Cambridge AS Level Computer Science – Theory Examination Questions and Answers
176 Convert Denary 374 to Hexadecimal. 2DF Convert Denary 735 to Hexadecimal. Convert Hexadecimal DB7 to Binary. 64001 Convert Hexadecimal FA01 to Decimal. The binary number obtained by subtracting each digit in a binary number from 1. Define one's compliment. The one's compliment of a binary number plus 1. (for negatives only) Define two's compliment. 1111 Show Decimal -7 as a 4 bit sign and magnitude binary. 0110 Show Decimal 6 as a 4 bit sign and magnitude binary. 0101 Convert Decimal 5 to 4 bit One's Compliment Binary 1001 Convert Decimal -6 to 4 bit One's Compliment Binary 0111 Convert Decimal 7 to 4 bit Two's Compliment 1001 Convert Decimal -7 to 4 bit Two's Compliment -8 In 4 Bit two's compliment what is the value of the most significant bit? -8 What is the Two's Compliment of the Binary 1000?
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