TESTOUT PC PRO A+ CERTIFICATION
PRACTICE GRADED A+
Which of the following are CRT monitor characteristics? (select two) - CORRECT
ANSWER- 1) CRT monitors use an electron beam that hits phosphor dots inside of a
vacuum tube
2) CRT monitors have a 4:3 aspect ratio which matches the display ratio of a T.V. set.
Which of the following are advantages of solid state storage compared to hard drives?
(select two) - CORRECT ANSWER- 1) Lower power requirements
2) No moving parts
Which optical media has the greatest storage capacity? - CORRECT ANSWER- Single-
layer, single-sided Blu-ray disc.
You are in the process of configuring a new computer. The motherboard has four
memory slots and supports duel channel memory. You install two memory modules.
When you boot the computer, the BIOS recognizes both modules, but the memory is
not configured to run in dual channel mode. What should you do? - CORRECT
ANSWER- Move the modules to the correct motherboard slots
You just purchased an external SCSI hard drive for your desktop workstation. What
should you do before you connect it to the system? - CORRECT ANSWER- Set the
drive's SCSI ID
Which of the following are true regarding a dual-channel memory bandwidth
configuration? (select two) - CORRECT ANSWER- 1) The memory controller must
support dual-channels.
2) Bandwidth is increased by 5-15%
Which of the following is true of LED monitors? - CORRECT ANSWER- LED monitors
use LED backlight technology.
Which of the following standards provides for data transfer rates up to 480 Mbps with a
max cable length of 5 meters? - CORRECT ANSWER- USB 2.0
,Which of the following are characteristics of Bluetooth? (select two) - CORRECT
ANSWER- 1) 2.4 GHz radio wireless
2) Ad hoc connections
You have installed a new computer with a dual core 64-bit processor, 6 GB of memory,
and a PCIe video card with 512 MB of memory. After installing the operating system,
you see less than 4 GB of memory available in Windows. What should you do? -
CORRECT ANSWER- Install a 64-bit version of the operating system
Which feature on Intel chips allows a single processor to run two threads in parallel,
instead of processing single threads linearly? - CORRECT ANSWER- Hyper-threading
When do you need to upgrade the system BIOS? - CORRECT ANSWER- Whenever a
BIOS update provides functionality not currently supported that is required by the OS or
hardware
Which of the following use Centronics-type connectors? - CORRECT ANSWER-
Parallel
Which of the following is an advantage to purchasing a computer with video and audio
integrated onto the motherboard? - CORRECT ANSWER- Lower overall system cost
Which of the following would indicate when a system case cover is removed? -
CORRECT ANSWER- Chassis intrusion detection
A portable computer connected to a printer with an infrared interface works fine inside
your office. However, when you go outside it works sporadically. How can you fix this?
(select two) - CORRECT ANSWER- 1) Block any direct and reflected sunlight from the
pathway between the PC and printer
2) Move the printer closer to the computer
Which of the following functions are not associated with a CNR? - CORRECT
ANSWER- Video
Which of the following drive configurations uses striping without fault tolerance? -
CORRECT ANSWER- RAID 0
, You want to purchase a home theater. Which hardware selection criteria would be most
important for this system? (select two) - CORRECT ANSWER- 1) Home Theater PC
(HTPC) form factor
2) Video card with HDMI output
What is the approx bus speed of DDR2 memory rated at PC2-5300? - CORRECT
ANSWER- 333 MHz
Which of the following types of SCSI termination uses voltage regulators in conjunction
with resistors to terminate the SCSI bus? - CORRECT ANSWER- Active Termination
Which of the following will most likely contain SODIMM memory? - CORRECT
ANSWER- Notebook computers
Which of the following statements are true about the DisplayPort interface for
connecting video monitors to computers? (select two) - CORRECT ANSWER- 1)
DisplayPort uses a lower voltage than DVI or HDMI
2) DisplayPort can send both video and audio signals over the same cable
You are purchasing a PC system that will be used as a file and print server in a small
business. Which hardware selection criteria would be most important for this system?
(select two) - CORRECT ANSWER- 1) 64-bit multi-core processor
2) RAID 1+0 array
Which of the following is an advantage of serial ports over parallel ports? - CORRECT
ANSWER- Serial ports can send data over longer distances
You need to connect a new USB scanner to the USB port on your computer. What
should you do? - CORRECT ANSWER- Install the scanner drivers, then connect the
scanner to the USB port
You have three computers in your office. You would like to reduce the time it takes to
move from one computer to the next, and you would like to use only one keyboard,
monitor and mouse for all three computers. Which device allows this type of setup? -
CORRECT ANSWER- KVM
PRACTICE GRADED A+
Which of the following are CRT monitor characteristics? (select two) - CORRECT
ANSWER- 1) CRT monitors use an electron beam that hits phosphor dots inside of a
vacuum tube
2) CRT monitors have a 4:3 aspect ratio which matches the display ratio of a T.V. set.
