Understanding computer science 2,3,4 TRUE/FALSE

Pipelining increases the number of machine cycles completed per second.

True

Recordable optical discs can be written to, but the discs cannot be erased and reused

True

USB flash drives are designed to be very portable and very small

True

"Digital video cameras" refer to digital camcorders and small digital video cameras used in conjunction with computers and other devices

True

A common RAID technique is disk mirroring, in which data is written to two duplicate drives simultaneously.

True

Unlike ASCII, Unicode is a universal coding standard designed to represent text-based data written in any language, including those with different alphabets.

True

Automating the data entry process is referred to as source data automation

True

As a hard drive begins to get full, it takes less time to locate and manipulate the data stored on the drive

False

Portable barcode readers are always used in point-of-sale (POS) systems

False

Several of the original ports used with desktop computers—such as the parallel ports traditionally used to connect printers—are now considered standard ports.

False

Wired displays connect to a computer or other device (such as to a smartphone) using a wireless networking connection such as Wi-Fi, Bluetooth, or a special wireless standard designed for transmitting multimedia.

False

While the memory used for disk caching can be a designated portion of RAM, today's hard drives typically use a disk cache consisting of memory chips located on a circuit board inside the hard drive case.

True