A field or a combination of fields used to identify particular row in a relation is called: Secondary key Foreign key Alternate key Primary key
Which of the following database uses a collection of the table to represent both data and the relationship among those… Network Database model Relational Database Model Object-oriented Database model Hierarchical Database model
A set of rules or specifications which states that hoe data can be stored, organized and manipulated in a database… Database Model Database design Database Architecture Database Structure
Who is the person who has central control over data and programs in a database system? Database Administrator (DBA) System Analyst Programmer Designer
A database model in which information is represented in the form of objects is: Network Database model Relational Database Model Object-oriented Database model Hierarchical Database model
Which of the following orbit is at the distance of 22000 miles from the surface of the earth? Geostationary Earth Orbit Low Earth Orbit Medium Earth Orbit High Earth Orbit
A set of rules or specifications which states that hoe data can be stored, organized and manipulated in a database…Computer MCQs, Computer Science MCQs, One Paper MCQS
In a relational terminology, an attribute is also called:Computer MCQs, Computer Science MCQs, One Paper MCQS
Who is the person who has central control over data and programs in a database system?Computer MCQs, Computer Science MCQs, One Paper MCQS
A database model in which information is represented in the form of objects is:Computer MCQs, Computer Science MCQs, One Paper MCQS
The first markup language standard for wireless devices isComputer MCQs, Computer Science MCQs, One Paper MCQS
Which of the following orbit is at the distance of 22000 miles from the surface of the earth?Computer MCQs, Computer Science MCQs, One Paper MCQS
GPS __________ segment facilities that track the GPS satellites monitor their transmissions perform analysis and send commands and data to…Computer MCQs, Computer Science MCQs, One Paper MCQS
___________ signals can be used for short-range communication in a closed area using line-of-sight propagation.Computer MCQs, One Paper MCQS
____________ Uses 802.11 standard, developed by the institute of electrical and electronic engineers (UEEE).Computer MCQs, One Paper MCQS
