Which of the following is NOT true regarding entity relationship diagrams?
A) The asterisk next to the field name designates the foreign key field in each table.
B) An ERD does not tell you anything about data flow.
C) An ERD is a fixed view of the database structure.
D) An ERD is a way of visually expressing the database structure.
A
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Of the interface file and the implementation file, which may be directly compiled?
a. Only the interface? b. Only the implementation? c. None of the above? d. Some of the above? Which?
A process focused on the identification and location of potential evidence related to a specific legal action after it was collected through digital forensics is known as _________.
A. e-discovery B. forensics C. indexing D. root cause analysis
The substr function returns a subscript indicating where a substring starts in the specified string.
Answer the following statement true (T) or false (F)
You are a solutions architect who has been asked to do some consulting for a US company that produces reuseable rocket parts. They have a new web application that needs to be built and this application must be stateless. Which three services could you use to achieve this?
A. AWS Storage Gateway, Elasticache & ELB B. ELB, Elasticache & RDS C. Cloudwatch, RDS & DynamoDb D. RDS, DynamoDB & Elasticache.