infrastructure

(HDI)?

Please choose the correct answer.

Options:

A descriptive representation of the object is created in Hot during runtime.

The corresponding runtime object is created in the database module of the multi-target application during runtime.

The HDI container is created when the design-time object is saved.

The corresponding runtime object is created in the HDI container on deployment

Discussion

Question 14

Which OData service do you use to prevent changes to existing line items of the sap.test :myTable table? Please choose the correct answer.

Questions 14

Options:

Option A

Option B

Option C

Option D

Discussion

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Question 15

What do you reference in a role template? Please choose the correct answer.

Options:

Role Collections

Roles

Routes

Scopes

Discussion

Answer:

Explanation:

Explanation:

A role template is a JSON file that defines the permissions and scopes for a specific role in a multi-target application. A scope is a string that represents a specific access right or privilege for a resource or service. For example, a scope can be used to grant read or write access to a database table or an OData service. A role template references the scopes that are required for the role to function properly. A role collection is a group of roles that can be assigned to a user or a group. A role is a collection of permissions and scopes that define what a user can do in an application. A route is a mapping between a URL path and a destination service in a multi-target application. A route is not related to a role template. References:

SAP HANA 2.0 SPS06 - Application Development for SAP HANA1, Section 6.1.1, p. 147-148
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.1, p. 25-26
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.2, p. 27-28
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.3, p. 29-30
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.4, p. 31-32
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.5, p. 33-34
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.6, p. 35-36
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.7, p. 37-38
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.8, p. 39-40
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.9, p. 41-42
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.10, p. 43-44
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.11, p. 45-46
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.12, p. 47-48
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.13, p. 49-50
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.14, p. 51-52
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.15, p. 53-54
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.16, p. 55-56
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.17, p. 57-58
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.18, p. 59-60
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.19, p. 61-62
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.20, p. 63-64
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.21, p. 65-66
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.22, p. 67-68
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.23, p. 69-70
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.24, p. 71-72
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.25, p. 73-74
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.26, p. 75-76
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.27, p. 77-78
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.28, p. 79-80
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.29, p. 81-82
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.30, p. 83-84
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.31, p. 85-86
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.32, p. 87-88
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.33, p. 89-90
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.34, p. 91-92
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.35, p. 93-94
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.36, p. 95-96
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.37, p. 97-98
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.38, p. 99-100
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.39, p. 101-102
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.40, p. 103-104
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.41, p. 105-106
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.42, p. 107-108
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.43, p. 109-110
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.44, p. 111-112
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.45, p. 113-114
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.46, p. 115-116
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.47, p. 117-118
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.48, p. 119-120
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.49, p. 121-122
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.50, p. 123-124
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.51, p. 125-126
SAP HANA 2.0 SPS06 - Cloud Foundry Environment2, Section 3.1.52, p. 127-128
SAP HANA 2.0 SPS06 - Cloud Foundry Environment