Earn $100 Online Daily. Work From Home. Click Here

What is the correct answer?


Hard disk is coated in both side with

A. Magnetic metallic oxide

B. Optical metallic oxide

C. Carbon layer

D. All of the above

Related Questions

Which of the following is not a storage medium? Which technology is more reliable? Which device is required for the Internet connection? Most important advantage of an IC is its Which unit converts computer data into human readable form? Model 5100 was_____ in 1957. ASCII and EBCDIC are the popular character coding systems.What does EBCDIC… Which of the following is required when more than one person uses a central… The first Macintosh computer was from Which programming language is based on Algol 60. What is a brand? Who is credited with the idea of using punch cards to control patterns… One millisecond is Which part interprets program instructions and initiate control operations. In 1830, Charles Babbage designed a machine called the Analytical Engine… In latest generation computers, the instructions are executed A modern digital computer has An _________ Device is any device that provides information, which is… Computer professionals working in a computer centre are Which of the following is valid statement? Which of the following is used as a primary storage device? Data division is the third division of a _____ program. How was the generation of computer classified? Which of the following have low failure rate? Once you load the suitable program and provide required data, computer… Any method for controlling access to or use of memory is known Which of the printers used in conjunction with computers uses dry ink… How many address lines are needed to address each machine location in… When a logic bomb is activated by a time-related event, it is known as… A computer has very low failure rate because it uses electronic components.…