week 5

Question 1

what does cpu stand for?

Answer 1

central processing unit.

1) it is the brain of the computer.
2) a multitasking or multi-threading chip located on the motherboard.
3) responsible for processing signals coming from system hardware devices + software programs.

Question 2

Difine ROM

Answer 2

1) The POST program- power on self test.
2) hardware configuration
3) system clock settings
4) system Boot Order Settings

Question 3

what does a task manager do on a system?

Answer 3

it stores systems processes

Question 4

what is a device manager.

Answer 4

it displays system hardware devices

Question 5

what component determines the speed of your laptop?

Answer 5

THE RAM

Question 6

HDD ?

Answer 6

Hard Drive or disk or storage- permanent storage of software. the data is stored on the disk

Question 7

what does SCSI stands for? and the access speed

Answer 7

Small Computer Systems Interface.

Access speed = 80 mbps

Question 8

what does *IDE / ATA stands for and the access speed

Answer 8

Integrated Disk Electronics, Advance Technology Attach.

Access Speed = 100mbps

Question 9

what does SATA stands for and the access speed

Answer 9

Access Speed = 150 mbps [open - gap tooth]

Question 10

what does SSD / SAS stands for and the speed

Answer 10

Solid State Drive, Serial Attached SCSI.
Access speed = 3 gbps [closed-no gap]
SSD - data is stored in a chip (this what AMSTRONG REPLACED)

Question 11

what is a eSATA Port used for ?

Answer 11

used for high speed data transfer. Does not come with power, eSATA drive connects to a eSATA port. Access Speed = 6 gbps