Which of the following are advantages of solid state storage compared to hard drives?
(select two) - CORRECT ANSWER- 1) Lower power requirements
2) No moving parts
Which optical media has the greatest storage capacity? - CORRECT ANSWER- Single-
layer, single-sided Blu-ray disc.
You are in the process of configuring a new computer. The motherboard has four
memory slots and supports duel channel memory. You install two memory modules.
When you boot the computer, the BIOS recognizes both modules, but the memory is
not configured to run in dual channel mode. What should you do? - CORRECT
ANSWER- Move the modules to the correct motherboard slots
You just purchased an external SCSI hard drive for your desktop workstation. What
should you do before you connect it to the system? - CORRECT ANSWER- Set the
drive's SCSI ID
Which of the following are true regarding a dual-channel memory bandwidth
configuration? (select two) - CORRECT ANSWER- 1) The memory controller must
support dual-channels.
2) Bandwidth is increased by 5-15%
Which of the following is true of LED monitors? - CORRECT ANSWER- LED monitors
use LED backlight technology.
Which of the following standards provides for data transfer rates up to 480 Mbps with a
max cable length of 5 meters? - CORRECT ANSWER- USB 2.0
,Which of the following are characteristics of Bluetooth? (select two) - CORRECT
ANSWER- 1) 2.4 GHz radio wireless
2) Ad hoc connections
You have installed a new computer with a dual core 64-bit processor, 6 GB of memory,
and a PCIe video card with 512 MB of memory. After installing the operating system,
you see less than 4 GB of memory available in Windows. What should you do? -
CORRECT ANSWER- Install a 64-bit version of the operating system
Which feature on Intel chips allows a single processor to run two threads in parallel,
instead of processing single threads linearly? - CORRECT ANSWER- Hyper-threading
When do you need to upgrade the system BIOS? - CORRECT ANSWER- Whenever a
BIOS update provides functionality not currently supported that is required by the OS or
hardware
Which of the following use Centronics-type connectors? - CORRECT ANSWER-
Parallel
Which of the following is an advantage to purchasing a computer with video and audio
integrated onto the motherboard? - CORRECT ANSWER- Lower overall system cost
Which of the following would indicate when a system case cover is removed? -
CORRECT ANSWER- Chassis intrusion detection
A portable computer connected to a printer with an infrared interface works fine inside
your office. However, when you go outside it works sporadically. How can you fix this?
(select two) - CORRECT ANSWER- 1) Block any direct and reflected sunlight from the
pathway between the PC and printer
2) Move the printer closer to the computer
Which of the following functions are not associated with a CNR? - CORRECT
ANSWER- Video
Which of the following drive configurations uses striping without fault tolerance? -
CORRECT ANSWER- RAID 0
, You want to purchase a home theater. Which hardware selection criteria would be most
important for this system? (select two) - CORRECT ANSWER- 1) Home Theater PC
(HTPC) form factor
2) Video card with HDMI output
What is the approx bus speed of DDR2 memory rated at PC2-5300? - CORRECT
ANSWER- 333 MHz
Which of the following types of SCSI termination uses voltage regulators in conjunction
with resistors to terminate the SCSI bus? - CORRECT ANSWER- Active Termination
Which of the following will most likely contain SODIMM memory? - CORRECT
ANSWER- Notebook computers
Which of the following statements are true about the DisplayPort interface for
connecting video monitors to computers? (select two) - CORRECT ANSWER- 1)
DisplayPort uses a lower voltage than DVI or HDMI
2) DisplayPort can send both video and audio signals over the same cable
You are purchasing a PC system that will be used as a file and print server in a small
business. Which hardware selection criteria would be most important for this system?
(select two) - CORRECT ANSWER- 1) 64-bit multi-core processor
2) RAID 1+0 array
Which of the following is an advantage of serial ports over parallel ports? - CORRECT
ANSWER- Serial ports can send data over longer distances
You need to connect a new USB scanner to the USB port on your computer. What
should you do? - CORRECT ANSWER- Install the scanner drivers, then connect the
scanner to the USB port
You have three computers in your office. You would like to reduce the time it takes to
move from one computer to the next, and you would like to use only one keyboard,
monitor and mouse for all three computers. Which device allows this type of setup? -
CORRECT ANSWER- KVM
