Short tricks and tips for preparing Computer Science for Judiciary Exams

Judiciary exam is a comprehensive exam where your knowledge is tested on every front. Computer awareness is one such section in this examination. 

You must not undervalue this topic. It is because computer awareness/computer science is one of the most scoring topics.

The first reason being, it carries around 10 marks in the exam. Every Judiciary services aspirant prepares for important topics like Law, Quantitative aptitude, reasoning, etc.

What makes a topper stand out of the crowd is such scoring topics that help you fetch those extra deciding marks. 

Hence, In this article, we shall discuss at length about the Short tricks and tips for preparing Computer Science for Judiciary Exams.

You will also find some sample Computer Knowledge questions and answers below.

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judiciary mock tests

What is Computer?

Computer A computer is an electronic device, operating under the control of instructions stored in its memory that can accept data (input), process the data according to specified rules, produce information (output), and store the information for future use. 

Types of Computers

The type of computers is a question where most of you might find a bit confused, as all you have heard about since your childhood is a Personal Computer(PC).

But it would help if you were learned that there are various types of computers other than PC such as:

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Personal Computers

  • No need to mention much about these computers. The computers we use in our daily lives for various purposes, such as offices, making presentations, billing at a counter, and educational goals, will fall under this category.


  • These computers are way more advanced than the regular computers used in our households and offices.
  • These computers can process large amounts of data in a few milliseconds, which organisations like ISRO for very complex calculations about the distance between planets and various other organisations.
  • There have been instances where a question regarding India’s first Supercomputer was asked. This comes under your Static GK as well, and such factual information should be read while preparing.

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Hybrid Computers

  • A hybrid computer is a computer that has the features of both an analogue and a functional computer.
  • It was basically designed to facilitate the working of an analogue computer with a strong capability to perform calculations and has a good digital memory.
  • In this case, you should make sure that you read about the year in which the first hybrid computer was developed, i.e. 1961.

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Input/ Output Devices

  • Input and output are the topics that you find difficult as you cannot understand the difference between the two of these components of a computer. It can be understood with a simple example of an electronic pen and touch screen tablet.
  • The electric pen or stylus can be considered the output, then used to put a message onto the tablet's screen. This command being put in is the input.
  • Therefore, input is anything that a user puts as a command into the system to get a response to that input called the output.

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Arithmetic Logic Unit

  • This is also called “The Brain of Computer” as it performs the arithmetic and logic operations based on operands in computer systems.

Data Size

  • The data in computers can also be measured just like other quantifiable things in our daily life, such as sales, profit, etc., and the unit to measure such parameters is money.
  • Similarly, the basic unit of measuring or quantifying data in computing language is BITS and BYTES, where BITS is the smallest data unit.

There are other data units other than the two mentioned above, and they have a hierarchy of such units. The units from smallest to largest are as follows:

It must be remembered that every bigger unit has 1024 units preceding a smaller unit.

For example:

1 megabyte is equal to 1024 kilobytes, and 1gigabyte is equal to 1024 megabytes. It is essential to learn the hierarchy stated above as it cannot be changed.

One more point should be remembered: there is a difference between bits and bytes because you may use both these terms interchangeably and still used them sometimes because of their same pronunciation.

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IP address

  • It stands for Internet Protocol Address. In simple words, it can be described as the DNA of every computer system in this world as it is unique for the system.
  • There have been questions asked regarding its full form in previous year’s exams of various states.

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  • It stands for World Wide Web. These three letters are known to everyone who has had even the slightest of interaction with the internet.
  • Questions regarding its founder, its year of the invention have been asked in Judiciary exams. So, it is necessary to know WWW. This is so because it is one of the foundations of the internet, and every website starts with it.
  • There is one more concept in the world of computers that is quite new, i.e. Optic Fiber. It is more of an amalgamation of computers and physics.
  • These ultra-thin cables are used for wireless services by all the broadband services to provide the best speed to their users.
  • Questions like this may be asked in MCQ-type questions, and if you know the answer, it would add to the total tally of your score, thereby increasing the chances of getting into the merit list.

Timeline of Internet

Like there is a history of everything, similarly, the computer world carries a long evolutionary history.

It would help if you made notes in the form of a FLOW CHART to record the history of the internet, how it started, the critical years of breakthrough inventions and discoveries, founders, companies being incorporated. For example:

  • 1941:  Alan Turing built the prototype of a computer for decoding the messages during world war.
  • 1958: the invention of Integrated Chips led to another revolution in the field of computer science, which boosted advanced processing.
  • 1968: INTEL was found by ROBERT NOYCE
  • 1975: MICROSOFT was found by William Henry Bill Gates
  • 1981: Naryana Murthy laid the foundation of India’s own IT giant- INFOSYS
  • 1976: Steve Jobs and Steve Wozniak found APPLE, and a new OS was found, i.e. IOS.
  • 1996: Hotmail was invented by our very own Sabeer Bhatia
  • 2004: Facebook bringing a paradigm shift in the way people connect
  • 2005: video platform YOUTUBE was found
  • 2008: Google Chrome was found under the leadership of Sundar Pichai

Practice Questions for Computer Science for Judiciary Exams

Important Personalities

  • This section deals with famous personalities being given specific names on their own.
  • These honorary names must be read and learned because they are very commonly asked in Prelims and Mains and during the interview. 
  • It would help if you were well-versed with and during the interview are:
  • Father of Internet: Vint Cerf
  • Mayor of Silicon Valley: Robert Noyce
  • Indian Silicon Valley: Bengaluru


Can I complete the computer science Syllabus for judiciary exams in One month?

Yes. By following the proper preparation strategy, you can easily complete the computer science Syllabus for judiciary exams in One month.

Can I prepare for Judiciary Exam without coaching?

It completely depends on candidates. If you are finding it difficult to understand concepts, then it is suggested to take up coaching. Through the best Judiciary Exam coaching, you can crack the exam with high score easily. 

How are Question Papers useful in preparing for the Judiciary examination?

It will help you to learn more about the test format, the difficulty level of the test, and the weightage of each subject in the examination which will boost candidates speed, performance, and knowledge about the most sluggish topics and the least time-consuming topic so that their approach will conveniently cover up all the questions.

What is the weightage of Computers subject in judiciary exams?

The computers subject holds a weightage of 10 marks in the judiciary exams.

What are the important topics that need to prepared under computers for judiciary exams?

You should go through the following topics to score well in this subject:

  • Abbreviations of Computer Science
  • Types of computers
  • Input/Output
  • Data Size
  • Internet