Madanswer Technologies Interview Questions Data|Agile|DevOPs|Python - Recent questions in DP 203 Azure

Which of the following five kinds of log types can Phil select for storing Databricks Diagnostic logs?

Sun, 11 Jun 2023 14:17:59 +0000

Which of the following five kinds of log types can Phil select for storing Databricks Diagnostic logs?

A. Secrets

B. RDP

C. Network

D. DBFS

E. Keys

F. SQL permissions

G. Accounts

H. Spark

I. Ssh

J. Ambari

Nicole is working on migrating on-premises SQL Server databases to Azure SQL data warehouse

Sun, 11 Jun 2023 14:17:34 +0000

Nicole is working on migrating on-premises SQL Server databases to Azure SQL data warehouse (Synapse dedicated SQL pools) tables. The tables of the dedicated SQL pools of Synapse Analytics require partition. She’s designing SQL table partitions for this data migration to the Azure Synapse. The partition of the tables already contains the data, and she’s looking for the most efficient method to split the partitions in the dedicated SQL pool tables.

What T-SQL statement can she use for splitting partitions that contain data?

A. CTAS

B. CETAS

C. OPENROWSET

D. Clustered Columnstore Indexes

The Complex event processing streaming solution which Jeffrey is working on the IoT platform

Sun, 11 Jun 2023 14:17:01 +0000

The Complex event processing streaming solution which Jeffrey is working on the IoT platform, is a hybrid cloud platform where few data sources are transformed into on-premises Big Data platform. The on-premises data center and Azure services are connected via a virtual network gateway.

What kind of resources can he choose for this on-premises Big data platform connected to Azure via virtual network gateway, complex data processing and execution UDF jobs on java?

A. Spark Structured Streaming / Apache Storm

B. Apache Ignite

C. Apache Airflow

D. Apache Kafka

E. None of the above

Bryan is executing an init script which is required to run a bootstrap script during the Databricks Spark driver or worker node startup.

Sun, 11 Jun 2023 14:16:28 +0000

Bryan is executing an init script which is required to run a bootstrap script during the Databricks Spark driver or worker node startup.

Which kind of init script can he choose?

A. Global

B. Job

C. Cluster-scoped

D. None of the above

Which one of the following T-SQL commands is useful to check the disk space usage, data skew used for tables in the SQL data warehouse database?

Sun, 11 Jun 2023 14:16:01 +0000

Which one of the following T-SQL commands is useful to check the disk space usage, data skew used for tables in the SQL data warehouse database?

A. DBCC PDW_SHOWSPACEUSED

B. DBCC PDW_SHOWPARTITIONSTATS

C. DBCC PDW_SHOWEXECUTIONPLAN

D. None of the above

You have an Azure Data Factory with Self Hosted Runtime Integration Runtime (SHIR) set up on Azure VM.

Sun, 11 Jun 2023 14:15:23 +0000

You have an Azure Data Factory with Self Hosted Runtime Integration Runtime (SHIR) set up on Azure VM. During a regional failure/disaster, what is your best option for Data redundancy?

A. Utilize Microsoft managed Regional Failover by Azure Data factory

B. Use Azure Site Recovery for VM failover

C. Data is by default replicated to the paired region for Azure VM and does automatic failover

D. Utilize automatic Regional Failover for Azure VM

A famous IOT devices company collects the metadata about its sensors in the field in reference data.

Sun, 11 Jun 2023 14:14:36 +0000

A famous IOT devices company collects the metadata about its sensors in the field in reference data. Which of the following services can be used as input for this type of data?

A. Azure SQL

B. Blob Storage

C. Azure Event Hub

D. Azure IOT hub

A famous fintech startup is setting up its data solution using Azure Synapse analytics

Sun, 11 Jun 2023 14:13:58 +0000

A famous fintech startup is setting up its data solution using Azure Synapse analytics. As part of compliance, the company has decided that only the finance managers should be able to see the Bank Account Number and not anyone else. Which of the following is best suited in this scenario?

