Opcodes - Study guides, Revision notes & Summaries

CYBR 3123 Quiz 4 Questions with Correct Answers General-purpose architectures are divided into the following three groups: - Answer- memory-memory, register-memory, and load-store. is the process whereby devices connected to a bus autonomously determine which of the devices shall have control over the bus: - Answer-distributed arbitration using self-selection The register that holds the address of the data to be transferred is called the - Answer-memory address register If the...

**Microprocessor Architecture of 8085 (100 words):** The 8085 microprocessor, developed by Intel, is a 8-bit microprocessor with a 16-bit address bus. It consists of five key units: 1. **ALU (Arithmetic Logic Unit)**: Performs arithmetic and logical operations. 2. **Registers**: Includes **Accumulator**, **B, C, D, E, H, L** registers and **flag register**. 3. **Control Unit**: Generates control signals to coordinate microprocessor operations. 4. **Timing and Control Circuit**: Manages...

CEA201 – Full Exam Bank_ Questions & Answers Fall 2022-2023. There is a tremendous variety of products, from single-chip microcomputers costing a few dollars to supercomputers costing tens of millions of dollars that can rightly claim the name "computer". A. True B. False The variety of computer products is exhibited only in cost. A. True B. False Computer organization refers to attributes of a system visible to the programmer. A. True B. False Changes in computer technol...

This document offers detailed revision notes for Topic 3 of the OCR A-Level Computer Science syllabus, focusing on Assembly Language. It explains the fundamentals of the Little Man Computer (LMC) model, a simplified representation of a computer that operates using assembly and machine code. Key concepts include how mnemonics like LDA, STA, and INP function within a program, the role of opcodes and operands in instruction execution, and the distinction between high-level and low-level languages....

The MIPS language supports 23 specific opcodes. - Answer- false it is 50 specific opcodes but 23 general opcodes Comments in MIPS are exactly like C comments. - Answer- naur Which character(s) indicate(s) the beginning of a comment in MIPS? - Answer- # its a # What character indicates a register in MIPS? - Answer- $ How many registers does MIPS support? - Answer- 32 How many argument registers are available in MIPS? - Answer- 4 How many saved registers are available in MIPS? - ...

Computer Architecture Multi-choice Terms in this set (101) A collection of eight bits is called a ............ A. byte B. word C. record D. field A. byte Interrupts which are initiated by an instruction are (1) A. internal B. hardware C. external D. software D. software A semiconductor memory constructed using bipolar transistors or a MOS transistor stores information in the form of a (1) A. flip-flop voltage levels B. bits C. bytes D. opcodes values A. flip-flop ...

A MIPS data reference sheet that includes information about instructions, registers, their formats, memory allocation, exception codes, size prefixes