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Questions by AdilsonLima
+1
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1
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You need to design security for DynamoDB to allow users read-only access to certain items and attributes in a table. What do you do?
asked
Aug 14, 2022
in
NoSQL
nosql
+1
vote
1
answer
You want to test HBase on your laptop using the fewest number of steps. What do you do?
asked
Aug 14, 2022
in
NoSQL
nosql
+2
votes
1
answer
You need to create a scalable database that allows you to share documents across authorized mobile clients in real time. What Google NoSQL database should you use?
asked
Aug 14, 2022
in
NoSQL
nosql
+1
vote
1
answer
Your startup is building a prototype that has an evolving schema. Your data will be eventually consistent. Your application is hosted in AWS. Which databse do you choose?
asked
Aug 14, 2022
in
NoSQL
nosql
+1
vote
1
answer
Which of these data types should you avoid in designing a Google Bigtable row key?
asked
Aug 14, 2022
in
NoSQL
nosql
+1
vote
1
answer
You need to design the primary key for DynamoDB based on three attributes. What do you do?
asked
Aug 14, 2022
in
NoSQL
nosql
+2
votes
1
answer
Which two characteristics define Amazon Quantum Ledger Database?
asked
Aug 14, 2022
in
NoSQL
nosql
0
votes
1
answer
You are doing data modelling for Google BigTable. Which statement expresses if and when you should split entities across multiple rows?
asked
Aug 14, 2022
in
NoSQL
nosql
0
votes
1
answer
You need to implement the simplest possible scalable, in-memory cache for your AWS application. Which service do you select?
asked
Aug 14, 2022
in
NoSQL
nosql
0
votes
1
answer
Polyglot storage means using multiple types of what in the same application?
asked
Aug 14, 2022
in
NoSQL
nosql
0
votes
1
answer
You need to change the shard key of an existing MongoDB collection. What do you do?
asked
Aug 14, 2022
in
NoSQL
nosql
0
votes
1
answer
What does redis use to sort the elements of a sorted set?
asked
Aug 14, 2022
in
NoSQL
nosql
0
votes
1
answer
What is recommended size for Redis keys?
asked
Aug 14, 2022
in
NoSQL
nosql
0
votes
1
answer
You need to create a document database that supports database triggers. Which NoSQL database should you use?
asked
Aug 14, 2022
in
NoSQL
nosql
0
votes
1
answer
You want to test HBASE on your laptop using the fewest number of steps. What do you do?
asked
Aug 14, 2022
in
NoSQL
nosql
0
votes
1
answer
To index a field that holds an array value in MongoDB, which index type do you create?
asked
Aug 14, 2022
in
NoSQL
nosql
0
votes
1
answer
You want to connect a DynamoDB stream to AWS Lambda function?
asked
Aug 14, 2022
in
NoSQL
nosql
0
votes
1
answer
Which types of indexes are available in Cosmos DB?
asked
Aug 14, 2022
in
NoSQL
nosql
0
votes
1
answer
What term is used to specify a precondition?
asked
Aug 13, 2022
in
Scala - The Diatonic Syallable
scala
0
votes
1
answer
What is the value of z after executing this code? val y = List('a','b') val z = y::List('c')
asked
Aug 13, 2022
in
Scala - The Diatonic Syallable
scala
0
votes
0
answers
What is one way to implement pattern matching on methods?
asked
Aug 13, 2022
in
Scala Constructs
scala
0
votes
1
answer
For the for-yield construct, is the scope separate between for-body and yield-body?
asked
Aug 13, 2022
in
Scala Constructs
scala
0
votes
1
answer
Which is a subclass of all classes?
asked
Aug 13, 2022
in
Scala - The Diatonic Syallable
scala
0
votes
1
answer
What type of object does this code create? val x = (1234, "Active")
asked
Aug 13, 2022
in
Scala - The Diatonic Syallable
scala
0
votes
1
answer
When you convert a map to a list using the toList method of the map, the result will be of which type?
asked
Aug 13, 2022
in
Scala - The Diatonic Syallable
scala
0
votes
1
answer
What type of number is 1234.e5?
asked
Aug 13, 2022
in
Scala - The Diatonic Syallable
scala
0
votes
1
answer
After defining a function in the interpreter, Scala returns the following. What does the () indicate? myfnc: ()Unit
asked
Aug 13, 2022
in
Scala - The Diatonic Syallable
scala
0
votes
1
answer
What data type would you use to store an immutable collection of objects that contain a fixed number of varying types?
asked
Aug 13, 2022
in
Scala - The Diatonic Syallable
scala
0
votes
1
answer
What do you use in ScalaTest to see a detailed diagram of error messages when a test fails?
asked
Aug 13, 2022
in
Scala - The Diatonic Syallable
scala
0
votes
1
answer
What is one way to avoid low-level parallelization details?
asked
Aug 13, 2022
in
Scala - The Diatonic Syallable
scala
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