Computer Hardware and Software Questions

• It takes two memory locations (16 bits each) to store an address in the 8085 system.
• To keep the number of IC pins to a minimum, the 8085 uses a multiplexed bus.
• The control bus and memories share a bidirectional bus in a typical microprocessor system.
• The register in the 8085 microprocessor that is used to keep track of the memory address of the next opcode to be run in the program is the ________.
• A register in the microprocessor that keeps track of the answer or results of any arithmetic or logic operation is the _________.
• Since microprocessor CPUs do not understand mnemonics as they are, they have to be converted into __________.
• The first part of a machine language instruction that specifies the operation to be performed is called a(n) __________.
• The __________ program is used to convert mnemonic code to machine code.
• The circuits in the 8085 that provide the arithmetic and logic functions are called the __________.
• A(n) ________________ is the time it takes a microprocessor to fetch and execute a complete instruction.
• All computer programs for a machine are called ________.
• A program that contains nothing but strings of zeros and ones is called a(n) ________.
• The ________ is the "brains" of every microcomputer.