1)Give the name of the processwhen you start up the computer,boot up storage with the BIOS had manufacturar data are display on the monitor .
=Power on self test
2.) List 3 connectors for power cable in the computer case.
-SATA -VGA
-ATX-20 - DVI
-PCI-EXPRESS -HDMI
3)3 type of graphic card extension slot.
-PCI-E
-AGP
-PCI
4)Provide the difference between primary storage and secondary storage.
5)List down 6 input device in laptop.
-keyboard -scanner
-touchpad -webcam
-joystick -mouse
6) Different between LCD and LED
7) 5 advantage of telecommuting.
-improve recruitment and retention.
-improve imployee satisfaction scores.
-improve imployee work-life balance.
-increased productivity.
-reduced cost on office space and utilities.
8)List 4 goals of green computing.
-to cut down to as little as possible the amount of energy used.
-to minimize the inclusion of harmfull materials.
-to use as many biodegrable material as possible.
-to extend as for as possible the life of the equipment.
9)List the step trouble shooting process.
-introduction to troubleshooting.
-identify the problem.
-establish a theory of probable cause.
-test the theory to determine cause.
-establish a plan of action to resolve the problem.
-verify full system functionally.
-document finding ,actions and outcomes.
10)List 5 proper communication techniques.
-the silent treatment.
-ask question.
-listening.
-obsetuation.
-feedback.
11)what is remote access technology?
-Remote access is the ability to access a computer or a network remotely through a network connection.
12)A requirred information before selection power supply.
-the total wattage of all compenent.
-the voltage requirrements of peripheral devices.
-the form factor of the case.
-the type of cpu.
-the installed os.
13)Types of display cable.
-DVI
-HDMI
-VGA
-USB
-SDI
14)Function of power supply.
-convert the alternating current (ac) into direct current(dc).
15)Function of UPS.
-provide backup power source to computer hardware.
16)List 4 characteristic make laptop better choice than pc.
-portable
-use less power
-display size
-keyboard.
-easy to assamble.
17)Advantage of SSD
-more faster than hdd
-silent on operation.
-easy to carry.
-more efficient.
18) 3 type of cloud computing.
-public
-private
-hybrid
19) 5 approach of green computing.
-product longerity.
-softwareand deployment optimization.
-power management.
-materials recycling.
-telecommuting.
20) 5 step of verify solution to solve the customer problem
-reboot the pc
-ensure multiple application work properly.
-verify network and internet connection.
-ensure all attach device weork properly.
-ensure no error message are received.
-print a documentfrom 1 application.
21)Explain 3 function of central proccessing unit.
i) input - transferring of information into the system.
ii) processing - manipulated and controlling data over the entire system.
iii) output - the presentation of information to the user on the screen.
22) 3 type of processor available in the market.
-intel core i5
-amd ryzen
-intel cerelon
23) Explain 3 basic section in the process.
i) storage unit - store all the data and the instructions required for processing.
ii) alu - where instruction and data are process.
iii) control unit - what operators the fetching and execution of instruction.
24) Define the mobile operating system and give one example of it.
- a mobile operating system is software that allows smartphones,tablet pc's and other device to run application and program.for example,android pie.
25) 2 suitable terms for setting a mobile devices as an access point for sharing internet connection.
-hotspot
-tethering
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