1) What is a database? a) A structured collection of data b) A computer hardware component 2) What does SQL stand for? a) System Query Logic b) Structured Query Language 3) Which command is used to retrieve data from a database? a) SELECT b) REMOVE 4) A primary key is… a) A unique identifier for a record b) A field that can store any duplicated value 5) Which type of database stores data in tables with rows and columns? a) Relational Database b) Graphic Database 6) What is a foreign key? a) A key that deletes records automatically b) A key that links two tables 7) Which command is used to insert new data into a table? a) INSERT INTO b) PUT DATA 8) What does the term “attribute” refer to? a) A characteristic of an entity b) A backup file 9) Which SQL clause is used to filter records? a) SHOW b) WHERE 10) What is normalization? a) The process of reducing data redundancy b) The process of adding more data to a table

Quiz: Database Basics

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