The title includes "Objective" for a reason. The standard Lucent book has theory. The (specifically the General Knowledge Objective edition) is unique because it contains over 5,000+ multiple-choice questions (MCQs) categorized by subject.
The Lucent GK Objective PDF is "better" for modern aspirants who value flexibility and speed. However, its true value lies in its role as a diagnostic tool. It reveals gaps in your conceptual understanding, making it an indispensable part of any serious competitive exam preparation toolkit. lucent gk objective pdf better