Question
Air coolers are more suitable for
–Solution
An air cooler works on the simple principle of evaporation. It does not yield good results when humidity is high. On the contrary, the temperature of dry air can be dropped significantly through the phase transition of liquid water to water vapor (evaporation), which can cool air using much less energy than refrigeration.
Which of these services uses a "master password" to log in to many different Web sites for you?
An assembler is a
A ______ is a portable computer that encompasses a microprocessor, rechargeable battery, fold-down screen, keyboard and mouse.
A megabyte is equal to _______ bytes.
Which of the following is not the main function of BIOS?
You organise files by storing them in
Before granting access a computer checks from the database which of the following?
Which of the following operating systems is the most expensive?
Which of the following keys is not on the number keypads?
A ________ is a graphical control element which contains drop – down menus.
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