All blog posts

Learn the key network security threats IB Computer Science students must know, explained clearly with exam focus.

Understand cache hits and cache misses in IB Computer Science and how they affect CPU performance.

Learn the key differences between CPUs and GPUs in IB Computer Science, including architecture, performance, and use cases (HL).

Learn what ransomware is in IB Computer Science, how it works, and why it poses a serious threat to systems.

Learn how IB History Paper 2 works under the new course. A clear guide to writing concept-driven essays (FA 2028).

Learn the differences between HDDs, SSDs, and NAS for IB Computer Science, including performance, cost, and use cases.

Learn how ORDER BY and LIMIT work in SQL for IB Computer Science, with clear explanations and exam focus.

Learn what IB History examiners really look for under the new course and how marks are awarded (first assessment 2028).

Learn how SQL WHERE clauses work in IB Computer Science, including conditions, operators, and exam tips.

Learn how database backups and recovery work in IB Computer Science and why they are essential for data protection.

Learn what risk assessment is in IB Computer Science and how organisations identify, analyse, and reduce risks.

Learn the four key concepts in the new IB History course and how to use them to score higher (first assessment 2028).

Learn what data integrity and consistency mean in IB Computer Science and how databases maintain reliable data.

Learn why students struggle with IB History under the new course and how RevisionDojo helps them succeed (FA 2028).

Learn what a database is in IB Computer Science, how it differs from files, and why databases are used.

Learn the main malware types in IB Computer Science, including viruses, worms, and Trojan horses.

Learn the difference between cybersecurity threats and vulnerabilities in IB Computer Science, explained clearly.

Learn how to think like an IB historian under the new IB History course. Master inquiry, analysis, and evaluation (FA 2028).

Learn what primary keys and foreign keys are in IB Computer Science and how they are used to link database tables.

Learn why the new IB History course is truly global and how world history thinking is assessed (first assessment 2028).

IB History HL vs SL explained clearly under the new specification. Learn what’s changed and what students should expect (FA 2028).