Web Caching MCQs With Answers

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Web Caching Online Quiz

By presenting 3 options to choose from, Web Caching Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Web Caching Questions and Answers and click over the correct answer.

• Test Name: Web Caching MCQ Quiz Practice
• Type: Quiz Test
• Total Questions: 40
• Total Marks: 40
• Time: 40 minutes

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Web Caching

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1 / 40

What is the role of a cache expiration policy in web caching?

Authenticating users

Encrypting data transmissions

Determining when cached entries should be invalidated

2 / 40

Which caching strategy allows intermediate proxies to cache responses based on HTTP headers?

Implicit caching

Conditional caching

Explicit caching

3 / 40

What is the purpose of client-side caching in web applications?

Storing resources in the user's browser cache

Authenticating users

Encrypting data transmissions

4 / 40

What is the role of the Vary HTTP header in web caching?

Specifying which request headers to consider when caching responses

Encoding data

Handling server errors

5 / 40

What is the purpose of public caching in web caching?

Encrypting data

Handling server errors

Allowing caches at different levels to store responses

6 / 40

Which caching strategy allows a cache to serve stale content when refreshing a resource?

no-store

Stale-while-revalidate

must-revalidate

7 / 40

Which HTTP header is used to control caching behavior in browsers?

Cache-Control

Content-Type

Authorization

8 / 40

Which HTTP header is used to specify the location of a cached resource?

Expires

Location

Cache-Control

9 / 40

Which caching technique stores copies of resources at the client side?

Proxy caching

Browser caching

Edge caching

10 / 40

Which caching directive indicates that a response can be stored by any cache, even if it is normally non-cacheable?

no-store

public

private

11 / 40

What is the purpose of server-side caching in web applications?

Controlling access to resources

Authenticating users

Storing data at the server to reduce database queries

12 / 40

Which caching directive indicates that a response can be cached only in a private cache?

public

no-store

private

13 / 40

What is the benefit of using CDN caching in web applications?

Encrypting data transmissions

Reducing latency by serving content from edge servers

Authenticating users

14 / 40

What does CDN caching improve in web applications?

Encrypting data transmissions

Content delivery speed

Authenticating users

15 / 40

Which HTTP header is used for storing cache responses in the client-side cache?

Expires

Cache-Control

Last-Modified

16 / 40

What is the purpose of a cache miss in web caching?

Handling server errors

Requiring a request to the origin server for a resource

Encrypting data transmissions

17 / 40

Which HTTP header is used to store the maximum age of a cached resource?

must-revalidate

max-age

no-cache

18 / 40

Which caching strategy allows browsers to cache responses for subsequent visits?

Proxy caching

Edge caching

Browser caching

19 / 40

Which HTTP status code indicates that a resource has not been modified since it was cached?

404 Not Found

200 OK

304 Not Modified

20 / 40

What does cache coherence refer to in web caching?

Ensuring consistency between cached copies and the origin server

Encrypting data transmissions

Authenticating users

21 / 40

What does cache busting refer to in web caching?

Encrypting data transmissions

Authenticating users

Forcing the browser to fetch a new copy of a resource

22 / 40

What is prefetching in the context of web caching?

Authenticating users

Proactively fetching resources before they are actually needed

Encrypting data transmissions

23 / 40

Which HTTP header is used for revalidating cached responses?

ETag

If-None-Match

If-Modified-Since

24 / 40

What does CDN stand for in the context of web caching?

Central Data Network

Cache Distribution Network

Content Delivery Network

25 / 40

What is the purpose of a cache eviction policy in web caching?

Encrypting data transmissions

Authenticating users

Determining which cached entries to remove

26 / 40

Which caching directive instructs caches not to store a response?

private

no-store

public

27 / 40

Which HTTP method is considered safe and cacheable in web caching?

GET

POST

DELETE

28 / 40

Which caching strategy serves stale content when the origin server is unreachable?

Shared caching

Stale-while-revalidate

Private caching

29 / 40

What is the benefit of using reverse proxy caching in web applications?

Encrypting data transmissions

Authenticating users

Offloading traffic from the origin server

30 / 40

Which type of caching stores copies of web pages closer to users geographically?

Edge caching

Client-side caching

Proxy caching

31 / 40

What is the benefit of using ETags in web caching?

They control cache expiration

They allow for validation of cached resources without transferring the entire content

They encrypt data transmissions

32 / 40

What is the role of surrogate caching in web applications?

Authenticating users

Caching responses on behalf of the origin server

Encrypting data transmissions

33 / 40

What is web caching used for?

Encrypting data

Authenticating users

Improving performance by storing frequently accessed resources

34 / 40

What is the role of a cache hit in web caching?

Retrieving a cached resource

Encrypting data

Controlling access to resources

35 / 40

What is the benefit of using cache hierarchies in web caching?

Reducing response time by distributing cached resources

Encrypting data transmissions

Authenticating users

36 / 40

What does private caching in web caching refer to?

Encrypting data transmissions

Caching responses for a single user

Authenticating users

37 / 40

Which HTTP header is used to control cache validation in web caching?

If-None-Match

Cache-Control

Last-Modified

38 / 40

What is the purpose of the Expires HTTP header in web caching?

Controlling access to resources

Defining resource URLs

Specifying the expiration date of a cached resource

39 / 40

Which caching directive indicates that a resource must be revalidated before use?

no-cache

must-revalidate

max-age

40 / 40

What is the role of Last-Modified HTTP header in web caching?

Indicating the last modification time of a resource

Handling authentication

Controlling cache duration

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