0001193125-06-100814 Sample Contracts

AGREEMENT AND PLAN OF MERGER BY AND AMONG QUANTUM CORPORATION AGATE ACQUISITION CORP. AND ADVANCED DIGITAL INFORMATION CORPORATION Dated as of May 2, 2006

Agreement and Plan of Merger • May 5th, 2006 • Advanced Digital Information Corp • Computer storage devices • Delaware

• Contract Type
  Agreement and Plan of Merger
• Filed
  May 5th, 2006
• Company
  Advanced Digital Information Corp
• Industry
  Computer storage devices
• Jurisdiction
  Delaware

This AGREEMENT AND PLAN OF MERGER (this “Agreement”) is made and entered into as of May 2, 2006, by and among Quantum Corporation, a Delaware corporation (“Parent”), Agate Acquisition Corp., a Washington corporation and direct wholly owned subsidiary of Parent (“Merger Sub”), and Advanced Digital Information Corporation, a Washington corporation (the “Company”).

FIRST AMENDMENT TO RIGHTS AGREEMENT

Rights Agreement • May 5th, 2006 • Advanced Digital Information Corp • Computer storage devices • Washington

• Contract Type
  Rights Agreement
• Filed
  May 5th, 2006
• Company
  Advanced Digital Information Corp
• Industry
  Computer storage devices
• Jurisdiction
  Washington

This FIRST AMENDMENT TO RIGHTS AGREEMENT dated as of May 2, 2006 (the “Amendment”) is entered into by and between Advanced Digital Information Corporation, a Washington corporation (the “Company”), and ChaseMellon Shareholder Services, L.L.C., currently known as Mellon Investor Services LLC (the “Rights Agent”).