A+ Lesson 1,2,3

A computer is processing software instructions on the central processing unit. How is all computer software broken down to be processed?

• Bus

• Binary

• RAM

• System Clock

A hardware technician installed a new power supply unit (PSU) in a server and is removing any unnecessary power connector cables from it. What type of PSU did the technician install?

• Modular

• Redundant

• ATX

• ATX12V

A desktop technician determined that a computer could not connect to the network because the network drop was not working. What possibilities are open to the technician for getting the computer back on the network? (Select all that apply.)

• Repair the drop.

• Implement preventive measures.

• Replace the drop.

• Implement a workaround.

A manager directs a support technician to plug a device into the communications (COM) port. What port is the manager referring to?

• IDE

• SCSI

• USB

• Serial

A hardware technician is building a server that will process financial data in real time and wants to use error correcting code (ECC) RAM that will detect and correct errors, if possible. What else will the technician need to include in the server to support the ECC RAM? (Select all that apply.)

• Heat sinks

• Extra processor chip

• 72-bit data bus

• Two 64-bit data buses

A desktop technician has responded to a user whose computer is running slow. The user claims they did not do anything that would cause the computer to run slow. What should the technician do to try to determine the probable cause of the problem? (Select all that apply.)

• Repair the problem.

• Document the findings.

• Conduct research.

• Question the obvious.

A support technician has removed the case from a PC and sees a component in a square socket. What component has the support tech located?

• RAM

• Adapter

• CPU

• Drive

A hardware technician is calculating the amount of virtual memory in a system. Which of the following will the technician include in the calculation? (Select all that apply.)

• SSD

• Flash memory

• RAM

• Swap space

A desktop technician just fixed an issue where a computer would not connect to a network and verified the computer is communicating with the network again. What should the technician do now that will help with future troubleshooting efforts?

• Document findings.

• Test the theory

• Establish a plan of action.

• Refer to vendor instructions.

A support technician is connecting an extended integrated drive electronics (IDE) cable to a PC’s motherboard and knows that pin 1 on the cable must match up with pin 1 on the port. How can the tech know where pin 1 is on the cable?

• Pin 1 has a blue stripe.

• Pin 1 has a black stripe.

• Pin 1 has a red stripe.

• Pin 1 has a grey stripe.