Homework on EVM

Ethereum 101
#21

  1. The Ethereum Virtual Machine is hosted on every Ethereum node and reads smart contracts and passes instructions to the CPUs of the computers hosting the nodes.

  2. This means the the EVM creates a buffer between the smart contracts and the CPUs of nodes on the Ethereum network to prevent malicious code being executed on their computors.

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#22
  1. The Ethereum Virtual Machine is the Virtual Machine inside which the Ethereum code is ran inside each node.
  2. It means that the code canā€™t gain control of the hardware it is being executed on, and that it canā€™t perform operations outside its limited privileges
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#23
  1. The EVM is the Ethereum virtual machine witch interprets and executes smart contracts.
    2 Smart contracts run one the nodes, they are isolated from the network.
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#24

  1. Ethereum Virtual Machine. A piece of code that reads and executes smart contracts that all computers in the network are running.

  2. The smart contract is encapsulated in the EVM to keep it isolated from the CPU. The EVM ensures that malacious attacks are not possible to take over the CPU - leading to the vulnerability of the entire network.

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#25
  1. EVM - Ethereum virtual machine it can execute the smart contracts.
  2. It means every node get the information when the smart contrats gets executed
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#26

1. What is the EVM?

EVM is the Ethereum Virtual Machine.

2. What does it mean when we say that the EVM runs in a sandbox environment?

It does not manifest itself in hardware, but is rather exists as a layer between the hardware within the network and the actual code itself.

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#27
  1. What is the EVM?
    -> Ethereum Virtual Machine
  2. What does it mean when we say that the EVM runs in a sandbox environment?
    -> It means that the EVM is isolated and have no direct access to cpu or hardware for exsampel
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#28

  1. The EVM is the Ethereum Virtual Machine, which is a middleman between Ethereum smart contracts and the computer hardware for security purposes.

  2. The sandbox environment entails an environment that is isolated and thus can produce catastrophic results without any consequences outside of the sandbox.

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#29
  1. The Ethereum virtual machine will check smart contract on malicious code before passing it on to the CPU of the node running the EVM
    2.This means that every smart contract running inside the EVM has no access to the network, file system, or other processes running on the computer hosting the VM.
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#30

  1. What is the EVM?
    The Ethereum Virtual Machine is piece of code that reads the instructions of a smart contract (in EVM byte code). All the CPUs on the Ethereum network are running the EVM.

  2. What does it mean when we say that the EVM runs in a sandbox environment?
    The EVM runs in an isolated environment. The EVM tells the CPU to read the instructions on a smart contract and reach some kind of solution. All the EVM on different nodes have to do it. If everyone reaches the same ā€œresultā€ then consensus is reached about what happened to a specific smart contract. Executing only on the CPU might be dangerous, so this is for security reasons.

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#31

1-What is the EVM?

It is the virtual machine or interface that runs on all Ethereum nodes responsible for reading and interpreting the code of smart contracts so that the CPU knows what action to take.

2-What does it mean when we say that the EVM runs in a sandbox environment?

This is because it interprets and analyzes the code beforehand to avoid any malicious code that may hack the ethereum blockchain.

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#32

EVM is the Etheruem Virtual machine its, Isolates individiual contract code and distribute computers all nodes agree to run and execute smart contracts.

It has no direct link to a centralised CPU its decentralized.

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#33

Homework on EVM - Questions

  1. What is the EVM?
    Ethereum Virtual Machine checks and executes the smart contracts on eth blockchain.
  2. What does it mean when we say that the EVM runs in a sandbox environment?
    -Its isolated from centralised cpu.
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#34
  1. a virtual environment to execute byte code from the smart contracts. EVM runs on each node in the Ethereum network
  2. evm encapsulate the execution of the coding. smart contracts canā€™t interact with the loca CPU of the executing PC
#35

  1. The Ethereum Virtual Machine (EVM) enables the smart contracts deployed on the blockchain to be executed on each of the nodes in the Ethereum network. This then enables consensus to be reached on the operation, results and current state of these smart contracts. Each node has its own version of the EVM, which reads and executes the smart contractsā€™ byte code, performs all of the necessary calculations, and instructs the nodeā€™s CPU and other hardware which actions to perform.

  2. The EVM provides a secure environment in which to execute the smart contracts on the individual nodes in the network. Without each nodeā€™s CPU having to execute the smart contracts directly, individual computers are protected from the potentially damaging effects caused by any malicious code within the smart contracts. In this way, the network as a whole is also protected, because if any such attacks were to occur, they could quickly propagate and end up compromising the whole network.

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#36
  1. EVM is the Ethereum Virtual Machine. It runs on the various nodes of the network, and executes smart contracts which have been compiled into EVM bytecode.
  2. EVM is sandboxed, meaning that its program state is isolated from the bare metal computer on which it is running; neither the bare metal environment nor the EVM environment have access to eachothers program space.
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#37
  • What is the EVM?
    The EVM is short for Ethereum Virtual Machine, Itā€™s basically and environment where the code in the smart contracts runs.
  • What does it mean when we say that the EVM runs in a sandbox environment?
    EVM runs in a sandbox environment because the code doesnā€™t run on the EVM it just create a barrier that validates the code before it start running on the CPU
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#38
  1. EVM is the Ethereum Viritual Machine. ItĀ“s a softwere that can read and exicute smart contracts.
  2. EVM is a middleman between the local computer CPU and the smart contract, protecting it from malicious code.
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#39

  1. EVM stands for Ethereum Virtual Machine, which is a sort of cloud processing that can execute code in a manner that is partitioned from other functions.

  2. When we say EVM runs in a sandbox environment we are saying that it is isolated or partitioned from other functionality in such a way as to not disrupt other processes and functions.

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#40
  1. The Ethereum Virtual Machine which runs the byte code instructions.
  2. It runs in an isolated environment to prevent malicious instructions for the CPU.
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