trace cache
(trās kash) (n.) An instruction cache in a microprocessor that stores dynamic instruction sequences after they have been fetched and executed in order to follow the instructions at subsequent times without needing to return to the regular cache or the memory for the same instruction sequence. An advantage of the trace cache is it reduces the required fetch bandwidth on the processing pipeline.
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- traceroute
(trās´rowt) (n.) A utility that traces a packet from your computer to an Internet host, showing how many hops the packet requires to reach the host and how long each hop takes. If you’re visiting a Web site and pages are appearing slowly, you can use traceroute to figure out where the longest delays are […]
- track
)A ring on a disk where data can be written. A typical floppy disk has 80 (double-density) or 160 (high-density) tracks. For hard disks, each platter is divided into tracks, and a single track location that cuts through all platters (and both sides of each platter) is called a cylinder. Hard disks have many thousands […]
- track density
Same as TPI. A measurement of how tightly the concentric tracks on a disk are packed.
- track changes
In word processing, track changes is an editing command that is commonly used when you create an original document and make changes and want to keep track of the changes that are made to that original document. It is also a useful tool for collaborating on a document, as it allows multiple users to make […]
- trackball
)A pointing device. Essentially, a trackball is a mouse lying on its back. To move the pointer, you rotate the ball with your thumb, your fingers, or the palm of your hand. There are usually one to three buttons next to the ball, which you use just like mouse buttons. The advantage of trackballs over […]