A. Firewall rules to block IP

B. Row-level security

C. Column-level security

D. Azure RBAC role

You have a traditional data warehouse storage with a snowflake schema with row-oriented storage that takes considerable time

Sun, 11 Jun 2023 14:13:27 +0000

You have a traditional data warehouse storage with a snowflake schema with row-oriented storage that takes considerable time and low performance during queries. You plan to use clustered columnstore indexing. Will it improve query performance?

A. Yes

B. No

You have a Serverless SQL pool development assigned by your company.

Sun, 11 Jun 2023 14:12:50 +0000

You have a Serverless SQL pool development assigned by your company. This should follow the best practices and optimized solutions. Which of the following solutions will help you increase the performance?

A. Use the same region for Azure Storage account and serverless SQL pool

B. Convert CSV to Parquet

C. Use CETAS

D. Use azure storage throttling

A famous online payment gateway provider is creating a new product where the users can pay their credit card bills and earn reward coins.

Sun, 11 Jun 2023 14:11:54 +0000

A famous online payment gateway provider is creating a new product where the users can pay their credit card bills and earn reward coins. As part of compliance, they need to ensure that all the data, including credit card details and PIIs, are securely kept. This product is backed by a dedicated SQL pool in azure Synapse analytics. The major concern is that the database team that performs maintenance should not be able to view the customer’s info. Which of the following can be the best solution?

A. Implement Transparent data encryption

B. Use Azure Defender for SQL

C. Use Dynamic data masking (DDM)

D. Assign only SQL security manager role to maintenance team members

You have been assigned the task to manage the storage of consumers profiles and Sales data

Sun, 11 Jun 2023 14:11:20 +0000

You have been assigned the task to manage the storage of consumers profiles and Sales data. A general request is to create a list of “the top 100 consumers including name, account number and sales around for a specific time period” or “who are the consumers within a particular geographic region?”

Is Azure Blob storage a recommended choice for this data?

A. Yes

B. No

On each file upload, Batch writes 2 log files to the compute node.

Sun, 11 Jun 2023 14:10:45 +0000

On each file upload, Batch writes 2 log files to the compute node. These log files can be examined to know more about a specific failure. These two files are:

A. fileuploadin.txt and fileuploaderr.txt

B. fileuploadout.txt and fileuploadin.txt

C. fileuploadout.txt and fileuploaderr.txt

D. fileuploadout.JSON and fileuploaderr.JSON

E. fileupload.txt and fileuploadout.txt

When you implement the Clean Missing Data module to a set of data

Sun, 11 Jun 2023 14:10:12 +0000

When you implement the Clean Missing Data module to a set of data, the Minimum missing value ratio and Maximum missing value ratio are two important factors in replacing the missing values. If the Maximum missing value is set to 1, what does it mean?

A. missing values are cleaned only when 100% of the values in the column are missing

B. missing values are cleaned even if there is only one missing value

C. missing values are cleaned only when there is only one missing value

D. missing values won’t be cleaned

E. missing values are cleaned even if 100% of the values in the column are missing

There are a number of different options for data serving storage in Azure

Sun, 11 Jun 2023 14:09:25 +0000

There are a number of different options for data serving storage in Azure. These options vary based on the capability they offer. Which of the below-given options don’t offer Row-Level security?

A. SQL Database

B. Azure Data Explorer

C. HBase/Phoenix on HDInsight

D. Hive LLAP on HDInsight

E. Azure Analysis Services

F. Cosmos DB

You work in an Azure Transformational Logics (ATL) company and you have been given the responsibility

Sun, 11 Jun 2023 14:08:51 +0000

You work in an Azure Transformational Logics (ATL) company and you have been given the responsibility to create and update query-optimization statistics utilizing the Synapse SQL resources in a dedicated SQL pool. The following are the guiding principles recommended for updating the statistics during the load process. Which of the following is/are not true?

A. Ensure that every loaded table is having at least 1 statistics object updated

B. Focus on the columns participating in ORDER BY, GROUP BY, JOIN and DISTINCT clauses

C. Update “ascending key” columns like order dates more frequently as these values are not considered/included in the statistics histogram

D. Update static distribution columns more frequently

E. None of these

There are a number of various analytical data stores that use different languages, models, and provide different capabilities.

