EAI WebMethods Interview Preparation Guide
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WebMethods frequently Asked Questions in various EAI WebMethods job Interviews by interviewer. Get preparation of WebMethods job interview

19 EAI WebMethods Questions and Answers:

1 :: Explain about Pub-Sub Architecture, where do you implemented this?

1) Point-to-point Architecture

in this architecture source system will publish the data and
target system will receive the data.

2) Point-to-Multiple Architecture

In this Source system will publish the data to Broker, from broker multiple target systems will subscribe.

2 :: How to store logs in DB?

watt.server.auditStore=database

3 :: When we use REPEATE, EXIT flow steps?

REPEAT step is used when we want a particular step to be
repeated provided with some conditions.

EXIT step is used to exit from any loop or from the whole
flow step

4 :: How many interfaces you implemented sofar?

This answer is different to each other...
As per your experience tell the count of interfaces which
are developed by you. (ex: 20 or 30.....)

5 :: How many ways can you invoke a service?

Following are the multiple ways to invoke a flow service in
webMethods.

1.using invoke step within webMethods IDE
2.using Transformers in Map Step
3.using remoteInvoke builtin service can invoke flow service
from other webMethods Environment
4.using service.doInvoke() in Java services
5.using webServices,consuming webService provider
operations.
6.using webmethods supported protocols like http,https.
Ex: http://hostname:portnumber/Invoke/namespace
7.using Publish subscribe mechanism in webmethods
8.In BPM using CAF application,invoking the flow service
through a webservice call
9.using Scheduler in webMethods
10.using Filepolling in webMethods
11.using Startup & Shutdown services

6 :: How many kinds of log files in WebMethods? And where are they exist?

1) Server Operations and errors that occur on
Integration Server, such as starting of Integration Server
subsystems and loading of packages belonging to Integration
Server or other webMethods products.
2) Session Sessions opened on Integration Server by
clients and Developer users.
3) Error Stack trace information about all errors that
occur in Integration Server, including exceptions thrown by
services.
4) Guaranteed delivery Guaranteed delivery
transactions.
5) Security Administrative and operational actions on
Integration Server, such as modifications to authorization
and authentication, and attempts to access Integration
Server resources or perform runtime events.
6) Service Services that run in Integration Server.
7) Business process Business processes modeled in
Designer that run on Integration Servers.
8) Task Tasks designed in Designer that run on My
WebMethods Server. Tasks can be called from business
processes or can run as standalone tasks.
9) Integration process Integration processes made up
of a chain of services that run on Integration Servers.
10) Document In doubt, failed, and retries exceeded
documents, and documents that Broker clients publish or
subscribe to on Brokers.
By default, Integration Server stores most of the data in
flat files

7 :: What is the file (.jar) name that sharing between WebMethods integrated with JD Edwards?

Connector.jar, database.jar, jdeutil.jar, kernel.jar, log4j.jar, xalan.jar, xerces.jar, XTS.jar are the Jar files that you need to paste in the "<EnterpriseOne_install_dir>\system\classes\"
For enterpriseOne versions 8.9 and 8.10...

8 :: How we can catch exception error on run time mode using Flow language in WebMethods? and how we can send error description as an output parameter?

> sequence ---------- Succeded
|--sequence ------------- try block------
|--sequence ------------- catchBlock-----
|-- invoke getLastError service

9 :: How to convert document list to document?
If document list contain documents and documents contain strings field. How to convert?

Directly invoke the service
pub.document:documentListToDocument to convert document
list into document.

This service is the buit in services and its availble in
wMpublic package in developer.

10 :: What are client groups?

client groups contains a list of clients and it configures
which all documents its client could publish and subscribe to.