Test of Professional Knowledge is specially designed for Bank SO exam candidates. This topic is intended to check candidate's professional knowledge on a special subject. This section is mainly related to Computer for all the IT posts and related to accounting for all the Finance posts. So, it is most important to collect the best books for SBI SO Professional knowledge so that you can easily crack the exam. There are many books available in the market. We have studied and collected the best of bests for you. Disha's bestseller Professional Knowledge Book for SBI Specialist Officer Exam is the thoroughly revised and updated 2nd edition of the book. In the new edition the past solved papers of 2012-16 from IBPS and SBI exams have been integrated in the starting of the book to help aspirants get an insight into the examination pattern and the types of questions asked in the past years exams. Learn More. Syllabus of SBI SO IT Officer Professional Knowledge i