same question for both of Your questions - what version You use? Version number, Subscription or Community?
Open Studio for ESB - do not include MongoDB at all
this is was reason for question, if You use component from Talend Exchange - it outdated
The tmongoDBxxx components will be available in talend big data product. If you want to use both bigdata and ESB feature, please take a look at Talend Platform for Data Services with Big Data product which includes DI + DQ + ESB + TDM + BigData Batch + Big Data Streaming + iPaas enabled bundles.