3.10.5
You work at a computer repair store. You have just upgraded the processor (CPU) in a customer's Windows-based computer. The customer purchased the latest AMD Ryzen processor, and you installed it in the computer. But when you power the computer on, you only see a blank screen. Which of the following is MOST likely causing the computer to display the blank screen? (Select two.)
The CPU is bad The CPU is not supported by the BIOS
Lately, your computer has been spontaneously shutting down after only a few minutes of use. What is the likely cause? (Select two.)
The heat sink and fan were not installed correctly. The power connector for the fan was not connected to the motherboard.
Since it has no moving parts, a CPU will usually work properly for several years. Which of the following is a common factor that might cause a CPU to fail prematurely?
Electrostatic discharge.
To improve system performance, you have configured a motherboard to run with a higher multiplier than what the CPU is specified to use. Since doing this, the system has become unstable and crashes frequently. Which of the following should you do to restore system stability?
Back off on the overclocking settings until the system runs in a stable manner.
After working without problems for a couple of years, your computer has begun to lock up. You suspect that it is a thermal issue, but you can't find any component that is not functioning correctly. You have not replaced the CPU or installed any new devices. The CPU cooling fan and the power supply fan are working properly. The lock-ups are happening with increasing frequency. Which of the following is the MOST common condition that explains these symptoms?
An accumulation of dust has gradually built up.
Your system crashes at various times. It happens sometimes on startup, sometimes when running a software application, and sometimes when a certain group of applications is running. You suspect a malfunctioning CPU, but none of the common issues seem to be present. You have not configured overclocking. There is no overheating. The CPU is seated correctly and locked into its socket. What is the BEST step you can take to determine if the CPU is causing the system crashes?
Replace the suspect CPU with a known good CPU of the same make and model.
You have just upgraded your computer's CPU. You consulted the motherboard documentation to make sure that the CPU was compatible with the motherboard. However, when you turn the system on, it locks up shortly after startup. Which of the following are the BEST steps to try first while troubleshooting this issue? (Select two.)
Look for something that could be causing the new CPU to overheat. Make sure that the CPU is seated properly, oriented correctly, and locked into the socket.
Zoey has brought her computer in for servicing. When she dropped off her computer, she mentioned that it spontaneously reboots and freezes occasionally. Which of the following is the MOST likely cause of these problems?
Overheated CPU
Steve, a computer technician, receives a help desk ticket for a computer that will not start. When Steve powered the computer on, there was one long and two short beeps. Which of the following programs is reporting this error condition?
POST
A few of your employees have complained that their computers sometimes shut down spontaneously. You have noticed that these employees all work in a part of the building where the air conditioning does not adequately cool the room. These employees also use CPU-intensive programs. You suspect that the spontaneous shutdowns are caused by overheating. Which of the following is the simplest way to monitor the temperature of these computers' CPUs?
View the temperature from within the BIOS
