brainscape1 Flashcards
A floppy disc is
A small storage device
RAM stands for
Random Access Memory
BIOS stands for
Basic Input Output System
A hard drive is a device which
Is fast secondary storage and generally is attached directly to the motherboard
The purpose of a heat sink is to
Provide heat transfer away from components on the motherboard
MS Word is an example of
Application software
Linux is an example of
Operating system software
Microsoft Excel is an example of
Spreadsheet software
An example of utility software is
Winzip
The purpose of validation is to
Provide reasonable data
Having “not null” for a database field
Is a form of validation
Date is
A data type for a database
$surname=$_POST[‘surname’]; is used to
Collect data from an HTML form
A database field name that follows our naming convention is
Field_date
A primary key is used to provide
A unique identifier for a database record
Usually a key field in a database table would be
Not null, auto increment, integer
Not null for a database field provides the simplest form of
Validation
When writing an SQL query the keyword INSERT is used to
Insert a new record and values in the database table
The WHERE clause in an SQL query is used to
Restrict which records will be affected by the query
Which piece of code is correctly written
echo ‘hello world’;
