GATE Questions

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A square and a rectangle each have 4 right (90 deg) angles. 

Both square and rctangle have 4 sides and 4 angles, but the only difference is square is a rectangle with all sides equal.

A search engines are a software systems used for searching about any information in the world on the web.

Search engines like Google, Bing, Internet explorer, Yahoo, etc... functions by providing relevant search results for the keywords user searches. 

Hence, the given statement is TRUE.

The given sentence Cache memory is a form of ROM is FALSE. Cache memory, also called CPU memory, is high-speed static random access memory (SRAM) that a computer microprocessor can access more quickly than it can access regular random access memory (RAM).

7 C in a R represents 7 Colours in a Rainbow.

Most Himalayan rivers are perennial because they are fed by the melting snow throughout the year.
Thus, both A and R are true & R correctly explains A.

Magnetic tape can serve as a Secondary storage unit. It is a medium for magnetic recording, made of a thin, magnetizable coating on a long, narrow strip of plastic film.

The religious guru of Shivaji was Ram Das.

The third figure in each row comprises of parts which are not common to the first two figures.