Digital Arithmetic Operations and Circuits Questions

• Binary multiplication is like decimal multiplication except you deal only with 1s and 0s.
• Full adder results are typically stored in registers.
• The representation of –110 in eight-bit two's-complement notation is 11110111.
• The two's-complement method is used in computer systems that perform arithmetic.
• An ALU is a multipurpose device capable of providing several different logic operations.
• Larger number capacities may be obtained from 2-bit adders by paralleling them.
• A macrofunction is a self-contained description of a logic circuit with all of its inputs, outputs, and operational characteristics defined.
• A full adder has a carry-in.
• BCD arithmetic is performed using base 10 numbers.
• The solution to the binary problem 00110110 – 00011111 is 00011000.
• 111010002 is the 2's-complement representation of –24.
• The VHDL compiler requires libraries to be specified at the beginning of the code if components from those libraries are being used.
• The range of negative numbers when using an eight-bit two's-complement system is –1 to –128.
• If no bits are designated inside square braces, [ ], it means the variable is the null set.
• –910 represented in eight-bit two's-complement notation is ________.
• The circuit shown is a(n) ________.
• Solve this binary problem: 1001 × 1100 = ________.
• Solve this binary problem: 01011000 ÷ 00001011 = ________.
• The carry-out of a full adder is ________.
• In BCD addition, the value ________ is added to any invalid code group.