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Which of the following addition problems cannot be solved accurately when using a floating point system in which each value is encoded by a byte whose most significant bit is the sign bit, the next three bits represent the exponent field in excess notation, and the last four bits represent the mantissa? A. 21/2+1 3/8 B. 31/2+41/2 C. 7+3/4 A only A and B

Which of the following addition problems cannot be solved accurately when using a floating point system in which each value is encoded by a byte whose most significant bit is the sign bit, the next three bits represent the exponent field in excess notation, and the last four bits represent the mantissa? A. 21/2+1 3/8 B. 31/2+41/2 C. 7+3/4 A only A and B

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Which of the following addition problems cannot be solved accurately when using a floating-point system in which each value is encoded by a byte whose most significant bit is the sign bit, the next three bits represent the exponent field in excess notation, and the last four bits represent the mantissa? A. 2 1/2+1 3/8 B. 3 1/2+4 1/2 C. 7+3/4 A only A and B B only A, B, and C
Transcribed Image Text:Which of the following addition problems cannot be solved accurately when using a floating-point system in which each value is encoded by a byte whose most significant bit is the sign bit, the next three bits represent the exponent field in excess notation, and the last four bits represent the mantissa? A. 2 1/2+1 3/8 B. 3 1/2+4 1/2 C. 7+3/4 A only A and B B only A, B, and C
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