Computer Fundamental Miscellaneous - Study Mode

[#571] The number of records contained within a block of data on magnetic tape is defined by the
Correct Answer

(C) blocking factor

Explanation

Solution: The number of records contained within a block of data on magnetic tape is defined by the Blocking factor.

[#572] The binary equivalent of the Octal number 13.54 is
Correct Answer

(A) 1011.1011

Explanation

Solution: Octal is represented in 3 places. 1 = 001. 3 = 011. 5 = 101. 4 = 100. So 13.54 = 001011.101100 which can be written as 1011.1011.

[#573] What process prepares the magnetic surface of a disk by creating concentric circles, called tracks, around the disk? (Each track is further divided into pic-shaped sections called sectors.)
Correct Answer

(B) Formatting

Explanation

Solution: The process of dividing the disk into tracks and sectors is called formatting. In computer disk storage, a sector is a subdivision of a track on a magnetic disk or optical disc.

[#574] What does that acronym VGA stand for?
Correct Answer

(C) Video Graphics Array

Explanation

Solution: VGA : A Video Graphics Array (VGA) connector is a three-row 15-pin DE-15 connector. The 15-pin VGA connector was provided on many video cards, computer monitors, laptop computers, projectors, and high definition television sets.

[#575] Which part of the diskette should never be touched?
Correct Answer

(C) Oval slot

Explanation

Solution: The diskette should never be touched an Oval slot. A diskette is a random access, removable data storage medium that can be used with personal computers. The term usually refers to the magnetic medium housed in a rigid plastic cartridge measuring 3.5 inches square and about 2 millimeters thick.