Question

What is the storage capacity of a standard DVD ROM ?

• A. 4.7 GB
• B. 2.2 GB
• C. 700 MB
• D. 900 MB

Answer 1

Answer:

A. 4.7 GB

A standard, single-sided, single-layer DVD-ROM (often referred to as a DVD-5) has a storage capacity of 4.7 Gigabytes (GB).²

DVD Storage Capacities

The capacity of a DVD depends on the number of sides and layers it uses:

Type (Technical Name)	Sides	Layers	Nominal Capacity
Standard DVD-ROM (DVD-5)	Single	Single	4.7 GB (Gigabytes)
Dual-Layer DVD (DVD-9)	Single	Dual	8.5 GB
Double-Sided DVD (DVD-10)	Double	Single	9.4 GB