DynamoDB/DynamoDB MCQ Questions Sample Test,Sample questions

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Question: 
 Expression strings have a _____ limit.

1.1KB

2.2KB

3.4KB

4.8KB

Question: 
 How many attributes does DynamoDB allows?

1.5

2.10

3.15

4.20

Question: 
 How many types of primary keys does DynamoDB supports?

1.2

2.3

3.4

4.5

Question: 
 How many types of secondary indexes does DynamoDB supports?

1.2

2.3

3.4

4.5

Question: 
 Maximum length of String data type is?

1. 200KB

2.400KB

3.600KB

4.800KB

Question: 
 Names must conform to a minimum of 3 characters in length, and a maximum of ?

1.31

2.63

3.12

4.255

Question: 
A read capacity unit is a single consistent read per second for items no larger than ?

1.1KB

2.2KB

3. 4KB

4. 8KB

Question: 
Amazon DynamoDB Initial release date?

1.2011

2.2012

3.2013

4.2014

Question: 
Amazon DynamoDB is a fully managed proprietary?

1.Centralised database

2.Commercial database

3. NoSQL database

4. Relational database

Question: 
Does DynamoDB support in-place atomic updates?

1.TRUE

2.FALSE

3. Can be true or false

4.Can not say

Question: 
DynamoDB does not supports Null values.

1.TRUE

2.FALSE

3. Can be true or false

4.Can not say

Question: 
DynamoDB offers ________ low-level actions for data reading.

1.1

2.2

3.3

4.4

Question: 
DynamoDB uses eventually consistent and strongly consistent reads to support dynamic application needs.

1.TRUE

2.FALSE

3.Can be true or false

4.Can not say

Question: 
DynamoDB uses partitions for data storage.

1. TRUE

2.FALSE

3.Can be true or false

4. Can not say

Question: 
In Action Data Types, which represents key table and index schema?

1.Capacity

2.AttributeDefinition

3.PutRequest

4. TableDescription

Question: 
In Action Data Types, which represents PutItem requests?

1.PutRequest

2.TableDescription

3.LocalSecondaryIndex

4.ProvisionedThroughput

Question: 
Which index that has the same partition key as the base table, but a different sort key?

1.Global secondary index

2.Local secondary index

3.Both a and b

4.None of these

Question: 
Which key also known as the Composite Primary Key?

1.Partition Key

2.Sort Key

3.Both A and B

4.None of these

Question: 
Which of the following are benefits of using Amazon DynamoDB?

1. It is scalable

2. It provides the users high throughput at very low latency. C.

3. It is durable and highly available

4. All of the above

Question: 
Which types represent a single value, and include number, string, binary, Boolean, and null?

1.Scalar

2.Document

3.Set

4.None of the above

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