Chapter 1-9 Netacad IT Essentials Final Exam ALL ANSWERS 100% CORRECT GRADE RATED A+

1. In which situation would an ESD strike potentially cause harm to the PC? - when replacing a mechanical hard drive with an M.2 SSD 2. A person has started a new technical job. In which situation would ESD be an issue? - when installing a processor A technician is about to begin preventive maintenance on a company PC. In which situation would ESD be an issue? - when replacing a motherboard An instructor has given a student an assignment to assemble a PC. In which situation should the student be aware that ESD is an issue? - when installing RAM 5. What two motherboard components control the system boot operations? (Choose two.) - BIOS chip UEFI chip A technician is upgrading an ATX motherboard with another ATX motherboard. Which component might be affected by this and need to be upgraded and bought as an additional purchase? - CPU A customer has requested that a PC be built that will support eSATA. Which component should be checked to be sure that this feature is supported? - chipset Which memory module used to hold instructions for booting a PC and loading the OS, but is still used on adapters even though the memory contents cannot be changed? - ROM 9. What is a characteristic of DDR SDRAM? - It transfers data twice per clock cycle compared to once per clock cycle for SDRAM. 10. What are two safety hazards when dealing with laser printers? (Choose two.) - high voltage hot components . Which component requires a technician to install screws externally through the PC case? - power supply A technician is installing an internal HDD. To which motherboard connector will the technician connect the data cable? - SATA When a PC is being assembled, what component is connected to the motherboard with a SATA cable? - the optical drive . A technician is troubleshooting a computer that is experiencing hardware failure detected by the BIOS. What is one way this failure is indicated? - The computer emits a pattern of beeps indicating the failing device. Which three features can be configured in the BIOS settings to secure a computer? (Choose three.) - passwords drive encryption TPM What is the purpose of RAID adapters? - to connect multiple storage devices for redundancy or speed 8. When a new motherboard is being installed, between which two components must thermal compound be applied? (Choose two.) - CPU heat sink What is the purpose of a Safety Data Sheet? - to specify procedures for dealing with potentially hazardous materials Which negative environmental factor does cleaning the inside of a computer reduce? - Dust What is a recommended procedure to follow when cleaning computer components? - Hold cans of compressed air upright while spraying. On the production floor, a furniture plant has laptops for process monitoring and reporting. The production floor environment is around 80 degrees Fahrenheit (27 degrees Celsius). The humidity level is fairly high around 70 percent. Fans are mounted in the ceiling for air circulation. Wood dust is prevalent. Which condition is most likely to adversely affect a laptop that is used in this environment? - the dust After a technician tests a theory of probable causes, what two actions should the technician take if the testing did not identify an exact cause? (Choose two.) - Document each test tried that did not correct the problem. Establish a new theory of probable causes. What would happen if a PC that contains a power supply that does not automatically adjust for input voltage is set to 230 volts and attaches to an outlet in the United States? - The PC would not turn on Which type of network spans a single building or campus and provides services and applications to people within a common organizational structure? - LAN What are two types of wired high-speed Internet connections? (Choose two.) - cable DSL In what two situations would UDP be better than TCP as the preferred transport protocol? (Choose two.) - when applications do not need to guarantee delivery of the data when a faster delivery mechanism is needed The current IP configuration of a small company is done manually and is time-consuming. Because of increased network growth, a technician n ...CONTINUED..