Nodejs: Database

Nodejs: Database

Professional Development

10 Qs

quiz-placeholder

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Nodejs: Database

Nodejs: Database

Assessment

Quiz

Professional Development

Professional Development

Practice Problem

Medium

Created by

Daniel Adesoji

Used 16+ times

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A database a does one of the following for us:

persist data

organize data efficiently

provides ways for manipulation and retrieval of data

All of the options

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is not a type of database

Relational Database

Non Relational Database

Entity Database

None of the options

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Data stored in a database that represent a thing, person or object is referred to as:

Entity

Entropy

Records

Class

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What of the following attributes uniquely identifies a record/row in a database

Foreign Key

Primary Key

Index Key

Secondary Key

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fields/Columns are _____ within a table/collection

attributes of data

types of data

records of data

constraints of data

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

To establish a link between two tables/collections, what is used?

Primary keys

Relationship keys

Alicia keys

Foreign keys

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

One of the following is not a data aggregation method

SUM

AVG

COUNT

none of the options

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