Which of the following bit patterns (represented in hexadecimal notation)represents a negative number in two's complement notation?
A) 3F
B) 55
C) A6
D) 7E

Question

Quizplus · Accepted Answer

In two's complement notation, the most significant bit represents the sign of the number. In binary form, a negative number has a 1 as the most significant bit. Among the given options, only the bit pattern A6 has the most significant bit as 1, which represents a negative number in two's complement notation.

Which of the Following Bit Patterns (Represented in Hexadecimal Notation)represents