p
- Passive Matrix
- password
- Patch Panel
- PCB
- PCI
- PCI Express
- PCL
- PCM
- PCMCIA
- PCX
- PDA
- PDC
- PDL
- Peer-to-Peer
- Peripheral
- Permissions
- Perspective Correction
- PGA
- Phantom Power
- Pharming
- Phishing
- Phong Shading
- Phosphor
- Phosphor Triad
- Photolithography
- Photoresist
- Physical Format
- Physical Modelling Synthesis
- PIC
- Picolitre
- Piezo-Electric
- Pigment Inks
- Pincushion Distortion
- PIO
- Pipeline
- Pipeline Burst Cache
- Pipeline Processing
- Pixel
- Pixel Clock Speed
- Pixelization
- PIXX
- Plasma Display Panel – PDP
- Plated Media
- Platter
- PM
- PMOS
- PNG
- PnP
- PoE
- Polygon
- Polygon-Based Modelling
- Polyphony
- Polysilicon
- POSIX
- POST
- PostScript
- POTS
- Power BI
- Power Plan
- PowerShell
- PPP
- Prefetch Unit
- Pretexting
- PRI
- Primitives
- Printer
- Printer Dot
- Privacy Permissions
- Private Browsing
- PRML
- program
- Program Files
- Protected Mode
- Protocol
- PS/2
- PSK
- PSTN
- PSU
- Psychoacoustics
- Pulse Dialling
- PVR
- PX64
- python
- python interpreter
q
- QAM
- Quantisation
- QuickTime
- QXGA
r
- Radiosity
- RADIUS
- RADSL
- RAID
- RAID 0
- RAID 1
- RAID 5
- Rainbow Effect
- RAM
- RAM Disk
- RAMDAC
- Ransomware
- RAS
- Raster
- Raster Image
- Rasterization
- RCA
- Read After Write
- Read Channel
- Read Verify
- Read/Write Head
- Real-time
- RealAudio
- Rear Projection
- Reed-Solomon
- Reflections
- Refresh Rate
- Registered Memory
- Registers
- Removable Disk
- Removable Storage
- Rendering
- Resistor
- Resolution
- Response Time
- Reverb
- RGB
- RIAA
- RIFF
- right click
- RIMM
- Ripper
- RISC
- RLE
- RLL
- Roland GS
- ROM
- Rootkit
- Rotation
- Router
- RPC