A+, Network+, Security+ Exams in a Nutshell

Practice Questions for the A+ Exams

1. You have been asked to install an IDE disk to a personal computer. This will be the only disk in the computer connected to the primary channel. How would you set the jumper?

   • ❍ A. Master

   • ❍ B. Slave

   • ❍ C. Cable Select

   • ❍ D. Auto

   Answer A is correct. A single disk is connected to the primary channel and acts as a master disk.

2. Which of the following is the most important factor when selecting a memory module to upgrade memory in a personal computer?

   • ❍ A. The module has the highest memory available in the market.

   • ❍ B. The module is built with state-of-the art technology.

   • ❍ C. The module is compatible with the system bus.

   • ❍ D. The module can double the system memory.

   Answer C is correct. The most important factor when selecting a memory module is to verify that the module is compatible with the system bus on the motherboard.

3. Which of the following is the name for the diagnostic process built into motherboards?

   • ❍ A. POST

   • ❍ B. CMOS

   • ❍ C. BIOS

   • ❍ D. DHCP

   Answer A is correct. The POST is the diagnostics program built into all motherboards. POST checks the functionality of all the hardware components of the motherboard.

4. You have just disconnected a hard disk from a computer and detected a red stripe on the data cable. What is the purpose of this red stripe?

   • ❍ A. It indicates the last pin of the cable.

   • ❍ B. It indicates the first pin of the cable.

   • ❍ C. It indicates that the cable was tested by the manufacturer.

   • ❍ D. It indicates the top end of the cable.

   Answer B is correct. The red ...