1 Number System • Number System Basics Express in decimal the value of the binary sum 100001 + 110111. Express in decimal the value of the binary sum 100001 + 110111. सेव करें Save सेव्ड Saved A. 78 78 B. 87 87 C. 88 88 D. 80 80 उत्तर और व्याख्या देखें Show answer and explanation सही उत्तर: C Correct Answer: C Binary 100001 equals 33 and binary 110111 equals 55. Their sum is 88. Binary 100001 equals 33 and binary 110111 equals 55. Their sum is 88.
2 Number System • Number System Basics The binary equivalent of 57 is: The binary equivalent of 57 is: सेव करें Save सेव्ड Saved A. 101111 101111 B. 111001 111001 C. 111000 111000 D. 101010 101010 उत्तर और व्याख्या देखें Show answer and explanation सही उत्तर: B Correct Answer: B 57 = 32 + 16 + 8 + 1, so its binary representation is 111001. 57 = 32 + 16 + 8 + 1, so its binary representation is 111001.
3 Number System • Number System Basics The binary number 10101 is equivalent to the decimal number: The binary number 10101 is equivalent to the decimal number: सेव करें Save सेव्ड Saved A. 12 12 B. 27 27 C. 19 19 D. 21 21 उत्तर और व्याख्या देखें Show answer and explanation सही उत्तर: D Correct Answer: D Binary 10101 equals 1x16+0x8+1x4+0x2+1x1=21. Binary 10101 equals 1x16+0x8+1x4+0x2+1x1=21.