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Securing a web application involves implementing various security measures to protect against threats and vulnerabilities.
Use HTTPS to encrypt data transmitted between the client and server
Implement input validation to prevent SQL injection and cross-site scripting attacks
Use secure authentication methods like OAuth or JWT tokens
Regularly update and patch software to fix security vulnerabilities
Implement proper access
Use indexing, optimize queries, limit data retrieval, use caching, and consider sharding.
Utilize indexing to improve query performance
Optimize queries to reduce load on the database
Limit data retrieval by using pagination or filtering
Implement caching to store frequently accessed data
Consider sharding to distribute data across multiple servers
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posted on 1 Sep 2024
Hash map is a data structure that stores key-value pairs and allows for fast retrieval of values based on keys.
Hash map uses a hash function to map keys to indices in an array.
Collision handling is important in hash map implementation.
Common operations include adding, removing, and retrieving key-value pairs.
Example: HashMap
I applied via Naukri.com
UNION combines the results of two or more SELECT statements, while UNION ALL includes duplicates.
UNION removes duplicate rows, while UNION ALL retains all rows including duplicates
UNION is slower than UNION ALL as it performs a distinct operation
UNION requires the same number of columns in the SELECT statements, while UNION ALL does not have this restriction
Generic collections allow storing any type of data, while non-generic collections are type-specific.
Generic collections can store any type of data, such as List
Non-generic collections are type-specific, like ArrayList or HashTable.
Generic collections provide type safety and better performance compared to non-generic collections.
To delete all distinct records, use a query to identify and remove duplicate entries.
Identify distinct records using a query
Delete duplicate entries from the database
posted on 11 Apr 2024
I applied via Company Website and was interviewed in Oct 2023. There were 2 interview rounds.
Cat level maths are to be solved
Java coding basic questions
I applied via Company Website
Timings in a day refer to the different periods of time that make up a 24-hour day.
A day is typically divided into morning, afternoon, evening, and night
Different cultures may have different ways of dividing a day
Timings can also refer to specific times for events or activities
Timing in the day refers to the different periods or divisions of time within a 24-hour cycle.
Timing in the day includes morning, afternoon, evening, and night.
It helps in organizing daily activities and scheduling tasks.
Different cultures may have different names or divisions for timing in the day, such as siesta or tea time.
Timing in the day can also be represented using the 12-hour or 24-hour clock system.
posted on 23 Aug 2021
I applied via Naukri.com and was interviewed in Jul 2021. There were 3 interview rounds.
posted on 25 Aug 2024
I applied via Referral and was interviewed before Apr 2023. There was 1 interview round.
I applied via Naukri.com and was interviewed in Apr 2024. There were 2 interview rounds.
Filters in ASP.NET are used to intercept and modify HTTP requests and responses.
Filters are used to perform pre-processing and post-processing tasks in ASP.NET applications.
There are different types of filters in ASP.NET such as Authorization filters, Action filters, Result filters, and Exception filters.
Filters can be applied at the controller level or at the action method level.
Filters can be used to perform tasks li...
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