Correct Answer : System unit
It includes the motherboard, CPU, RAM, and other components. The system unit also includes the case that houses the internal components of the computer.
Correct Answer : binary codes
ASCII code. The American Standard Code for Information Interchange (ASCII), uses a 7-bit binary code to represent text and other characters within computers, communications equipment, and other devices. Each letter or symbol is assigned a number from 0 to 127.
Correct Answer : gigabyte
One gigabyte (GB) is about 1 billion bytes, or 1 thousand megabytes.
Correct Answer : 4 bits
A nibble," is a set of four bits. Since there are eight bits in a byte, a nybble is half of one byte. ... Therefore, a nybble is sometimes referred to as a "hex digit." In data communications, nybbles are sometimes called "quadbits," because of the four bits that make up each nybble.
Correct Answer : a laser beam of red light
The CD drive shines a laser at the surface of the CD and can detect the reflective areas and the bumps by the amount of laser light they reflect. The drive converts the reflections into 1s and 0s to read digital data from the disc.
Correct Answer : Root directory
The root directory is the first or top-most directory in a hierarchy.
Correct Answer : Cache memories are smaller than RAM
Correct Answer : tracks and sectors
In Floppy Disks, information is organized in tracks. Each track is subdivided into sectors and each sector into bytes. The smaller 3.5″ Floppy Disks use 80 tracks per side, 18 sectors per track, and 512 bytes per sector, yielding a capacity of 1.44 MB.
Correct Answer : RAM memory
Temporary memory in a computer refers to the volatile memory that is stored by a random access memory (RAM) chip. As the name 'temporary' suggests, the memory does not store data for long. When the computer is shut down before saving the data, the data will be lost.
Correct Answer : ROM
