CompTIA A+ 2009
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- 1.A USB cable is made of:
- A.
2 wires
- B.
4 wires
- C.
6 wires
- D.
8 wires
- 2.In an example device setup consisting of a cable modem, a wireless router, and a PC, powering on and off of those devices should be done in a certain, fixed order.
- A.
True
- B.
False
- 3.Incremental backup turns off the archive bits.
- A.
True
- B.
False
- 4.Closing explorer.exe application in Task Manager will:
- A.
Erase desktop shortcuts
- B.
Disable the default interface for accessing files and folders
- C.
Require system reboot
- D.
Close Internet Explorer
- 5.Which type of RAM has the shortest access times?
- A.
DDR3
- B.
DRAM
- C.
SDRAM
- D.
SRAM
- 6.Which of the following will test the NICs ability to send and receive packets? (Select all that apply)
- A.
Ping 127.0.0.1
- B.
Ping localhost
- C.
Ping hostname
- D.
Using ping command with any address in the range 127.0.0.1 to 127.255.255.254
- 7.Which of the following CPU lines include triple-core models? (Select 2)
- A.
Pentium D
- B.
Athlon II
- C.
Core i3
- D.
Phenom
- 8.Degaussing: (Select all that apply)
- A.
Is used in CRT monitors
- B.
May help in troubleshooting distorted images and colors
- C.
Is used in LCD monitors
- D.
Removes unwanted magnetic fields
- 9.What does a CMOS battery do?
- A.
Stores BIOS settings
- B.
Supplies voltage for on-board components in case of PSU failure
- C.
Stores CMOS Setup utility
- D.
Helps keep track of the current time
- 10.Firmware: (Select all that apply)
- A.
Is a piece of software that has been written onto read-only memory
- B.
Is saved and stored in system RAM
- C.
Describes non mobile devices
- D.
May be used with flash memory to allow for updates
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