单项选择题Which of the following memory types has 184 pins?()

A.DDR3
B.DDR
C.SDRAM
D.DDR2


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1.单项选择题Which of the following is the FIRST thing a technician should do before putting their hand inside a computer case?()

A. Acquire the appropriate tools that are going to be used.
B. Touch the case to discharge static.
C. Remove loose jewelry.
D. Refer to manufacturer documentation.

5.单项选择题Which of the following is MOST critical when installing a new processor in an existing system?()

A. Thermal paste
B. Fans
C. Drive speeds
D. Cable management

6.单项选择题Which of the following RAID types is known as only mirroring?()

A. RAID 0
B. RAID 1
C. RAID 5
D. RAID 10

8.单项选择题Which of the following would BEST protect hardware from dust and ESD when storing it for futureusage?()

A. Air filter
B. Anti-static bags
C. Compressed air
D. Paper bag

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Which of the following commands verifies connectivity between two hosts?()

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After installing a new SATA hard drive the technician notices the drive is hot to the touch and is giving off a slight odor. Which of the following should the technician do? ()

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Which of the following describes the 25 or 9 pin connector with male pins on the back of a laptop computer?()

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