2.1) Which statement is false about SQL Language?a) SQL is the abbreviation of Structured Query Languageb) SQL contains sub languages such as DDL, DML, DCL, and TCLc) SQL is based on relational data model and set based operationsd) SQL allows also cursor-based data processing which is faster compared to set based operationse) SQL queries allows quick and efficient retrieval of a large amount of records from a database2.2) Which one is not one of the four informal guidelines that may be used as measures to determine the quality of database design?a) Making sure that the semantics of the attributes is clear in the schemab) Reducing the redundant information in tuplesc) Reducing the NULL values in tuplesd) Using minimal number of entity and relationse) Disallowing the possibility of generating spurious tuples 2.1) Which statement is false about SQL Language?a) SQL is the abbreviation of Structured Query Languageb) SQL contains sub languages such as DDL, DML, DCL, and TCLc) SQL is based on relational data model and set based operationsd) SQL allows also cursor-based data processing which is faster compared to set based operationse) SQL queries allows quick and efficient retrieval of a large amount of records from a database2.2) Which one is not one of the four informal guidelines that may be used as measures to determine the quality ofdatabase design?a) Making sure that the semantics of the attributes is clear in the schemab) Reducing the redundant information in tuplesc) Reducing the NULL values in tuplesd) Using minimal number of entity and relationse) Disallowing the possibility of generating spurious tuples

SQL is a language to work information bases; it incorporates data set creation, erasure, bringing…

Answered: 2.1) Which statement is false about SQL…

Computer Networking: A Top-Down Approach (7th Edition)

7th Edition

ISBN:9780133594140

Author:James Kurose, Keith Ross

Publisher:James Kurose, Keith Ross

Chapter1: Computer Networks And The Internet

Section: Chapter Questions

Problem R1RQ: What is the difference between a host and an end system? List several different types of end...

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2.1) Which statement is false about SQL Language?
a) SQL is the abbreviation of Structured Query Language
b) SQL contains sub languages such as DDL, DML, DCL, and TCL
c) SQL is based on relational data model and set based operations
d) SQL allows also cursor-based data processing which is faster compared to set based operations
e) SQL queries allows quick and efficient retrieval of a large amount of records from a database
2.2) Which one is not one of the four informal guidelines that may be used as measures to determine the quality of database design?
a) Making sure that the semantics of the attributes is clear in the schema
b) Reducing the redundant information in tuples
c) Reducing the NULL values in tuples
d) Using minimal number of entity and relations
e) Disallowing the possibility of generating spurious tuples