EDS Expects to Cut Up to 20,000 Jobs  SAN FRANCISCO (Reuters) - Electronic Data Systems Corp.  &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=EDS.N target=/stocks/quickinfo/fullquote"&gt;EDS.N&lt;/A&gt;, one of the world's biggest computer services  companies, is likely to cut up to 20,000 jobs over the next two  years, the company's chief executive said on Thursday.