CAT 2019 Question Paper | Verbal Slot 1

CAT Questions

How about crunching your CAT online preparation by solving questions from CAT previous year paper? Sounds great right! Try this one from CAT 2019 question paper and give your CAT VARC Preparationthe right direction.

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The four sentences (labelled 1, 2, 3, 4) given below, when properly sequenced would yield a coherent paragraph. Decide on the proper sequence of the order of the sentences and key in the sequence of the four numbers as your answer.

Question 26 : 1. If you’ve seen a little line of text on websites that says something like "customers who bought this also enjoyed that” you have experienced this collaborative filtering firsthand.
2. The problem with these algorithms is that they don’t take into account a host of nuances and circumstances that might interfere with their accuracy.
3. If you just bought a gardening book for your cousin, you might get a flurry of links to books about gardening, recommended just for you! – the algorithm has no way of knowing you hate gardening and only bought the book as a gift.
4. Collaborative filtering is a mathematical algorithm by which correlations and cooccurrences of behaviors are tracked and then used to make recommendations.

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Explanatory Answer

Sentence 4 is the best starting sentence as it introduces the idea of ‘collaborative filtering’. Sentence 1 adds to 4, describing how collaborative filtering works. So, 1 follows 4. Sentence 2 identifies a crucial problem with collaborative filtering algorithms. Sentence 3 provides an example to substantiate 2. So, 4123 is the right order.

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4123 is the correct answer.