Interview Questions and Answers for 'Ibm' | Search Interview Question

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Q61. What are the different types of Auctions in WCS ?

IBM WCS

Ans. open cry, sealed bid, and dutch

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Q62. Can we schedule auctions and promotions in WCS ?

IBM WCS

Ans. Yes

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Q63. How do we set Auctions in WCS ?

IBM WCS

Ans. Through Accelerator.

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Q64. What is SKU ?

IBM WCS

Ans. SKU is Stock keeping unit. Items are referred to as SKU as they are the narrowest identifier for which business needs to track quantity.

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Q65. Why can't we add Products while specifying Target Catalog entry in Promotions?

IBM WCS

Ans. Product refer to category of Items and hence can't be associated to a particular Stock keeping unit. Items can only be targeted while creating promotions.

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Q66. What is B2C and B2B Business model ?

IBM WCS

Ans. B2C business deals with selling merchandise directly to consumers whereas B2B business deals with selling / coordination with other businesses ( partners , distributors , affiliates etc ) for selling merchandise.

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Q67. Explain concept of Hubs and Extended site stores ?

IBM WCS

Ans. Hub and Extended sites /stores are used in case of selling through partners and affiliates. Hub is the central site around which extended stores are created by/for the respective partner / affiliate. Store owner performs the extended site administrations whereas overall control over merchandise remains with the site.

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Q68. What are eSpots and How do we manage them ?

IBM WCS

Ans. eSpot is the mechanism in WCS to schedule and display dynamic content. Content management for these slots are done through Accelarator.

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Q69. What are different Business Models supported by WCS ?

IBM WCS

Ans. B2C , B2B , Supply Chain , Extended Sites.

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Q70. What is dynacache and role of cachespec.xml in WCS ?

IBM WCS

Ans. Dynacache in WCS is the object cache. Instead of creating objects again and again , the store objects are rendered on the basis of matched rules. Caching rules are stored in a configuration file called cachespec.xml.

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Q71. Can we see objects cached in Dynacache ?

IBM WCS

Ans. We can see , monitor and can even change dynacache manually but for that we need to install a seperate application provided by WCS.

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Q72. How to enable Cross Site scripting protection in WCS ?

IBM WCS

Ans. By specifying XSiteScriptingProtection within wc-server.xml. Prohibited characters and attributes are specified within XSiteScriptingProtection to protect the application from any XSS attach.

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Q73. What is an Asset store ?

IBM WCS

Ans. Asset stores are collections of sharable resources (business artifacts, business processes and storefront assets) that can be leveraged in other stores.

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Q74. What is an Attribute Dictionary and What are its benefits ?

IBM WCS

Ans. Attribute dictionary is a set of common attributes that can be reused by multiple products.

The attribute dictionary provides a central place to manage shared attributes, with the following features:
The ability to standardize attributes.
The ability to easily compare attributes shared by products and SKUs.
The ability to quickly change attributes in one place to affect all catalog entries.

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Q75. Whats is a starter store ?

IBM WCS

Ans. Its the default store that comes in built with WCS.

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Q76. What is SAR file ?

IBM WCS

Ans. Its the Store Archive that holds the store Assets in the compressed form.

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Q77. What is a retriable command ?

IBM WCS

Ans. A retriable command is a controller command that can re-execute itself after encountering a system-level exception during the command execution.

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Q78. What are the benefits of Smart bean ?

IBM WCS

Ans. A smart data bean uses a lazy fetch method to retrieve its own data. This type of data bean can provide better performance in situations where not all data from the access bean is required, since it retrieves data only as required.

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Q79. Describe Marketing subsystem and What WCS components are part of this system ?

IBM WCS

Ans. The Marketing subsystem is a component of the WebSphere Commerce Server, and provides numerous marketing concepts to your site, designed to increase brand awareness, and to attract and retain customers. Components of the marketing subsystem provide functionality to create marketing campaigns, including customer segments and advertising; and e-mail activities.

Various components are -

1. Promotions
2. Auctions
3. eSpots
4. e Mail Campaigns
5. Hubs and Extended sites for affiliates

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Q80. Describe Catalog subsystem and the tables used in WCS for managing this ?

IBM WCS

Ans. The catalog subsystem or Catalog Management provides online catalog navigation, partitioning, categorization, and associations. In addition, the catalog subsystem includes support for personalized interest lists and custom catalog display pages. The catalog subsystem contains all logic and data relevant to an online catalog, including catalog groups (or categories), catalog entries, and any associations or relationships among them.

Tables used for Catalog subsystem

1. CATENTRY
2. CATENTREL

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Q81. Is it necessary to register controller command in CMDREG table ?

IBM WCS

Ans. It is not necessary to enter data in the CMDREG table, but an entry should be made in the struts-config.xml. The controller command can be registered in the CMDREG table by xml and SQL query.

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Q82. What are the tag libraries used in WCS ?

IBM WCS

Ans. Core tags, sql , xml and fmt tags.

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Q83. What is acugload?

IBM WCS

Ans. acugload is the utility to load the user access group in the appropriate database.

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Q84. What are the changes in Java 9 ?

Core Java

Ans. JVM and JDK are getting smaller.

New command line tool called jshell that will add native support and popularize a Java way to REPL (Read-Eval-Print-Loop)

private methods in interfaces

Introduction of the module system or project Jigsaw

JavaDoc Search

Light version of JSON API

HTTP2 client

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Q85. Explain Java 8 concurrency mechanism.

Core Java

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Q86. What are micro services ?

Web Service

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Q87. What is the use of Log4j ?

Logging

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Q88. What is the use of put() method in Restful webservices ?

Web Service

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Q89. How to consume services using Restful web services?

Web Service

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Q90. Mention the implicit objects in jsp

JSP

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