Use the freemium strategy: Build your own diary using free online archives, YouTube tutorials, and community forums. Respect copyright by buying older editions second-hand. And most importantly, practice daily.

By doing this, you effectively build a personalized that is tailored to your weak spots. Part 5: Sample Page – What a Free Viet Hoa Diary Entry Looks Like To give you a taste, here is a typical exercise you would find in Day 12 of a Viet Hoa diary (provided here for free, as a reference):

By [Your Name/Website Name]

For thousands of aspiring students in Vietnam, the name (National Academy of Information Sciences) carries a weight of both ambition and anxiety. The entrance exam is notoriously competitive, testing not just memory but logical reasoning, IT aptitude, and problem-solving speed.

Whether you pay 0 VND or 500,000 VND, the exam hall does not care about your budget. It only cares about your speed and accuracy. So start building your training diary today—free or otherwise—and claim your seat at NAIS.

In this article, we will break down everything you need to know about accessing NAIS training diaries, the role of Viet Hoa in exam prep, and how to leverage free resources to maximize your score. Before hunting for a free download, you must understand what you are looking for. A "training diary" (often called a Sổ luyện đề or Nhật ký ôn thi ) is not a textbook. It is a tactical weapon.

Logical Sequencing Time allowed: 15 minutes for 10 questions.