SQL uses ________ to extract records from a database by using English-like expressions that have variables and operations.
A) Boolean algebra
B) relational algebra
C) primary keys
D) foreign keys
Correct Answer:
Verified
Q16: In a database, the term _ is
Q17: Data in a multidimensional database is organized
Q18: A _ check compares the values of
Q19: _ is used to ensure that data
Q20: Data _ helps to ensure data integrity
Q22: In a transaction-processing system (TPS), if the
Q23: Data redundancy ensures that the data contained
Q24: Normalization means that there are no data
Q25: _ involves taking data from your database
Q26: _ is the branch of computer science
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