EDUCATION (CBSE/UGC NET)

Detailed explanation-1: -Ans : C Explanation: A keyboard with 101 keys is called a QWERTY keyboard .

Detailed explanation-2: -A 101-key keyboard (U.S. layout) from IBM that superseded the PC/XT and AT keyboards. Introduced in 1985 as the Model M and standard on IBM’s PS/2 computer, the Enhanced keyboard was used for more than a decade and continues to be used in its Windows keyboard variant.

Detailed explanation-3: -A typical 60% ANSI-derived (American National Standards Institute) layout keyboard has 61 keys on 5 rows. The top row and the second row both have 14 keys, the third row has 13 keys, the fourth row has 12 keys, and the bottom row has 8 keys.

Detailed explanation-4: -A 104-key keyboard (U.S. layout) that is the de facto standard keyboard included with new desktop PCs. Introduced in 1995, the Windows keyboard superseded the 101-key Enhanced keyboard and added three keys specialized for Windows.