Principal component analysis, or PCA, is a dimensionality reduction method that is often used to reduce the dimensionality of large data sets, by transforming a large set of variables into a smaller one that still contains most of the information in the large set.
Three statements are given, followed by four conclusions numbered I, II III and IV. Assuming the statements to be true, even if they seem to be at vari...
What will come in the place of the question mark (?) in the following equation if ‘+’ and ‘-’ are interchanged and ‘x’ and ‘÷’ are inte...
Select the option figure which is embedded in the given figure (Rotation is NOT allowed).
How many right angled triangles can be made from the given image?
In the question below are given some statements followed by some conclusions. You have to take given statements to be true even if they seem to be at v...
In a certain code language, 'COURAGE' is written as 'VPDQFHB' and 'MAGICAL' is written as 'HBNHMBD'. How will 'HOSTELS' be written in that language?
There are six friends Farhan, Anand, Chand, Sanjay, Maher, and Zaman each of different weight, 45, 56, 71, 65, 58 and 48 (all in kg) but not necessarily...
Select the number from the given options which can come in place of the question mark (?) in the following series.
27, 29, 34, 44, 61, 87, ?
L is the wife of Q. P is the mother of M. J is the father of L. M is the sister of H. J is the husband of H. How is P related to L?
Select the set in which the numbers are related in the same way as are the numbers of the following sets.
(NOTE: Operations should be performed o...
