CET FINAL EXAM COMPLETE
QUESTIONS WITH VERIFIED ANSWERS
\.What is the primary difference between a conventional hard drive and a solid-
state drive (SSD)? - ANSWERS✔-The SSD has no moving parts.
\.Which of the following technologies is best for the attachment of external SATA-
based drives? - ANSWERS✔-eSATA
\.Which of the following is not a consideration when installing an internal storage
device? - ANSWERS✔-Due to the high revolutions at which modern hard drives
spin, you must secure an external power source because the internal power
supplies do not have the capacity.
\.Which of the following is a concept that applies only to conventional magnetic
hard disk drives and not newer solid-state drives? - ANSWERS✔-7200 rpm
\.Which process writes sector markings to a hard drive? - ANSWERS✔-low-level
formatting
\.Which SATA standard provides a transfer rate of 3 Gb/sec? - ANSWERS✔-SATA2
\.How many pins does a SATA power cable have? - ANSWERS✔-15
, \.Of the following voltage pairings, which one accurately represents the input and
output, respectively, of power supplies and AC adapters? - ANSWERS✔-AC in, DC
out
\.When replacing a power supply, which of the following tends to vary among
power supplies and must be chosen properly to support all connected devices? -
ANSWERS✔-Wattage
\.Which of the following is an output voltage of a computer's power supply? -
ANSWERS✔--12VDC
\.How many pins does a SATA data cable have? - ANSWERS✔-15
\.What is the maximum speed of USB 2.0 in Mbps? - ANSWERS✔-480
\.Which of the following is both an input and an output device? - ANSWERS✔-
Touchscreen
\.What peripheral port type was originally developed by Apple and was used as a
way to get digital video into a PC? - ANSWERS✔-IEEE 1394
\.Which of the following interfaces allows audio to be sent out over the same
cabling infrastructure as video? - ANSWERS✔-HDMI
QUESTIONS WITH VERIFIED ANSWERS
\.What is the primary difference between a conventional hard drive and a solid-
state drive (SSD)? - ANSWERS✔-The SSD has no moving parts.
\.Which of the following technologies is best for the attachment of external SATA-
based drives? - ANSWERS✔-eSATA
\.Which of the following is not a consideration when installing an internal storage
device? - ANSWERS✔-Due to the high revolutions at which modern hard drives
spin, you must secure an external power source because the internal power
supplies do not have the capacity.
\.Which of the following is a concept that applies only to conventional magnetic
hard disk drives and not newer solid-state drives? - ANSWERS✔-7200 rpm
\.Which process writes sector markings to a hard drive? - ANSWERS✔-low-level
formatting
\.Which SATA standard provides a transfer rate of 3 Gb/sec? - ANSWERS✔-SATA2
\.How many pins does a SATA power cable have? - ANSWERS✔-15
, \.Of the following voltage pairings, which one accurately represents the input and
output, respectively, of power supplies and AC adapters? - ANSWERS✔-AC in, DC
out
\.When replacing a power supply, which of the following tends to vary among
power supplies and must be chosen properly to support all connected devices? -
ANSWERS✔-Wattage
\.Which of the following is an output voltage of a computer's power supply? -
ANSWERS✔--12VDC
\.How many pins does a SATA data cable have? - ANSWERS✔-15
\.What is the maximum speed of USB 2.0 in Mbps? - ANSWERS✔-480
\.Which of the following is both an input and an output device? - ANSWERS✔-
Touchscreen
\.What peripheral port type was originally developed by Apple and was used as a
way to get digital video into a PC? - ANSWERS✔-IEEE 1394
\.Which of the following interfaces allows audio to be sent out over the same
cabling infrastructure as video? - ANSWERS✔-HDMI
