diff options
Diffstat (limited to 'comp/work/36/revision')
| -rw-r--r-- | comp/work/36/revision | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/comp/work/36/revision b/comp/work/36/revision new file mode 100644 index 0000000..7aeebd9 --- /dev/null +++ b/comp/work/36/revision @@ -0,0 +1,18 @@ +1) hardware is the physical device that code runs on +software is the code itself, it tells the hardware what to do +2) core software that is needed for other software to run +3) software that the user uses to do things +4) to manage memory and allow for multitasking, as well as +abstracting the hardware from the user +5) to give each process the memory it needs and not allow +one process to read anothers memory +6) a driver that the operating sytstem uses to talk to a peice of hardware +7) a high level language abstracts away low level concepts, whereas a low level languge doesnt +8) a system designed for one use case +9) a low level langugue is better as it is faster and has a smaller footprint +10) i do this enough i cant be asked to describe it +11) see Q.10 +12) many wires next to eachother that move data around quickly +13) it loses all state when power is lost +14) memory can only be read not written too +15) |