AWS-Certified-Big-Data-Specialty Dumps PDF Free Download

QUESTION: 46

The maximum size of a Kinesis data blob, the data payload before Base64 encoding is? (choose one)

Five megabytes
Two megabytes
One kilobyte
One megabyte

Answer(s): D

Explanation:

The maximum size of a Kinesis data blob, the data payload before Base64 encoding is one megabtye

Reference:

http://docs.aws.amazon.com/streams/latest/dev/working-with-kinesis.html

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QUESTION: 47

The Snowball client uses a(n) to define what kind of data is transferred between the client’s data center and a Snowball.

schema
JSON configuration file
interface
XML configuration file

Answer(s): A

Explanation:

The Snowball client uses schemas to define what kind of data is transferred between the client’s data center and a Snowball. The schemas are declared when a command is issued.

Reference:

http://docs.aws.amazon.com/snowball/latest/ug/using-client.html

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QUESTION: 48

An AWS Snowball appliance includes a(n) network connection to minimize data transfer times.

10GBaseT
1000BaseT
40GBaseT
Infiniband

Answer(s): A

Explanation:

An AWS Snowball appliance has a 10GBaseT network connection (both RJ45 as well as SFP+ with either a fiber or copper interface) to minimize data transfer times. This allows the Snowball appliance to transfer up to 80 terabytes of data from a data source to the appliance in about a day, plus shipping time.

Reference:

https://aws.amazon.com/snowball/details/

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QUESTION: 49

The job management API for AWS Snowball is a network protocol based on HTTP that uses a(n) model.

RPC
MPI
publish/subscribe
RMI

Answer(s): A

Explanation:

The job management API for AWS Snowball is a network protocol based on HTTP. It uses JSON (RFC 4627) documents for HTTP request/response bodies and is an RPC model, in which there is a fixed set of operations, and the syntax for each operation is known to clients without any prior interaction.

Reference:

http://docs.aws.amazon.com/snowball/latest/api-reference/api-reference.html

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QUESTION: 50

Which statements are true about re-sharding in Amazon Kinesis?

The shard or pair of shards that result from the re-sharding operation are referred to as child shards.
When you re-shard, data records that were flowing to the parent shards are rerouted to flow to the child shards based on the hash key values that the data record partition keys map to.
The shard or pair of shards that the re-sharding operation acts on are referred to as parent shards.
After you call a re-sharding operation, you do not need to wait for the stream to become active again.

Answer(s): A,B,C

Explanation:

Kinesis Streams supports re-sharding which enables you to adjust the number of shards in your stream in order to adapt to changes in the rate of data flow through the stream.
The shard or pair of shards that the re-sharding operation acts on are referred to as parent shards. The shard or pair of shards that result from the re-sharding operation are referred to as child shards. After you call a re-sharding operation, you need to wait for the stream to become active again.
When you re-shard, data records that were flowing to the parent shards are rerouted to flow to the child shards based on the hash key values that the data record partition keys map to.

Reference:

http://docs.aws.amazon.com/streams/latest/dev/working-with-kinesis.html

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Amazon AWS-CERTIFIED-BIG-DATA-SPECIALTY AWS-Certified-Big-Data-Specialty Exam Questions in PDF

Free Amazon AWS-Certified-Big-Data-Specialty Dumps Questions (page: 10)

QUESTION: 46

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QUESTION: 47

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QUESTION: 48

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QUESTION: 49

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QUESTION: 50

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