Come to Computerworld Knowledge Centers to keep up with all the latest news, analysis and opinions on key enterprise technologies and issues. An index of main Knowledge Centers with their current top news stories is below:

Mobile phone maker Nokia said it will cut up to 330 people from its research and development staff. View the entire Careers Knowledge Center 

Chrome OS, the operating system that Google released to open source yesterday, has been compiled and posted for download on several file-sharing sites, Internet searches showed. View the entire Development Knowledge Center 

A New Jersey teenager was sentenced to a year in jail and was fined $37,500 after pleading guilty to charges in connection with a DDOS attack on the Church of Scientology Web site. View the entire Government Knowledge Center 

What users are most likely to like - and detest - about Google's new operating system. View the entire Hardware Knowledge Center 

Mobile phone maker Nokia said it will cut up to 330 people from its research and development staff. View the entire Management Knowledge Center 

Wireless carriers and retailers have been promising a wide array of low-priced gadgets beyond smartphones that will hit the market soon, taking advantage of faster wireless networks. View the entire Mobile and Wireless Knowledge Center 

Wireless carriers and retailers have been promising a wide array of low-priced gadgets beyond smartphones that will hit the market soon, taking advantage of faster wireless networks. View the entire Networking and Internet Knowledge Center 

Microsoft has launched new betas for its free Office suite and for the "streaming" technology it will use to deliver some paid versions of Office 2010 next year. View the entire Operating Systems Knowledge Center 

A New Jersey teenager was sentenced to a year in jail and was fined $37,500 after pleading guilty to charges in connection with a DDOS attack on the Church of Scientology Web site. View the entire Security Knowledge Center 

An apparent data breach in Spain has caused Visa and MasterCard to warn banks of possible fraudulent credit card transactions. View the entire Servers and Data Center Knowledge Center 

Microsoft has launched new betas for its free Office suite and for the "streaming" technology it will use to deliver some paid versions of Office 2010 next year. View the entire Software Knowledge Center 

An apparent data breach in Spain has caused Visa and MasterCard to warn banks of possible fraudulent credit card transactions. View the entire Storage Knowledge Center