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Prelims 2022 · Q33 · Computing, AI & blockchain

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

  1. 1.SaaS buyers can customise the user interface and can change data fields.
  2. 2.SaaS users can access their data through their mobile devices.
  3. 3.Outlook, Hotmail and Yahoo! Mail are forms of SaaS.

Which of the statements given above are correct ?

Show answer

Answer: D. Statement 1 is correct: most SaaS products let buyers customise the look of the interface and change data fields within limits. Statement 2 is correct: SaaS runs in the cloud, so data can be accessed from mobile devices. Statement 3 is correct: web email like Outlook, Hotmail and Yahoo! Mail is a classic example of SaaS. So 1, 2 and 3.

Watch for: Students think SaaS cannot be customised at all, but configuration within the provider's settings is common.

Why the other options are wrong
  • A. Wrong because statement 3 is also correct.
  • B. Wrong because statement 1 is also correct.
  • C. Wrong because statement 2 is also correct.

Source to check: NIST Special Publication 800-145, 'The NIST Definition of Cloud Computing' (2011)

Answer from the official UPSC key. Written and fact-checked by AI against the official key. Spotted a mistake? Report it.