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#131 ______________ is a database language that defines the structure in which data are stored.
A) DNL
B) DCL
C) DDL
D) DML
Answer: C
#132 A field, or a combination of fields used to identify particular row in a relation is called ___________.
A) Secondary key
B) Foreign key
C) Primary key
D) Alternate key
Answer: C
#133 A combination of two or more columns used to identify particular row in a relation is a ___________.
A) Secondary key
B) composite key
C) foreign key
D) primary key
Answer: B
#134 Which of the following is used to store data in a database?
A) Table
B) Form
C) Query
D) Report
Answer: A
#135 ____________ is a window that displays data for viewing entering and editing information.
A) Table
B) Form
C) Query
D) Report
Answer: B
#136 Which of the following is logical data type?
A) Text
B) Memo
C) Auto Number
D) yes/No
Answer: D
#137 ____________ is an open source application program.
A) MS Access
B) Open Office Base
C) SQL Server
D) MS Word
Answer: B
#138 What is the maximum size of text field data type?
A) 253
B) 254
C) 255
D) 256
Answer: C
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