Which of these ensures safe removal of a laptop hard drive? (Choose all that apply.)
a. Leave laptop AC power or DC power on.
b. Loosen or remove the screw or screws used to hold the drive cover in place.
c. Remove the battery.
d. Push the cover away from the retaining lug or clips and remove it.
B, C, and D. A is the odd one out because the power source must always be turned off before a system is opened up.
Computer Science & Information Technology
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Indicate whether the statement is true or false
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Broadband ISDN services will most likely be deployed
a. using only copper cabling b. using only fiber optic cabling c. using copper cabling for long distances and fiber optic cabling for a short distance d. using fiber optic cabling for long distances and copper cabling for a short distance
Computer Science & Information Technology