Sun, 11 Jun 2023 14:08:08 +0000

There are a number of various analytical data stores that use different languages, models, and provide different capabilities. Which of the following is a low-latency NoSQL data store that provides a high-performance and flexible option to query structured and semi-structured data?

A. Azure Synapse Analytics

B. HBase

C. Spark SQL

D. Hive

E. None of these

You need to create a quick object in a test environment and therefore you decide to create a temporal table with an “anonymous” history table.

Sun, 11 Jun 2023 14:07:28 +0000

You need to create a quick object in a test environment and therefore you decide to create a temporal table with an “anonymous” history table. From the given below statement/remarks about the history table in this context, choose the statement(s) that is/are true.

A. You need to manually create the anonymous history table and provide its specific schema

B. The history table is created as a rowstore table

C. The history table is created as a columnstore table

D. A default clustered index is developed for the history table

E. A history table is always uncompressed. No compression is ever applied on the history table

You need to design an enterprise data warehouse in Azure SQL Database with a table titled customers

Sun, 11 Jun 2023 14:06:47 +0000

You need to design an enterprise data warehouse in Azure SQL Database with a table titled customers. You need to ensure that the customer supportive staff can identify the customers by matching the few characters of their email addresses but the full email addresses of the customers should not be visible to them. Which of the following would you include in the solution?

A. Row-level security

B. Encryption

C. Column Level Security

D. Dynamic Data Masking

E. Any of the above can be used

Data Cleansing in Data Quality Services (DQS) includes a 2-step process for data cleansing:

Sun, 11 Jun 2023 14:06:15 +0000

Data Cleansing in Data Quality Services (DQS) includes a 2-step process for data cleansing: computer-assisted and interactive cleansing. Depending upon the computer-assisted cleansing process, during the interactive cleansing, DQS gives the data steward with information that is needed to make a decision about modifying or changing the data. For this purpose, DQS classifies the data into 5 tabs. From the below-given option, choose the tab that is not among these tabs.

A. Invalid

B. Valid

C. Suggested

D. New

E. Correct

F. Corrected

The partition specifies how Azure storage load balances entities, messages, and blobs across servers to achieve the traffic requirements of these objects. Which of the following represents the partition key for a blob?

Sun, 11 Jun 2023 14:05:29 +0000

The partition specifies how Azure storage load balances entities, messages, and blobs across servers to achieve the traffic requirements of these objects. Which of the following represents the partition key for a blob?

A. Account name + Table Name + blob name

B. Account name + container name + blob name

C. Account name + Queue name + blob name

D. Account Name + Table Name + Partition Key

E. Account Name + Queue Name

While working on the project, you realize that the delta table is not correct. One of your friends suggests deleting the whole directory of the table and creating a new table on the same path. Would you follow the suggested solution?

Sun, 11 Jun 2023 14:04:48 +0000

While working on the project, you realize that the delta table is not correct. One of your friends suggests deleting the whole directory of the table and creating a new table on the same path. Would you follow the suggested solution?

A. Yes

B. No

You work in Azure Synapse Analytics dedicated SQL pool that has a table titled Pilots. Now you want to restrict the user access in such a way that users in ‘IndianAnalyst’ role can see only the pilots from India. Which of the following would you add to the solution?

Sun, 11 Jun 2023 14:04:12 +0000

You work in Azure Synapse Analytics dedicated SQL pool that has a table titled Pilots. Now you want to restrict the user access in such a way that users in ‘IndianAnalyst’ role can see only the pilots from India. Which of the following would you add to the solution?

A. Table partitions

B. Encryption

C. Column-Level security

D. Row-level security

E. Data Masking

You are working on Azure Data Lake Store Gen1. Suddenly, you realize the need to know the schema of the external data. Which of the following plug-in would you use to know the external data schema?

Sun, 11 Jun 2023 14:02:47 +0000

You are working on Azure Data Lake Store Gen1. Suddenly, you realize the need to know the schema of the external data. Which of the following plug-in would you use to know the external data schema?

A. Ipv4_lookup

B. Mysql_request

C. Pivot

D. Narrow

E. infer_storage_schema