IT Essentials 7.0 8.0 Final Exam –
Composite (Chapters 1-14) UPDATED
Actual Exam Questions and CORRECT
Answers
1. In which situation would an ESD strike potentially cause harm to the PC? - CORRECT
ANSWER✔✔- when replacing a mechanical hard drive with an M.2 SS, when installing
RAM
2. A person has started a new technical job. In which situation would ESD be an issue? -
CORRECT ANSWER✔✔- when installing a processor, when installing RAM
3. A technician is about to begin preventive maintenance on a company PC. In which
situation would ESD be an issue? - CORRECT ANSWER✔✔- when replacing a
motherboard
4. 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? - CORRECT ANSWER✔✔- when
installing RAM, when replacing a mechanical hard drive with an M.2 SSD, when installing a
processor
5. What two motherboard components control the system boot operations? (Choose two.) -
CORRECT ANSWER✔✔- BIOS chip, UEFI chip
6. 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? - CORRECT ANSWER✔✔- CPU
7. 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? - CORRECT ANSWER✔✔-
chipset
,8. 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? - CORRECT
ANSWER✔✔- ROM
9. What is a characteristic of DDR SDRAM?p - CORRECT ANSWER✔✔- 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.) -
CORRECT ANSWER✔✔- high voltage,hot components
11. Which component requires a technician to install screws externally through the PC case? -
CORRECT ANSWER✔✔- power supply
12. A technician is installing an internal HDD. To which motherboard connector will the
technician connect the data cable? - CORRECT ANSWER✔✔- SATA
14. When a PC is being assembled, what component is connected to the motherboard with a
SATA cable? - CORRECT ANSWER✔✔- the optical drive
15. A technician is troubleshooting a computer that is experiencing hardware failure detected
by the BIOS. What is one way this failure is indicated? - CORRECT ANSWER✔✔- The
computer emits a pattern of beeps indicating the failing device.
16. Which three features can be configured in the BIOS settings to secure a computer?
(Choose three.) - CORRECT ANSWER✔✔- drive encryption,TPM, passwords
17. What is the purpose of RAID adapters? - CORRECT ANSWER✔✔- to connect multiple
storage devices for redundancy or speed
18. When a new motherboard is being installed, between which two components must
thermal compound be applied? (Choose two.) - CORRECT ANSWER✔✔- CPU,heat sink
19. What is the purpose of a Safety Data Sheet? - CORRECT ANSWER✔✔- to specify
procedures for dealing with potentially hazardous materials
,20. Which negative environmental factor does cleaning the inside of a computer reduce? -
CORRECT ANSWER✔✔- dust
21. What is a recommended procedure to follow when cleaning computer components? -
CORRECT ANSWER✔✔- Hold cans of compressed air upright while spraying.
22. 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? - CORRECT ANSWER✔✔- the dust
23. 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.) - CORRECT
ANSWER✔✔- Establish a new theory of probable cause, Document each test tried that did
not correct the problem.
24. 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? -
CORRECT ANSWER✔✔- The PC would not turn on.
25. Which type of network spans a single building or campus and provides services and
applications to people within a common organizational structure? - CORRECT
ANSWER✔✔- LAN
26. What are two types of wired high-speed Internet connections? (Choose two.) -
CORRECT ANSWER✔✔- Cable, DSL
27. In what two situations would UDP be better than TCP as the preferred transport protocol?
(Choose two.) - CORRECT ANSWER✔✔- when a faster delivery mechanism is needed,
when applications do not need to guarantee delivery of the data
28. The current IP configuration of a small company is done manually and is time-
consuming. Because of increased network growth, a technician needs a simpler way for IP
, configuration of workstations. Which service would simplify the workstation IP configuration
task? - CORRECT ANSWER✔✔- DHCP
29. A company is looking for a next-generation firewall that provides VPN functionality,
IDS/IPS functionality, and DoS/DDoS protection. Which device would be best suited for this
task? - CORRECT ANSWER✔✔- UTM
30. A student is helping a friend with a home computer that can no longer access the Internet.
Upon investigation, the student discovers that the computer has been assigned the IP address
169.254.100.88. What could cause a computer to get such an IP address? - CORRECT
ANSWER✔✔- unreachable DHCP server
31. What three values must be added to the IPv4 properties of a NIC in order for a computer
to have basic connectivity with the network? (Choose three.) - CORRECT ANSWER✔✔-
subnet mask, default gateway,IP address
32. A device has an IPv6 address of 2001:0DB8:75a3:0214:0607:1234:aa10:ba01 /64. What
is the host identifier of the device? - CORRECT ANSWER✔✔- 0607:1234:aa10:ba01
33. How can a user prevent specific applications from accessing a Windows computer over a
network? - CORRECT ANSWER✔✔- Block specific TCP or UDP ports in Windows
Firewall.
35. A technician has been asked to configure Wi-Fi calling on a corporate mobile device. In
which situation would this feature be most advantageous? - CORRECT ANSWER✔✔- when
in an area with poor cellular coverage
36. Which statement is true about laptops? - CORRECT ANSWER✔✔- Most of the internal
components that are designed for laptops cannot be used for desktops.
