Hello Aspirant,

The SBI PO Reasoning and Computer Aptitude section in the Main Exam, consists a total of 45 questions to be completed in 60 minutes. Below are the different categories from which Reasoning and Computer Aptitude questions are asked:

Reasoning Ability

Puzzles
Seating Arrangements
Direction Sense
Blood Relation
Syllogism
Order and Ranking
Alpha-Numeric-Symbol Series
Coding-Decoding
Machine Input-Output
Inequalities
Data Sufficiency
Logical Reasoning

Computer Aptitude

History and Generation of Computers
Introduction to Computer Organisation
Computer Memory
Computer Hardware and I/O Devices
Computer Software
Computer Languages
Operating System
Computer Network
Internet
Number System and Conversions
MS Office and Short cut keys
Basics of DBMS
Computer and Network Security

Just practice previous year papers to know the type and pattern of questions.

https://www.google.com/url?sa=t&source=web&rct=j&url=https://learn.careers360.com/jobs/sbi-po/&ved=2ahUKEwjXgqiewpHuAhUMzDgGHUlpDhUQFjABegQIARAB&usg=AOvVaw0XFSmyioAqwCJt61uWC445

https://www.google.com/url?sa=t&source=web&rct=j&url=https://competition.careers360.com/articles/sbi-po-question-papers/amp&ved=2ahUKEwjXgqiewpHuAhUMzDgGHUlpDhUQFjAFegQIDBAB&usg=AOvVaw0M_qjj9I7W3Waxe6UevaLN&ampcf=1

All the best