Here are a few bookmarks for gearing up with Bigdata and hadoop from a newbies standpoint :
- Big Data University:It has a very rich repository of course materials (targeted for a beginner)
- Have completed the Hadoop and Bigdata course and certification – its nice and crisp
- http://bigdatauniversity.com/courses/
- Some of my previous Blogs
- Top reads and views in big data
- What is Hadoop?
- IBM Big Data Videos
- O’Reilly Webcast: An Introduction to Hadoop
- Hadoop & Bigdata
- Intro to Hadoop (#nice)
- Big Data in Real Time
- What is Hadoop ? by Cloudera CEO
- Apache Hadoop- Petabytes and Terawatts
- Hadoop Summit 2011- one of the videos
- eBook- Understanding Big Data: Analytics for Enterprise Class Hadoop n Streaming Data
- Realtime Analytics for Big Data: A Facebook Case Study
Some Useful Links :
- http://en.wikipedia.org/wiki/Apache_Hadoop
- http://hadoop.apache.org/
- http://wiki.apache.org/hadoop/
- http://developer.yahoo.com/hadoop/tutorial/
- https://ccp.cloudera.com/display/SUPPORT/Hadoop+Tutorial
- http://indoos.wordpress.com/tag/hadoop/
- http://www.greenplum.com/industry-buzz/hadoop/news-and-blogs
Please do share any useful links and posts that might be helpful!!
Happy Learning!!

Very useful blog. Keep up the good work.