Short for Synchronous DRAM, a type of DRAM that can run at much higher clock speeds than conventional memory. SDRAM actually synchronizes itself with the CPU’s bus and is capable of running at 133 MHz, about three times faster than conventional FPM RAM, and about twice as fast EDO DRAM and BEDO DRAM. SDRAM is replacing EDO DRAM in many newer computers.
Short for Standard Definition Television it is a type of digital television operation method which is able to transmit and produce images which are of a higher quality than standard analog broadcast. SDTV is typically a 480i signal – where 480 represents the vertical resolution and i represents interlaced. Digital cable and digital satellite programming […]
- Secure Digital Card (SD Card)
An SD Card (Secure Digital Card) is an ultra small flash memory card designed to provide high-capacity memory in a small size. SD cards are used in many small portable devices such as digital video camcorders, digital cameras, handheld computers, audio players and mobile phones. In use since 1999, SD Memory Cards are now available […]
Short for SIquentiel Couleur @ Mimoire (Sequential Color with Memory), SECAM is a color TV standard that was introduced in the early 1960 in France. SECAM uses the same resolution as PAL (625 lines) but transmits the color information sequentially: R-Y on one line and B-Y on the next. SECAM is used sparingly around the […]
Short for Single Edge Contact Cartridge SECC is a processor cartridge that plugs into a motherboard on Slot1. SECC was designed to hold the Intel Pentium II as well as external cache. SECC was replaced with the newer SECC2 technology that was designed to hold the Intel Pentium II 450 and Pentium III.
Short for Security-enhanced Linux, SELinux is a Linux variation that can be fully integrated into the Linux 2.6 kernel series and also several Linux distributions. SELinux has no concept of a root user, instead it includes enhanced security functionality through enforced mandatory access controls (MAC). SELinux was created by the National Security Agency as an […]