Grade 8 · Computing
This quiz helps revise “Databases” in Computing for grade 8. It has 25 questions in five categories: Data structure, Relations, Find and select, Objects and tools, Kinds of values. Questions get harder as the points go up, from 100 to 500.
The 100- and 200-point questions are open here. The rest show only their first words, and there are no answers: all of that is in the game itself.
One horizontal row describes one student. What is such a row called?
What is one named vertical attribute, such as Email, usually called in a table?
What property determines what…
In the gameWhat identifier must have…
In the gameWhat software controls the…
In the gameEach student has one locker, and each locker belongs to one student. What relationship is this?
A customer can have several orders, while each order belongs to a single customer. What relationship is this?
What column stores an…
In the gameA student can join…
In the gameWhat principle prevents a…
In the game
Which operation locates a matching value without hiding nonmatching rows?
Which operation arranges rows alphabetically, numerically, or by another chosen property?
Which operation temporarily shows…
In the gameWhat is a selection…
In the gameWhat runtime value can…
In the gameWhat object provides boxes and controls for convenient data entry and editing?
What object selects needed rows or columns from one or more data sources according to conditions?
What object groups, summarizes…
In the gameWhat tool guides creation…
In the gameWhat structure can speed…
In the game
Which kind of value best fits a surname or postal address?
Which kind of value fits a quantity or score that will be used in calculations?
Which kind of value…
In the gameWhich kind of value…
In the gameWhich specialized kind of…
In the gameAll 25 questions and the answers are in the game. Invite your class or friends with a link — guests need no account.