IT & Communication PYQs

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1. Prelims 2026Q44IT & Communication

   Which of the following statements about DHRUV64 is/are correct ?

   1.It is the third chip fabricated under the DIR-V Programme with an overall aim to enable the creation of microprocessors for India.

   2.It is India’s first homegrown 1·0 GHz, 64-bit dual-core microprocessor.

   Select the answer using the code given below :

   a1 onlyb2 onlycBoth 1 and 2dNeither 1 nor 2
2. Prelims 2026Q69IT & Communication

   Which of the following statements with regard to Black Boxes used in modern aircrafts is/are correct ?

   1.They carry a beacon emitting red light pulses to facilitate underwater detection.

   2.They record both the cockpit voice and flight data.

   3.Their memory units are made using either stainless steel or titanium.

   Select the answer using the code given below :

   a1 onlyb2 and 3 onlyc1 and 2 onlyd1, 2 and 3
3. Prelims 2022Q31IT & Communication

   Consider the following :

   1.Aarogya Setu

   2.CoWIN

   3.DigiLocker

   4.DIKSHA

   Which of the above are built on top of open-source digital platforms ?

   a1 and 2 onlyb2, 3 and 4 onlyc1, 3 and 4 onlyd1, 2, 3 and 4
4. Prelims 2022Q32IT & Communication

   With reference to Web 3·0, consider the following statements :

   1.Web 3·0 technology enables people to control their own data.

   2.In Web 3·0 world, there can be blockchain based social networks.

   3.Web 3·0 is operated by users collectively rather than a corporation.

   Which of the statements given above are correct ?

   a1 and 2 onlyb2 and 3 onlyc1 and 3 onlyd1, 2 and 3
5. Prelims 2022Q33IT & Communication

   With reference to “Software as a Service (SaaS)”, consider the following statements :

   1.SaaS buyers can customise the user interface and can change data fields.

   2.SaaS users can access their data through their mobile devices.

   3.Outlook, Hotmail and Yahoo! Mail are forms of SaaS.

   Which of the statements given above are correct ?

   a1 and 2 onlyb2 and 3 onlyc1 and 3 onlyd1, 2 and 3
6. Prelims 2022Q36IT & Communication

   Consider the following communication technologies :

   1.Closed-circuit Television

   2.Radio Frequency Identification

   3.Wireless Local Area Network

   Which of the above are considered Short-Range devices/technologies ?

   a1 and 2 onlyb2 and 3 onlyc1 and 3 onlyd1, 2 and 3
7. Prelims 2020Q39IT & Communication

   With reference to Visible Light Communication (VLC) technology, which of the following statements are correct ?

   1.VLC uses electromagnetic spectrum wavelengths 375 to 780 nm.

   2.VLC is known as long-range optical wireless communication.

   3.VLC can transmit large amounts of data faster than Bluetooth.

   4.VLC has no electromagnetic interference.

   Select the correct answer using the code given below :

   a1, 2 and 3 onlyb1, 2 and 4 onlyc1, 3 and 4 onlyd2, 3 and 4 only
8. Prelims 2020Q46IT & Communication

   In India, the term “Public Key Infrastructure” is used in the context of

   aDigital security infrastructurebFood security infrastructurecHealth care and education infrastructuredTelecommunication and transportation infrastructure
9. Prelims 2019Q75IT & Communication

   With reference to communication technologies, what is/are the difference/differences between LTE (Long-Term Evolution) and VoLTE (Voice over Long-Term Evolution)?

   1.LTE is commonly marketed as 3G and VoLTE is commonly marketed as advanced 3G.

   2.LTE is data-only technology and VoLTE is voice-only technology.

