keywords: stocks broadcom investors tech electronics
text: Stocks Edge Up on Tech-Sector Optimism NEW YORK - Optimism that the embattled technology sector was due for a recovery sent stocks modestly higher Monday despite a new revenue warning from semiconductor company Broadcom Inc.    While Broadcom, which makes chips for television set-top boxes and other electronics, said high inventories resulted in delayed shipments, investors were encouraged as it said future quarters looked brighter...