Comptia A+ Cert Portable Computing

Front 1

Which of the following are good ideas when it comes to batteries? (Select two.)

A. Keep the contacts clean by using alcohol and a soft cloth.
B. Store them in the freezer if they will not be used for a long period of time. C. Toss them in the garbage when they wear out.

D. Store them in a cool, dry place.

Back 1

A, D. Keeping a battery in the freezer is a good idea in theory, but not in practice. All batteries contain toxic chemicals and should never be treated like regular trash.

Front 2

Tablet PCs come in which of the following form factors? (Select two.)

A. Convertible
B. Desktop
C. Secure Digital

D. Slate

Back 2

A, D. Tablet PCs come in convertible and slate form factors.

Front 3

ExpressCards connect to which buses? (Select two.)

A. ISA

B. PCI
C. PCIe
D. Hi-Speed USB

Back 3

C, D. ExpressCards connect to either the PCI Express bus or the Hi-Speed USB bus.

Front 4

Clara’s laptop has a DVI connector to which she has connected a projector. As she prepares to make her presentation, however, nothing comes on the projec- tor screen. The laptop shows the presentation, and the projector appears to
be functional, with a bright white bulb making a blank image on the screen. What’s most likely the problem?

A. She needs to plug in the projector.

B. She’s running the laptop on batteries. You need to plug in laptops to use the

DVI connector.

C. She needs to update her PC Card services to support projectors.

D. She needs to press the Function key combination on her keyboard to cycle through monitor modes.

Back 4

D. Clara needs to press the Function key combination on her keyboard to cycle through monitor modes.

Front 5

What is the primary benefit to adding more RAM to a laptop that uses shared memory? (Select the best answer.)

A. Improved battery life.
B. Improved system performance.
C. Improved video performance.
D. None. Adding more RAM is pointless with systems that use shared memory.

Back 5

B. Improved overall system performance is the primary benefit to adding more RAM to a laptop that uses shared memory.

Front 6

Which of the following display types will you commonly find on a portable PC today? (Select two.)

A. LCD
B. LED
C. OLED D. Plasma

Back 6

A, B. You’ll only see LCD and LED displays on portables today.

Front 7

Steve complains that his Windows 7 laptop still isn’t snappy enough after upgrading the RAM. What might improve system performance?

A. Add more RAM.
B. Replace the power supply.
C. Replace the battery.
D. Replace the HDD with an SSD.

Back 7

D. Replacing the HDD with an SSD will speed up the system.

Front 8

Jim likes his laptop but complains that his wireless seems slow compared to all the new laptops. On further inspection, you determine his laptop runs 802.11g. What can be done to improve his network connection speed?

A. Add more RAM.
B. Replace the display with one with a better antenna. c. Replace the Mini-PCIe 802.11g card with an 802.11n card. D. Get a new laptop, because this one can’t be upgraded.

Back 8

C. He can have the 802.11g NIC replaced with an 802.11n NIC.

Front 9

Edgar successfully replaced the display on a laptop (a toddler had taken a ball- point pen to it), but the customer called back almost immediately complaining that his wireless didn’t work. What could the problem be?

A. The problems are unrelated, so it could be anything.
B. EdgarinadvertentlydisconnectedtheantennafromtheMini-PCIe802.11card. C. Edgar replaced the display with one without an internal antenna.
D. Edgar failed to reconnect the antenna in the new display.

Back 9

D. A disconnected antenna makes Wi-Fi unhappy.

Front 10

Rafael gets a tech call from a user with a brand new laptop complaining that working on it was causing headaches. What could the problem be?

A. The laptop uses a plasma display.
B. The laptop uses a CRT display.
C. The laptop uses an LED display in power saving mode. D. The laptop uses an LED display in full power mode.

Back 10

C. Flicker is a side effect of dimming on some lower-end LED monitors.