Computer Fundamental Miscellaneous - Study Mode
[#981] Which was the first commercial computer built by M.V. Wilkies.
Correct Answer
(B) LEO
Explanation
Solution: The prototype LEO I was modeled closely on the Cambridge EDSAC. Its construction was overseen by Oliver Standing ford, Raymond Thompson and David Caminer of J. Lyons and Co. LEO I ran its first business application in 1951.
[#982] Disketts and hard disks are
Correct Answer
(A) Direct access devices
Explanation
Solution: A direct-access storage device (DASD) is another name for secondary storage devices that store data in discrete locations with a unique address, such as hard disk drives, optical drives and most magnetic storage devices.
[#983] If you see a diskette with a piece of foil covering its notch, it is said to be
Correct Answer
(A) write-protected
Explanation
Solution: If you see a diskette with a piece of foil covering its notch, it is said to be write-protected. When a USB drive or SD card is write-protected, you can't change files on the media; you can only view them. On write-protected media, you can read and copy files, but you can't write to and delete files.
[#984] No computer can do anything without a
Correct Answer
(A) program
Explanation
Solution: A computer requires programs to function. A computer program is usually written by a computer programmer in a programming language.
[#985] The estimation of the value of a function at a point beyond the interval in which the data lies is called known as
Correct Answer
(A) Interpolation
Explanation
Solution: The estimation of the value of a function at a point beyond the interval in which the data lies is called known as Interpolation.