Computer Fundamental Miscellaneous - Study Mode

[#1086] Which is used to store firmware.
Correct Answer

(B) ROM

Explanation

Solution: Firmware is held in non-volatile memory devices such as ROM, EPROM, EEPROM and Flash memory. Updating firmware requires ROM integrated circuits to be physically replaced, or EPROM or flash memory to be reprogrammed through a special procedure.

[#1087] Which of the following is NOT a primary storage device?
Correct Answer

(D) All of the above

Explanation

Solution: Primary storage, also known as main storage or memory, is the main area in a computer in which data is stored for quick access by the computer's processor. On today's smaller computers, especially personal computers and workstations, the term random access memory (RAM) - or just memory - is used instead of primary or main storage and the hard disk, diskette, CD, and DVD collectively describe secondary storage or auxiliary storage.

[#1088] A device that prints one character at a time is kknown as
Correct Answer

(C) Character printer

Explanation

Solution: A printer that prints one character at a time. The typical character printer is the dot matrix printer. See printer. The desktop dot matrix printer is the typical character printer.

[#1089] A mechanism for arranging controlled access to a shared resource is
Correct Answer

(D) Lock-out

Explanation

Solution: A mechanism for arranging controlled access to a shared resource is Lock-out. Control mechanism any mechanism that regulates a biological process, such as a metabolic pathway or enzyme-controlled reaction, or that helps to maintain the internal environment (see homeostasis).

[#1090] A data item which is not broken down into smaller units is _____
Correct Answer

(B) Elementary data item

Explanation

Solution: An elementary data item is a complete item that cannot be broken into separate parts. You can use elementary data items as host variables.