   Select the correct answer using the code given below.

   a1 onlyb2 onlycBoth 1 and 2dNeither 1 nor 2
10. Prelims 2019Q88IT & Communication

    Which of the following adopted a law on data protection and privacy for its citizens known as 'General Data Protection Regulation' in April 2016 and started implementation of it from 25th May, 2018?

    aAustraliabCanadacThe European UniondThe United States of America
11. Prelims 2019Q94IT & Communication

    Consider the following statements :

    A digital signature is

    1.an electronic record that identifies the certifying authority issuing it

    2.used to serve as a proof of identity of an individual to access information or server on Internet

    3.an electronic method of signing an electronic document and ensuring that the original content is unchanged

    Which of the statements given above is/are correct?

    a1 onlyb2 and 3 onlyc3 onlyd1, 2 and 3
12. Prelims 2018Q17IT & Communication

    The identity platform 'Aadhaar' provides open "Application Programming Interfaces (APIs)".

    What does it imply ?

    1.It can be integrated into any electronic device.

    2.Online authentication using iris is possible.

    Which of the statements given above is/are correct ?

    a1 onlyb2 onlycBoth 1 and 2dNeither 1 nor 2
13. Prelims 2018Q36IT & Communication

    Which of the following is/are the aim/aims of "Digital India" Plan of the Government of India ?

    1.Formation of India's own Internet companies like China did.

    2.Establish a policy framework to encourage overseas multinational corporations that collect Big Data to build their large data centres within our national geographical boundaries.

    3.Connect many of our villages to the Internet and bring Wi-Fi to many of our schools, public places and major tourist centres.

    Select the correct answer using the code given below :

    a1 and 2 onlyb3 onlyc2 and 3 onlyd1, 2 and 3
14. Prelims 2018Q58IT & Communication

    The terms ‘WannaCry, Petya and EternalBlue’ sometimes mentioned in the news recently are related to

    aExoplanetsbCryptocurrencycCyber attacksdMini satellites
15. Prelims 2018Q66IT & Communication

    When the alarm of your smartphone rings in the morning, you wake up and tap it to stop the alarm which causes your geyser to be switched on automatically. The smart mirror in your bathroom shows the day's weather and also indicates the level of water in your overhead tank. After you take some groceries from your refrigerator for making breakfast, it recognises the shortage of stock in it and places an order for the supply of fresh grocery items. When you step out of your house and lock the door, all lights, fans, geysers and AC machines get switched off automatically. On your way to office, your car warns you about traffic congestion ahead and suggests an alternative route, and if you are late for a meeting, it sends a message to your office accordingly. In the context of emerging communication technologies, which one of the following terms best applies to the above scenario ?

    aBorder Gateway ProtocolbInternet of ThingscInternet ProtocoldVirtual Private Network
16. Prelims 2017Q10IT & Communication

    Which of the following statements is/are correct regarding Smart India Hackathon 2017 ?

    1.It is a centrally sponsored scheme for developing every city of our country into Smart Cities in a decade.

    2.It is an initiative to identify new digital technology innovations for solving the many problems faced by our country.

    3.It is a programme aimed at making all the financial transactions in our country completely digital in a decade.

    Select the correct answer using the code given below :

    a1 and 3 onlyb2 onlyc3 onlyd2 and 3 only
17. Prelims 2017Q85IT & Communication

    In India, it is legally mandatory for which of the following to report on cyber security incidents ?

    1.Service providers

    2.Data centres

    3.Body corporate

    Select the correct answer using the code given below :

    a1 onlyb1 and 2 onlyc3 onlyd1, 2 and 3
18. Prelims 2016Q5IT & Communication

    With reference to 'LiFi', recently in the news, which of the following statements is/are correct?

    1.It uses light as the medium for high-speed data transmission.

    2.It is a wireless technology and is several times faster than 'WiFi'.

    Select the correct answer using the code given below.

    a1 onlyb2 onlycBoth 1 and 2dNeither 1 nor 2
19. Prelims 2016Q35IT & Communication

    'Project Loon', sometimes seen in the news, is related to

    awaste management technologybwireless communication technologycsolar power production technologydwater conservation technology
20. Prelims 2016Q84IT & Communication

    Regarding 'DigiLocker', sometimes seen in the news, which of the following statements is/are correct?

