CAT Questions

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The nearest stars to Earth are in the Alpha Centauri triple-star system, about 4.37 light-years away. One of these stars, Proxima Centauri, is slightly closer, at 4.26 light-years.

Of all the stars closer than 15 light-years, only two are spectral type G, similar to our sun: Alpha Centauri A and Tau Ceti. The majority are M-type red dwarf stars.

Only nine of the stars in this area is bright enough to be seen by the naked human eye from Earth. These brightest stars include Alpha Centauri A and B, Sirius A, Epsilon Eridani, Procyon, 61 Cygni A and B, Epsilon Indi A and Tau Ceti.

Hard copy is the output which is printed by the computer.

Encoding refers to the getting information into memory.

The term Hassles refers to minor annoyances of everyday life.

There are many isotopes of uranium and all of them have same atomic number i.e, sum of nmber of neutrons and protons.