Core Points - A judge questioned lawyers about the feasibility of a breakup as a solution to address the tech giant's dominance in online advertising [1] Group 1 - The judge's inquiry indicates a consideration of structural changes to mitigate the company's market power in the online advertising sector [1]

Core Points - The Justice Department and Google have concluded a two-week hearing that may significantly impact the online advertising industry [1] Group 1 - The hearing is part of an ongoing investigation into Google's practices in the online advertising market [1] - The outcome of this hearing could lead to regulatory changes affecting how online advertising is conducted [1] - Stakeholders in the online advertising sector are closely monitoring the developments from this hearing [1]