Adaptive Learning Assignment: Chapter 15 - Databases

Nigeria, like most African and European countries, uses the ___ cellular protocol.

GSM

Despite having the highest gross domestic product (GDP) of any African nation ___________ lags behind many other countries in terms of Internet download speed.

Nigeria

Despite having the largest economy and largest oil reserves in Africa, less than half the citizens of ___ have electricity in their homes.

Nigeria

With a population of 200 million this nation is the most important nation in Africa in terms of economic strength and number of people. It comprises a diverse population with over 500 languages. This nation is ___.

Nigeria

While nearly 50% of Nigerian citizens are regularly connected to the Internet, ______ Internet service is virtually the only option.

cellular

In a relational database, a common field that links two tables in a relationship but is not a primary key is called a _____________ key.

foreign

To create a relationship between two tables, it is necessary to create a _____________ key in one table that is the primary key of the other table.

foreignf

To control how information is entered into a database, programmers and database administrators create ___ to help ensure data integrity.

forms

Forms structure data input to help ensure data , meaning the information entered is accurate, timely, and useful.

integrity

In the relationship shown in the image, the Owners table is linked to the Pets table by a one-to-many relationship. This means that each entry in the OwnerID field can be linked to many ___.

pets

A database provides the capability of conducting searches or asking questions. A question or search for information in a database is called a

query

Forms allow data to go into a database, ___ display information coming out of a database.

reports

Nigeria is one of the most technologically advanced societies in Africa with approximately ___ of Nigerian citizens regularly connected to the Internet.

50%

Nigeria uses the GSM cellular protocol. Categorize the following cellular provider by the protocol used. Instructions

AT&T

The largest nation (by population and land mass) in South America is ___.

Brazil

Along with having the highest gross domestic product (GDP) in the Africa, ____________ also has significant oil reserves and is a member of OPEC.

Nigeria

Your college has a database with a Students table. Which of the following could be a primary key in the table?

Social Security Number