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What is the full form of DNS ? a . Data Name Space b . Domain Name Space c . Domain Name System d .
What is the full form of DNS
a
Data Name Space
b
Domain Name Space
c
Domain Name System
d
Data Name System
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Blockchain is used in IoT to prevent
a
bits
b
servers
c
network
d
privacy
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Blockchain uses IoT to
a
make transactions
b
transfer bits
c
transfer information
d
transfer money
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Which Protocol is used in DNS
a
IP
b
TCP
c
HTTP
d
TELNET
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What is the full form of IoT?
a
Internet of Technology
b
Incorporate of Things
c
Internet of Things
d
Incorporate of Technology
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What is digital Identity?
a
a photo
b
a post
c
a digital signature
d
a unique ID taken at random
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Which is not correct about Blockchain?
a
its security
b
its fast transaction time
c
immutability
d
fault tolerance
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Blockchain used in healthcare
a
for transferring patients records
b
for consultation
c
for helping doctors
d
for helping hospital staff
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Blockchain can be used in supply chain for
a
faster delivery of products
b
bitcoin
c
cryptocurrency
d
Ethereum
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Who coined the term Internet of Things
a
Kevin Aston
b
John Wright
c
Edward Jameson
d
George Garton
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When is there a consensus?
a
When, in a smart contract, the private key and the public key match
b
When the value of a bitcoin proposed by a seller is accepted by a buyer
c
When several nodes usually most nodes on the network all have the same blocks in their locallyvalidated best blockchain
d
When a smart contract executes the rules agreed by all parties
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To claim the reward, a special transaction is called
a
nonce
b
online wallets
c
hardware wallet
d
coinbase
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What is Ethereum?
a
The name of a public blockchain
b
The name of a peertopeer network
c
A commercial blockchainbased protocol featuring a smart contract manager
d
An opensource blockchainbased distributed computing platform featuring smart contract functionality
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