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User MBarbieri
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Questions by MBarbieri
0
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1
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Which of the following provides in-built events?
asked
Jan 31, 2020
in
Other
0
votes
1
answer
Collective outlier significantly deviates from the entire dataset
asked
Jan 31, 2020
in
Other
#cassandra-dataset
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1
answer
Which of the following is a Leader election-based consensus mechanism?
asked
Jan 31, 2020
in
Other
#cassandra-consensus-mechanism
0
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1
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In private blockchains, you can create your own tokens for transactions.
asked
Jan 31, 2020
in
Other
#private-blockchain-transactions
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1
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Which style of programming is well suited for Smart Contract programming?
asked
Jan 31, 2020
in
Other
#smart-contract-programming
0
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1
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In ______ mechanism, the miner is selected based on reputation built over time.
asked
Jan 31, 2020
in
Other
#miner
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1
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Permissioned blockchains usually use PBFT algorithms. (1)True (2)False
asked
Jan 31, 2020
in
Other
0
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1
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The Proof of Elapsed Time (PoET) concept was developed by ______ in early 2016.
asked
Jan 31, 2020
in
Cassandra
0
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1
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Decentralized platforms do not require information to pass through a single point
asked
Jan 31, 2020
in
Cassandra
#cassandra-decentralization
0
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1
answer
Which consensus algorithm requires the users to have a stake in the blockchain?
asked
Jan 31, 2020
in
BlockChain
#blockchain
0
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1
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Which release of Ethereum will have Proof of Stake Consensus algorithm.
asked
Jan 31, 2020
in
BlockChain
#stake-consensus
0
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1
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_____ relies on exchange of messages among nodes that follow a distributed protocol to come to an agreement.
asked
Jan 31, 2020
in
BlockChain
#blockchain-block
0
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1
answer
What is key that dictates how the rows are ordered on reads?
asked
Jan 31, 2020
in
BlockChain
#blockchain-key
0
votes
1
answer
Which among the following is undesirable in a relational data model, but not in Cassandra?
asked
Jan 31, 2020
in
Cassandra
#cassandra-normalization
0
votes
1
answer
What is sstableloader
asked
Jan 31, 2020
in
Other
0
votes
1
answer
In Cassandra, data is first written to __________.
asked
Jan 31, 2020
in
Cassandra
#cassandra-data
0
votes
1
answer
The process of turning a Memtable into a SSTable is called__________.
asked
Jan 31, 2020
in
Cassandra
#cassandra-sstable
0
votes
1
answer
There are __________ types of read requests that a coordinator can send to a replica.
asked
Jan 31, 2020
in
Cassandra
#cassandra-replica
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1
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User accounts may be altered and dropped using the __________ Query Language.
asked
Jan 31, 2020
in
Cassandra
#cassandra-query
0
votes
1
answer
Each flush of the memtable results in the creation of __________.
asked
Jan 31, 2020
in
Cassandra
#cassandra-memtable
0
votes
1
answer
What is the critical bottleneck faced during creation of data model?
asked
Jan 31, 2020
in
Cassandra
#cassandra-bottleneck
0
votes
1
answer
____________ is used to connect Spark and Cassandra
asked
Jan 31, 2020
in
Cassandra
#cassandra-spark
0
votes
1
answer
Which among the following is possible in cassandra-Spark combination and not delivered as a feature of cassandra alone
asked
Jan 31, 2020
in
Cassandra
#cassandra-spark-combination
0
votes
1
answer
Select the best advantage of Analytics with cassandra?
asked
Jan 31, 2020
in
Other
#cassandra-analytics
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votes
1
answer
What is the use of Source Command in Cassandra?
asked
Jan 31, 2020
in
Cassandra
#cassandra-command
0
votes
1
answer
If the database contains some tables, then using which keyword can it be forced to drop the tables?
asked
Jan 31, 2020
in
Cassandra
#cassandra-database
0
votes
1
answer
When the schema of the table does not match with the data types of the file that is to be loaded, what does Hive do?
asked
Jan 31, 2020
in
Cassandra
#cassandra-hive
0
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1
answer
If the partition of an index table is dropped, then ____________.
asked
Jan 31, 2020
in
Cassandra
#cassandra-partition
0
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1
answer
Which of the following is more convenient to get the table details?
asked
Jan 31, 2020
in
Cassandra
0
votes
1
answer
Which of the clause is used to limit the number of rows? T
asked
Jan 31, 2020
in
Cassandra
#cassandra-coloumn
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