CAT Questions

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In a brief, the system software is the interface between the hardware and user applications. System software is a type of computer program that is designed to run a computer’s hardware and application programs.

Examples : OS, System utilities, BIOS like mouse, keyboard, hard disc, Device drivers, Assembler,...

Q's mother is sister of P and daughter of M => P is the child of M.
S is daughter of P and sister of T, so P is parent of T too.
M ----> parent --------> P ------------>parent -------------> T
But given M is brother of R => M is male.

So, M is grandfather of T.

Let the total number of documents to be printed be 12.

 The number of documents printed by P in 1 day = 4.

 The number of documents printed by Q in 1 day = 3.

 The number of documents printed by R in 1 day = 2.

 
Thus, the total number of documents that can be printed by all the machines working simultaneously in a single day = 9.

Therefore, the number of days taken to complete the whole work = 12/9 = 4/3 days.

Yes, a promise can be broken without being held.

The Indian Institute of Technology (IIT) Kanpur will confer a doctorate on former sprint queen PT Usha, who missed a medal by a whisker at the 1984, Los Angeles Olympics. The degree, Doctor of Science (honoris causa – a degree awarded as a mark of esteem) will be conferred on June 16 to mark the 50th convocation of the prestigious institute of the country. This is her second doctorate – in 2002, Kannur University had conferred D.Lit on her.

'0' is called OFF State in Binary...

Uranium is not a fossil fuel whereas coal, petroleum and natural gas are all natural resources.

Fossil fuels are hydrocarbons, primarily coal, fuel oil or natural gas, formed from the remains of dead plants and animals. In common dialogue, the term fossil fuel also includes hydrocarbon-containing natural resources that are not derived from animal or plant sources