Exam

Question 1

What are the two main functions of a Tezos node?

Creating and endorsing new blocks.

Running the gossip network and updating the context.

Question 2

What is true about a node identity?

It is a *tz1* address.

It comprises a pair of cryptographic keys that nodes use to encrypt messages sent to each other.

It is like a network identity.

It is a *KT1* address.

Question 3

What's true about snapshot for node configuration?

Snapshot is a compressed copy of the chain at a certain block.

It allows the node to synchronize to the Tezos blockchain from the P2P network.

The mechanism of Snapshots can help in reducing the synchronization time.

Snapshots of owned rolls are done every 256 blocks and define who can bake.

`tezos-node snapshot import >snapshot<` is a correct command for importing a snapshot.

Question 4

What is the default network?

Florencenet

Mainnet

Sandbox

Granadanet

Question 5

What is the right command to launch your tezos node?

`tezos-node start`

`tezos-client run`

`tezos-node run`

`tezos-node bootstrapped`

`tezos-client bootstrapped` `tezos-client start`