Interview Questions

1. Which object can be used to store frequently used items in the server’s memory for quick retrieval?

Options:

a. Cache

b. Data

c. System.Object

d. Generic class

Reveal Answer

2. Is the cache object available for all web forms with in a web application?

Options:

a. Yes

b. No

Reveal Answer

3. What are the different ways to store data in the Cache object?

Options:

a. Use the assignment

b. Use the insert method

c. Use the Add method

d. Above All

Reveal Answer

4. What are the parameters of the insert and add methods?

Options:

a. AbsoluteExpiration

b. SlidingExpiration

c. Both

d. None

Reveal Answer

5. How do you retrieve the value of a cache item stored in the servers memory?

Options:

a. Item’s Key

b. Index

c. address of the object

d. using pointer

Reveal Answer

6. We can use the ___________ directive to control page output caching in ASP.NET.

Options:

a. @OutputCache

b. @OutputCaching

c. @CacheOutput

d. @InputCaching

Reveal Answer

7. We can Use the ____________ class to store arbitrary objects, such as datasets, to server memory.

Options:

a. HttpCaching

b. HttpCacheServerPolicy

c. HttpCachePolicy

d. CacheMemoryPolicy

Reveal Answer

8. ______________ is a technique of persisting the data in memory for immediate access to requesting program calls.

Options:

a. Caching

b. Request

c. Response

d. Sessions

Reveal Answer

9. With ______________ caching one cannot cache objects between pages within an application.

Options:

a. Page level output caching

b. Page fragment caching

c. Data caching

d. Application Level caching

Reveal Answer

10. The __________________method translates the @Output Cache directive into HttpCachePolicy class methods

Options:

a. Page.OutputCache

b. Page.InitOutputCache

c. Page.InitCache

d. Page.InputOutputCache

Reveal Answer

11. ____________ is the attribute of @OutputCache directive, which determines cache entries by Get or Post parameters

Options:

a. VaryByParameter

b. VarByParam

c. VaryByParam

d. VaryByCustom

e. VarByParamater

Reveal Answer

12. The _______________ attribute of @Output Cache directive determines where the item is to be cached.

Options:

a. Location

b. Place

c. Status

d. CachingLocation

Reveal Answer

13. The _____________ attribute of @Output Cache directive contains the default setting Browser, which means that a different instance of an item is cached for each browser version that requests it.

Options:

a. VaryByParameter

b. VaryByParam

c. VaryByCustom

d. VarByParamater

Reveal Answer

14. When we use _________, changes to the Query String variable's case result in additional cache entries.

Options:

a. VaryByParam

b. VarByParameter

c. VaryByCustom

d. VaryByHeader

Reveal Answer

15. ___________ caching, caches the dynamic response generated by a request.

Options:

a. Output

b. Fragment

c. Data

d. Application

Reveal Answer

16. __________ caching, caches portions of a response generated by a request.

Options:

a. Output

b. Fragment

c. Data

d. Application

Reveal Answer

17. _________ caching refers to the caching of individual user controls (.ascx) within a Web Form.

Options:

a. Output

b. Fragment

c. Data

d. Application

Reveal Answer

18. . ____________ caching is useful when we need to cache only a subset of a page.

Options:

a. Output

b. Fragment

c. Data

d. Application

Reveal Answer

19. The ____________ attribute varies the cached fragment by controls within the user control.

Options:

a. VaryByParam

b. VaryByControl

c. VaryByHeader

d. VaryByCustom

Reveal Answer

20. In addition to @OutputCaching directive, we can also adjust the caching options programmatically using

Options:

a. CacheAPI

b. OutputCacheAPI

c. OutputCache

d. None of the above

Reveal Answer

21. ______________ is used to notify applications when their objects are removed from the cache.

Options:

a. OnRemoveCallBack

b. OnRemoveCallReturn

c. RemoveOnCallBack

d. RemoveOnCallReturn

Reveal Answer

22. _____________ enables you to make the cache entry dependent on the database, so the cache entry will only be cleared when data in the database is changed.

