Is MySQL a DBMS? Describe the importance of the relational data model or entity-relationship model. How does cardinality affect database design? 1. To create a relationship between two tables, you need at least a data type. query. hyperlink. primary key. 2. Which of the following does NOT...
Write single-table SQL queries to answer the following questions: 1) How many students are enrolled in Section 2714 in the first semester of 2008? 2) Which faculty members have been qualified to teach ___ operators compare the relationship ...
#7. #1Explain how ODBC, OLE DB, and ADO are related and the difference in what they offer. #2. What role does the DBMS driver serve? Who supplies it? #3. What are BI systems? #4. How do BI systems differ from transaction processing...
(2)PARENT_ID_PLUS_EXP Shows the relationship between each step and its parent. This column is useful for large reports. (3)PLAN_PLUS_EXP Shows each step of the report. (4)OBJECT_NODE_PLUS_EXP Shows database links or parallel query servers used. (5)OTHER_TAG_PLUS_EXP Describes the fun...
Define block in computer science. What is the difference between i++ and ++i when incrementing a variable? What does spooling mean? How is bit rate related to bandwidth? Explain how arrays allow you to easily work with multiple values. Explain the relationship between the length and valid in...
Discuss the Web 2.0 tools and how they are being used by organizations in the knowledge economy. What are data analytics in artificial intelligence? Define data workers What does big data mean for official statistics? Describe the importance of the relational data model or entity-relationship mod...
Include characteristics and the relationship between them. Describe the effect that a single stuck-at-0 fault (i.e. regardless of what it should be, the signal is always 0) would have for the signals shown below, in single-cycle datapath. Which instructions...
Describe the importance of recursive functions in procedural programming approach. Suggest one example of a problematic programming scenario that the use of a compound if statement could resolve. Justify your response. Describe the relationship betwe...
For the composition of an appropriate relational scheme, the use of a mixed strategy was chosen, combining the advantages of the top-down strategy with those of the bottom-up strategy. As a result of several phases of refinement, the Entity-Relationship (E-R) scheme realized is shown inFigur...