LN1 CMP120

Question 1

CPU

Answer 1

central processing unit, executes instructions

Question 2

RAM

Answer 2

random-access memory, has many mini blocks or ‘bytes’, we can store one byte (8 binary digits or bits) in each memory address (main memory → short-term), stores Data while applications are running.

Question 3

Storage

Answer 3

secondary memory , long term, ex: USB, CDs, & Floppy disks. Stores data & instructions between sessions.

Question 4

Operating systems

Answer 4

allow us to communicate with the computer. Examples: Unix Windows, Linux Macintosh, DOS (disk-operating system).