    1.It is a digital locker system offered by the Government under Digital India Programme.

    2.It allows you to access your e-documents irrespective of your physical location.

    Select the correct answer using the code given below.

    a1 onlyb2 onlycBoth 1 and 2dNeither 1 nor 2
21. Prelims 2015Q32IT & Communication

    With reference to ‘Near Field Communication (NFC) Technology’, which of the following statements is/are correct?

    1.It is a contactless communication technology that uses electromagnetic radio fields.

    2.NFC is designed for use by devices which can be at a distance of even a metre from each other.

    3.NFC can use encryption when sending sensitive information.

    Select the correct answer using the code given below.

    a1 and 2 onlyb3 onlyc1 and 3 onlyd1, 2 and 3
22. Prelims 2014Q66IT & Communication

    In addition to fingerprint scanning, which of the following can be used in the biometric identification of a person?

    1.Iris scanning

    2.Retinal scanning

    3.Voice recognition

    Select the correct answer using the code given below.

    a1 onlyb2 and 3 onlyc1 and 3 onlyd1, 2 and 3
23. Prelims 2011Q57IT & Communication

    What is the difference between Bluetooth and Wi-Fi devices ?

    aBluetooth uses 2.4 GHz radio frequency band, whereas Wi-Fi can use 2.4 GHz or 5 GHz frequency bandbBluetooth is used for Wireless Local Area Networks (WLAN) only, whereas Wi-Fi is used for Wireless Wide Area Networks (WWAN) onlycWhen information is transmitted between two devices using Bluetooth technology, the devices have to be in the line of sight of each other, but when Wi-Fi technology is used the devices need not be in the line of sight of each otherdThe statements (a) and (b) given above are correct in this context
24. Prelims 2011Q69IT & Communication

    A new optical disc format known as the Blu-ray Disc (BD) is becoming popular. In what way is it different from the traditional DVD?

    1.DVD supports Standard Definition video while BD supports High Definition video.

    2.Compared to a DVD, the BD format has several times more storage capacity.

    3.Thickness of BD is 2.4 mm while that of DVD is 1.2 mm.

    Which of the statements given above is/are correct?

    a1 onlyb1 and 2 onlyc2 and 3 onlyd1, 2 and 3
25. Prelims 2011Q99IT & Communication

    What is "Virtual Private Network"?

    aIt is a private computer network of an organization where the remote users can transmit encrypted information through the server of the organization.bIt is a computer network across a public internet that provides users access to their organization's network while maintaining the security of the information transmitted.cIt is a computer network in which users can access a shared pool of computing resources through a service provider.dNone of the statements (a), (b) and (c) given above is a correct description of Virtual Private Network.
26. Prelims 2010Q13IT & Communication

    Consider the following :

    1.Bluetooth device

    2.Cordless phone

    3.Microwave oven

    4.Wi-Fi device

    Which of the above can operate between 2.4 and 2.5 GHz range of radio-frequency band ?

    a1 and 2 onlyb3 and 4 onlyc1, 2 and 4 onlyd1, 2, 3 and 4
27. Prelims 2010Q89IT & Communication

    Which among the following do/does not belong/belongs to the GSM family of wireless technologies?

    aEDGEbLTEcDSLdBoth EDGE and LTE
28. Prelims 2009Q137IT & Communication

    WiMAX is related to which one of the following ?

    aBiotechnologybSpace technologycMissile technologydCommunication technology
29. Prelims 2006Q85IT & Communication

    What is the Universal Product Code (UPC) adopted for?

    aFire safety code in buildingsbEarthquake-resistant buildings codecBar codedAgainst adulteration eatables
30. Prelims 2006Q140IT & Communication

    To which one of the following processes is the term CMYK related?

    aRailway signallingbNavigationcOffset printingdElectronic voting machine