ROM is a core essential in all types of computing devices. Take this informative quiz to evaluate your knowledge of ROM.
Prateek Pawar
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Good to Know
ROM is a type of non-volatile memory, meaning the data stored in ROM cannot be electronically modified after the manufacture of the memory device.
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Quick Info
Firmware is the permanent software that is hardwired with integrated circuits of an electronic device.
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Did You Know?
BIOS allows the user to set up the computer system at the most basic level. BIOS includes instructions on how to load basic computer hardware.
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Trivia
PROM or Programmable ROM is the blank version of ROM that can be programmed according to the need of the device. The programmer chooses a pathway for the current by sending a high voltage through unwanted fuses to burn them out.
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Know This
The ROM is located on a BIOS chip, which plugs into the motherboard. ROM is essentially used in the devices where programming needs aren’t expected to change.
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Quick Fact
ROM is made up of various ICs. So, it is a combinational circuit. It depends on the present input and not on past states.
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Did You Know?
In ROM, the input to a decoder will be in binary form and the output represents its decimal equivalent. The output of the decoder will be fed to the OR gates.
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Know This…
In 1983, an R&D group at intel under the leadership of George Perlegos developed EEPROM based on the existing EPROM technology. The Intel 2816 was the first device with EEPROM to be launched into the market.
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Trivia
In digital electronics, one nibble is equal to four bits or two bytes. Nibble is also called half a byte.
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Did You Know?
Dov Frohman invented the EPROM in 1971 at Intel. Unlike the PROM, EPROM is re-writable and can be repeatedly reset to its unprogrammed state by exposure to strong UV light.
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Know This …
Each bit combination that comes out on the output lines in ROM is called data word. A Word consists of 16-bits or 2-bytes.
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Info
Very Large-Scale Integration (VSLI) consists of about 10,000 to 100,000 gates per IC. The microprocessor and memory chips are VSLI devices.
You have done wonderfully so far! The quiz ends here. Proceed to see how good you have done with this informative quiz on ROM.