1) Expansion of DBMS a) Database management system b) Data management system c) Database multiple services d) Database management services 2) The vertical entity in a table is known as a) Column b) Attribute c) Both a and b d) Row 3) Row is also known as a) Attribute b) Tuple c) Column d) None 4) Entity doesn't depend on other entity a) Entity type b) Strong entity c) Weak entity d) Entity instance 5) Entity represented by double rectangle a) Entity b) Strong entity c) Weak entity d) Entity instance 6) Attribute which has one value a) Key b) Single valued c) Multi valued d) Composite  7) Attribute which has more value a) Key b) Single valued c) Multi valued d) Composite 8) Attribute is an ______ about entity a) Information b) Instruction c) Data d) Values

DBMS

bởi
In
Nhúng

Bảng xếp hạng

Phong cách trực quan

Tùy chọn

Chuyển đổi mẫu

Bạn có muốn khôi phục tự động lưu: không?