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RRB PO mains earlier was scheduled for the 18th Oct, 2020 however as per the latest update the IBPS RRB PO/Clerk mains examination dates got postponed. Read the detailed RRB PO mains update here. Since the RRB PO prelims is now over thus, its time to go with the flow and start preparing for the RRB OS1 mains exam. Candidates those who have already gone through Prelims must have faced only two sections, however as far as mains is concerned, there are 5 sections in there. So, since the time is limited and there is lot to study, its wise to start preparing for the same starting today itself. In this article we are specifically talking about computer knowledge as a section for the aspirants to prepare. However, before that let’s first take a quick look at the exam pattern below:

RRB PO Mains 2020 Exam Pattern

Aspirants those who are through with their IBPS RRB PO Prelims exam will get the chance to appear in the IBPS RRB PO Mains exam. Mentioned is the IBPS RRB PO 2020 mains exam pattern:

S. No.Name of TestsNo. of QuestionsMaximum MarksMedium of ExamDuration
1Reasoning4050*Composite Time of 2 Hours
2Computer Knowledge4020* 
3General Awareness4040* 
4 a*English Language4040English 
4 b*Hindi Language4040Hindi 
5Quantitative Aptitude4050* 
 Total200200  2 Hours


  • Negative Marking of 0.25 per incorrect answer is applicable.
  • Aspirants need to clear the overall & sectional cut-offs to qualify for the Interview.
  • Marks obtained in the Mains exam only will be considered for shortlisting for Interview and for the Final Merit List.
  • Candidates can opt either 4 a or 4 b.

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Picking and choosing computer awareness from this is because many aspirants may not be clear about how to go about preparing this one and many may don’t even have a clear idea of its syllabus and all as they don’t belong to the computer science background. So, here we are bringing you a subtle preparation strategy along with important topics for the computer knowledge section for RRB OS 1 Mains 2020 exam.

Details about Computer Awareness Section

Computer knowledge is a section which is common for both RRB PO and RRB Clerk mains and often asked in both these exams. As you can see the exam pattern above this section carries total of 20 marks and 40 questions are being asked from this. If you are thinking that an in-depth knowledge would be required in order to ace this particular section then you are mistaken. This section only checks your general awareness related to the subject and the questions asked are basic in nature. Thus, one must not dive deep into it and requires a basic knowledge of the same.

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Computer knowledge Syllabus – RRB PO Mains 2020

This syllabus or you can say important topics that we are mentioning below are based on the previous year exam analysis. Questions from these topics are generally asked in the RRB PO mains examination. Some of the important topics are:

  • History of Computers
  • Operating Systems
  • Microsoft Office
  • Keyboard shortcuts
  • Data processing cycle of computer
  • File extensions
  • Parts of a computer system
  • Important computer abbreviations
  • Computer viruses
  • Networking & internet
  • Input & Output devices
  • Computer languages
  • Database management systems

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Computer Knowledge Preparation Tips for RRB OS 1 Mains

This is an important section and can be a game changes as far as your total scores are concerned in the mains examination. Here we are with a strategy that may help you to do good in this section:

This brings to us at the end of this article. For those who are preparing for the upcoming RRB PO mains have already got grace time as the exam dates have been postponed. So, its better that you start utilizing this time in a better way by giving your best short to clear RRB PO mains 2020 examination.


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