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System Design Interview Computer Science — practice by topic

Browse 30 questions across 3 Computer Science topics. Choose what you want to revise, then open a question to check its answer and worked solution.

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Computer Science topics

Cloud Native Architecture (30)Computer Science (30)System Design (30)

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An application built as one united codebase is described as a:Read the answer and worked solution →A self contained unit that implements a single business capability is a:Read the answer and worked solution →The number of key principles of cloud native development listed is:Read the answer and worked solution →A team must add capacity to just the payment component of a monolith. They must duplicate:Read the answer and worked solution →

Worked practice questions

An application built as one united codebase is described as a:

  1. Monolith
  2. Microsite
  3. Multitool
  4. Megabyte
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Correct answer: A. Monolith

1. All the software units share a single codebase. 2. Nothing is split into separate deployable pieces. 3. That design is a monolith. _Source: OpenStax Introduction to Computer Science, Chapter 12, Cloud-Native Applications Development._

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A self contained unit that implements a single business capability is a:

  1. Microscope
  2. Microservice
  3. Microsecond
  4. Microphone
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Correct answer: B. Microservice

1. Each unit does one job for the business. 2. It runs on its own and talks over a network. 3. That unit is a microservice. _Source: OpenStax Introduction to Computer Science, Chapter 12, Cloud-Native Applications Development._

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The number of key principles of cloud native development listed is:

  1. 4
  2. 3
  3. 5
  4. 6
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Correct answer: A. 4

1. Microservices and containerisation are two of them. 2. Continuous delivery and DevOps complete the list. 3. So there are 4 principles. _Source: OpenStax Introduction to Computer Science, Chapter 12, Cloud-Native Applications Development._

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