______is a collection of conceptual tools for describing data, data relationships, data semantics and constraints
1). Data base
2). Data Model
3). E_R Model
4). None
1. A program that is used to view Web sites is called a
2. DOS Command to view the contents of the file EDUCATION. BAT is :
4. कंप्यूटर को किस प्रकार की बुद्धि की संज्ञा दी गई है ?
5. A flaw in a program that causes it to produce incorrect or in appropriate results is called a??.
6. Reusable optical storage will typica1ly have the acronym:
9. To insert a page break in a Word document the following options are used