Day 4 Review

A PC will not power on after replacing the CPU. What is the most logical first step?

• Reinstall the OS

• Test with a different PSU

• Check CPU seating and power connections

• Replace the motherboard

A user reports their computer is running slowly. What is the first step you should take?

• Replace the CPU

• Add more RAM

• Check the Task Manager for resource usage

• Reinstall the operating system

A user needs to connect their external hard drive to their computer for data backup. The hard drive uses a high-speed interface with backward compatibility to older USB standards.

Which peripheral cable should the user use to connect the external hard drive to their computer?

• USB 2.0

• USB 3.0

• Serial

• Thunderbolt

A server administrator needs to upgrade the memory in a server to enhance its performance and reliability. The server requires memory modules that can detect and correct errors to ensure data integrity.

Which type of RAM should the administrator install in the server?

• Virtual RAM

• Dual-channel RAM

• ECC RAM

• DDR5

A user reports frequent system crashes on their workstation after installing a new software application. The IT technician suspects that the crashes are caused by the recent software installation.

What should the technician do first according to the best practice methodology?

•  Immediately uninstall the software application to resolve the issue.

•  Gather information from the user, identify user changes, and perform backups before making changes.

• Ignore the user's report and proceed with troubleshooting the hardware components.

• Check the system's hardware configuration to identify any issues

A user complains about slow performance on their laptop, suspecting a software issue.

What should the IT support technician do next according to the best practice methodology?

• Immediately reinstall the operating system to resolve the issue.

  
  

•  Establish a theory of probable cause and conduct external or internal research based on symptoms.

• Ignore the user's complaint as it might not be related to a software issue

•  Replace the laptop's hardware components to improve performance.

  
  

A computer enthusiast is building a high-performance gaming PC and wants to install a storage device that offers fast data access and read/write speeds to reduce loading times in games.

Which storage device should the enthusiast choose for the gaming PC?

• 7,200rpm HDD

• Flash drive

• SSD with NVMe interface

• Optical drive

A small business owner needs to set up a storage solution for their business data that provides both speed and data redundancy for enhanced reliability and data protection.

Which drive configuration should the business owner implement for this purpose?

• RAID 0

• RAID 1

• RAID 5

• RAID 10

A user is experiencing delays when switching between open applications on their computer. The system has 8 GB of RAM but a slow HDD.

What would likely improve the system’s performance the most?

• Adding more RAM

• Replacing the HDD with an SSD

• Upgrading the CPU

• Changing the operating system

A PC doesn't start at all, not even the fans. What's the first thing to check?

• CPU

• RAM

• Power supply and connections

• Hard drive