Session one

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Session one - quiz

مهلت تحویل تکالیف: ۲۹ تیر ۱۴۰۲ - تا قبل از پخش جلسه بعدی

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The "length" of a blockchain is known as its.....

طول یک بلاکچین به عنوان ..... شناخته می شود

1 point

Chain ID

Height

nounce

network difficulty

Block size

Other:

Clear selection

What is the current Transactions per second (TPS) for Proof-of-Work Blockchain like Bitcoin?

تعداد تراکنش در هر ثانیه برای بلاکچین اثبات کار مانند بیتکوین کدام است؟

1 point

7-15 per second

24K per second

175K per second

225K per second

Clear selection

The data in a blockchain gets stored in....

داده‌ها در یک بلاکچین در .... ذخیره می‌شوند

1 point

Boxes

Blocks

central server

hash function

Clear selection

The information on a blockchain is known as "immutable" Immutability means:

اطلاعات موجود در بلاکچین به عنوان "غیرقابل تغییر" شناخته می‌شوند. معنی غیرقابل تغییر بودن چیست؟

1 point

The information is invicible

The information is tamper-resistant

The information is invisible

The information is mutant

Clear selection

What makes the blockcian special?

چه چیزی بلاکچین را خاص می‌کند؟

1 point

The blockchain converted paper money into electronic money.

The blockchain killed the need for centralized ownership and control of digital data.

The blockchain made teleportation possible.

Clear selection

What can you find in the block of a blockchain?

چه چیزی می‌توانید در یک بلوک از بلاکچین پیدا کنید؟

1 point

Timestamp

Transaction data

Hash point

All of the above

Clear selection

What is the name of the first block in a blockchain?

نام اولین بلوک در یک بلاکچین چیست؟

1 point

Genesis block

Origin block

Block one

None of the above

Clear selection

What is the incentive for miners to validate transactions?

انگیزه ماینرها برای تأیید تراکنش‌ها چیست؟

1 point

Appreciation of the community

Nonce

Additional memory

Block rewards

Clear selection

What is the security incident when attackers gain control over the blockchain network resources?

وقوع چه اتفاق امنیتی رخ می‌دهد زمانی که حمله‌کنندگان کنترل منابع شبکه بلاکچین را به دست می‌آورند؟

1 point

Reentrancy attack

51% attack

Brute force attack

Invasion attack

Clear selection

Which of the following statement is true about blockchain?

کدامیک از ادعاهای زیر درباره بلاکچین درست است؟

1 point

A blockchain is a decentralized, distributed, and oftentimes public, digital ledger consisting of records called blocks.

A blockchain database is managed autonomously using a peer-to-peer network and a distributed timestamping server.

A blockchain has been described as a value-exchange protocol.

All of the above statements are true

Clear selection

What characteristic makes blockchain tamper-proof?

کدام ویژگی باعث می‌شود بلاکچین مقاوم در برابر دستکاری شود؟

1 point

VPN

Immutability

Servers

Cryptocurrency

Clear selection

What does P2P stand for...

P2P به چه معناست؟

1 point

Peer to Peer

Product to Product

Password to Password

Private Key to Public Key

Clear selection

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