Options:

a. SqlCacheInvalidation

b. SqlCacheValidation

c. CacheInvalidation

d. Polling-based Invalidation

e. None of the above

Reveal Answer

23. A ______________is a combination of concepts which define when a cache entry expires.

Options:

a. Cache policy

b. Expiration policy

c. Cache expiration duration policy

d. Cache expiration policy

Reveal Answer

24. ___________ refers to a specific point in time when the cache entry will expire. Once that point in time has elapsed, the cache entry is expired and can be removed from the cache.

Options:

a. Absolute expiration

b. Sliding expiration

c. Cache dependency

d. Cache priority

Reveal Answer

25. ____________ refers to a span of time in which the cache entry must be retrieved from the cache in order to prevent expiration.

Options:

a. Absolute expiration

b. Sliding expiration

c. Cache dependency

d. Cache priority

Reveal Answer

26. _______________ are references to other information about the cache entry. The dependency might be on a file or database record. When the dependency has changed, the cache entry is expired.

Options:

a. Absolute expiration

b. Sliding expiration

c. Cache dependency

d. Cache priority

Reveal Answer

27. _______________ indicates the importance of the data relative to other cache entries. This is used to determine which items to expire in the cache first when system resources become scarce.

Options:

a. Absolute expiration

b. Sliding expiration

c. Cache dependency

d. Cache priority

Reveal Answer

28. _______________method must be called somewhere in the application before the first SQL query is executed.

Options:

a. System.Data.SqlClient.SqlDependency.Start()

b. System.Data.SqlClient.SqlDependency.Stop()

c. System.Data.SqlClient.SqlDependency.Status()

d. None of the above

Reveal Answer

Interview Questions and Answer

1. Which object can be used to store frequently used items in the server’s memory for quick retrieval?

2. Is the cache object available for all web forms with in a web application?

3. What are the different ways to store data in the Cache object?

4. What are the parameters of the insert and add methods?

5. How do you retrieve the value of a cache item stored in the servers memory?

6. We can use the ___________ directive to control page output caching in ASP.NET.

7. We can Use the ____________ class to store arbitrary objects, such as datasets, to server memory.

8. ______________ is a technique of persisting the data in memory for immediate access to requesting program calls.

9. With ______________ caching one cannot cache objects between pages within an application.

10. The __________________method translates the @Output Cache directive into HttpCachePolicy class methods

11. ____________ is the attribute of @OutputCache directive, which determines cache entries by Get or Post parameters

12. The _______________ attribute of @Output Cache directive determines where the item is to be cached.

13. The _____________ attribute of @Output Cache directive contains the default setting Browser, which means that a different instance of an item is cached for each browser version that requests it.

14. When we use _________, changes to the Query String variable's case result in additional cache entries.

15. ___________ caching, caches the dynamic response generated by a request.

16. __________ caching, caches portions of a response generated by a request.

17. _________ caching refers to the caching of individual user controls (.ascx) within a Web Form.

18. . ____________ caching is useful when we need to cache only a subset of a page.

19. The ____________ attribute varies the cached fragment by controls within the user control.

20. In addition to @OutputCaching directive, we can also adjust the caching options programmatically using

21. ______________ is used to notify applications when their objects are removed from the cache.

22. _____________ enables you to make the cache entry dependent on the database, so the cache entry will only be cleared when data in the database is changed.

23. A ______________is a combination of concepts which define when a cache entry expires.

24. ___________ refers to a specific point in time when the cache entry will expire. Once that point in time has elapsed, the cache entry is expired and can be removed from the cache.

25. ____________ refers to a span of time in which the cache entry must be retrieved from the cache in order to prevent expiration.

26. _______________ are references to other information about the cache entry. The dependency might be on a file or database record. When the dependency has changed, the cache entry is expired.

27. _______________ indicates the importance of the data relative to other cache entries. This is used to determine which items to expire in the cache first when system resources become scarce.

28. _______________method must be called somewhere in the application before the first SQL query is executed.

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