Question
Which of the following is the most effective data
collection method for gathering real-time data from a website or application?Solution
APIs (Application Programming Interfaces) are the most effective and efficient method for collecting real-time data from websites or applications. APIs allow direct access to the underlying data structures of web services and applications, enabling the extraction of up-to-date information without human intervention. They are designed to handle frequent and automated requests, making them ideal for real-time data collection. APIs support various data formats like JSON or XML, ensuring seamless data integration into other systems or analysis platforms. Unlike web scraping, which can be less reliable and more resource-intensive, APIs provide structured access to data in a secure and efficient manner. Why Other Options Are Incorrect: β’ A: Surveys collect data based on responses from individuals and are not suited for real-time or continuous data collection. β’ B: Web scraping is an automated method of extracting data from websites, but it can be unreliable, inconsistent, and not always real-time, as it depends on the websiteβs structure. β’ D: Database queries are used to retrieve data from a structured database but do not apply directly to real-time data collection from external sources like websites or applications. β’ E: Interviews are a qualitative method of data collection that require manual interaction and are unsuitable for gathering real-time or automated data from websites or applications.
Two vehicles, βEβ and βFβ, were sold for Rs. 5000 each. The profit gained on βEβ is equal to the loss incurred on βFβ. If the cost price...
Kabir bought a TV for Rs. 2800 and spent some money on installation. He marked it up by 25%, gave a Rs. 320 discount, and earned a 15% profit. Find the ...
Seema sold a laptop at a profit of 15%. If she had bought it at 10% less and sold it for βΉ 2,100 less, she would have gained 20%. What was the cost p...
Mohan bought a new car from the showroom and after one year he sold it to Shyam at a profit of 20 percent. Shyam sold the same car to Sumit at the loss...
- An article is marked 60% above its cost price and sold after allowing a discount of 20%. If the selling price of the article is Rs. 3,840, then find the pr...
A shopkeeper marked an article Rs. 850 above its cost price and sold it after giving a discount of 30% and earned a profit of 20%. Find the cost price o...
- A woman bought a handbag at an 8% discount. If she had bought it at a 16% discount, she would have paid βΉ1600 less. Find the market price of the handbag.
Rahul purchased a car for Rs 1,30,000 and spent Rs 6000 on transportation and 15% of its cost on repair. At what price should he sell it so as to earn a...
The sum of the cost prices of two articles is Rs. 3200. One article is sold at 25% profit and another at 30% loss. If the sum of their selling prices is...
A school bag is sold for Rs.540 after giving two successive discounts of 10% and 20%. If school bag is marked up by Rs.400 above its cost price, then fi...