AQA A level computer - All topics
Quiz
โข
Computers
โข
12th Grade
โข
Practice Problem
โข
Medium
Louise Lockwood
Used 7+ times
FREE Resource
Enhance your content in a minute
32 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec โข 1 pt
Which of the following statements fully describes data in 2NF:
When any repeating fields have been removed and the table is given a primary key
When all repeating entries of data are removed and the fields in each table are directly related to the primary key and no fields are present that are not related to each other
When all the fields in each table are directly related to the primary key
2.
MULTIPLE CHOICE QUESTION
45 sec โข 1 pt
What is a foreign key?
A unique identifier in a database
A primary key of one table that appears in another table
A field that should not be in a table and needs removing
3.
MULTIPLE CHOICE QUESTION
30 sec โข 1 pt
A relation is in 1NF if it doesn't contain any ____________?
Determinants
Repeating groups
Null values in primary key fields
Functional dependencies
4.
MULTIPLE CHOICE QUESTION
30 sec โข 1 pt
What is a relational database?
5.
MULTIPLE CHOICE QUESTION
1 min โข 1 pt
What is 0.125 in fixed point binary (4 bits for the whole number / 4 bits for fractional part)?
10001000
00000010
00001000
00011000
6.
MULTIPLE CHOICE QUESTION
1 min โข 1 pt
What happens in FETCH immediately after the CPU reads the contents of the Program Counter to find the address of the next instruction to be fetched
The Program Counter is copied to the CIR
The Program Counter is incremented
The contents of the data bus is read
The contents of the MDR is read
7.
MULTIPLE CHOICE QUESTION
1 min โข 1 pt
What is a multitasking computer?
Multiple users can be logged in at the same time
A CPU core that can run more than one process at a time
Multiple programs can be running at the same time
A computer that can handle multiple input devices.
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever
or continue with

Microsoft
%20(1).png)
Apple
Others
Already have an account?
Similar Resources on Wayground
30 questions
Quiz Herramientas TIC
Quiz
โข
12th Grade
32 questions
COP NSDA L3= 0006
Quiz
โข
12th Grade
27 questions
Cuestionario sobre Chatbots y Redes Sociales
Quiz
โข
1st Grade - University
29 questions
Google Drawings Review
Quiz
โข
2nd Grade - Professio...
27 questions
Network Security - Modules 5-7
Quiz
โข
12th Grade
27 questions
Algorithm Dvpmt:Pseudocode, Types of Statements
Quiz
โข
9th - 12th Grade
28 questions
Computer 3rd QA Review
Quiz
โข
9th - 12th Grade
29 questions
TMK TAHUN 5
Quiz
โข
KG - University
Popular Resources on Wayground
15 questions
Fractions on a Number Line
Quiz
โข
3rd Grade
20 questions
Equivalent Fractions
Quiz
โข
3rd Grade
25 questions
Multiplication Facts
Quiz
โข
5th Grade
54 questions
Analyzing Line Graphs & Tables
Quiz
โข
4th Grade
22 questions
fractions
Quiz
โข
3rd Grade
20 questions
Main Idea and Details
Quiz
โข
5th Grade
20 questions
Context Clues
Quiz
โข
6th Grade
15 questions
Equivalent Fractions
Quiz
โข
4th Grade