37. Which standard provides a bridge between laptop hardware and the operating system and
a way for technicians to configure power management schemes to get the best performance? -
CORRECT ANSWER✔✔- ACPI
Composite (Chapters 1-14) UPDATED
Actual Exam Questions and CORRECT
Answers
1. In which situation would an ESD strike potentially cause harm to the PC? - CORRECT
ANSWER✔✔- when replacing a mechanical hard drive with an M.2 SS, when installing
RAM
2. A person has started a new technical job. In which situation would ESD be an issue? -
CORRECT ANSWER✔✔- when installing a processor, when installing RAM
3. A technician is about to begin preventive maintenance on a company PC. In which
situation would ESD be an issue? - CORRECT ANSWER✔✔- when replacing a
motherboard
4. 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? - CORRECT ANSWER✔✔- when
installing RAM, when replacing a mechanical hard drive with an M.2 SSD, when installing a
processor
5. What two motherboard components control the system boot operations? (Choose two.) -
CORRECT ANSWER✔✔- BIOS chip, UEFI chip
6. 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? - CORRECT ANSWER✔✔- CPU
7. 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? - CORRECT ANSWER✔✔-
chipset
,8. 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? - CORRECT
ANSWER✔✔- ROM
9. What is a characteristic of DDR SDRAM?p - CORRECT ANSWER✔✔- 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.) -
CORRECT ANSWER✔✔- high voltage,hot components
11. Which component requires a technician to install screws externally through the PC case? -
CORRECT ANSWER✔✔- power supply
12. A technician is installing an internal HDD. To which motherboard connector will the
technician connect the data cable? - CORRECT ANSWER✔✔- SATA
14. When a PC is being assembled, what component is connected to the motherboard with a
SATA cable? - CORRECT ANSWER✔✔- the optical drive
15. A technician is troubleshooting a computer that is experiencing hardware failure detected
by the BIOS. What is one way this failure is indicated? - CORRECT ANSWER✔✔- The
computer emits a pattern of beeps indicating the failing device.
16. Which three features can be configured in the BIOS settings to secure a computer?
(Choose three.) - CORRECT ANSWER✔✔- drive encryption,TPM, passwords
17. What is the purpose of RAID adapters? - CORRECT ANSWER✔✔- to connect multiple
storage devices for redundancy or speed
18. When a new motherboard is being installed, between which two components must
thermal compound be applied? (Choose two.) - CORRECT ANSWER✔✔- CPU,heat sink
19. What is the purpose of a Safety Data Sheet? - CORRECT ANSWER✔✔- to specify
procedures for dealing with potentially hazardous materials
,20. Which negative environmental factor does cleaning the inside of a computer reduce? -
CORRECT ANSWER✔✔- dust
21. What is a recommended procedure to follow when cleaning computer components? -
CORRECT ANSWER✔✔- Hold cans of compressed air upright while spraying.
22. 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? - CORRECT ANSWER✔✔- the dust
23. 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.) - CORRECT
ANSWER✔✔- Establish a new theory of probable cause, Document each test tried that did
not correct the problem.
24. 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? -
CORRECT ANSWER✔✔- The PC would not turn on.
25. Which type of network spans a single building or campus and provides services and
applications to people within a common organizational structure? - CORRECT
ANSWER✔✔- LAN
26. What are two types of wired high-speed Internet connections? (Choose two.) -
CORRECT ANSWER✔✔- Cable, DSL
27. In what two situations would UDP be better than TCP as the preferred transport protocol?
(Choose two.) - CORRECT ANSWER✔✔- when a faster delivery mechanism is needed,
when applications do not need to guarantee delivery of the data
28. The current IP configuration of a small company is done manually and is time-
consuming. Because of increased network growth, a technician needs a simpler way for IP
, configuration of workstations. Which service would simplify the workstation IP configuration
task? - CORRECT ANSWER✔✔- DHCP
29. A company is looking for a next-generation firewall that provides VPN functionality,
IDS/IPS functionality, and DoS/DDoS protection. Which device would be best suited for this
task? - CORRECT ANSWER✔✔- UTM
30. A student is helping a friend with a home computer that can no longer access the Internet.
Upon investigation, the student discovers that the computer has been assigned the IP address
169.254.100.88. What could cause a computer to get such an IP address? - CORRECT
ANSWER✔✔- unreachable DHCP server
31. What three values must be added to the IPv4 properties of a NIC in order for a computer
to have basic connectivity with the network? (Choose three.) - CORRECT ANSWER✔✔-
subnet mask, default gateway,IP address
32. A device has an IPv6 address of 2001:0DB8:75a3:0214:0607:1234:aa10:ba01 /64. What
is the host identifier of the device? - CORRECT ANSWER✔✔- 0607:1234:aa10:ba01
33. How can a user prevent specific applications from accessing a Windows computer over a
network? - CORRECT ANSWER✔✔- Block specific TCP or UDP ports in Windows
Firewall.
35. A technician has been asked to configure Wi-Fi calling on a corporate mobile device. In
which situation would this feature be most advantageous? - CORRECT ANSWER✔✔- when
in an area with poor cellular coverage
36. Which statement is true about laptops? - CORRECT ANSWER✔✔- Most of the internal
components that are designed for laptops cannot be used for desktops.
37. Which standard provides a bridge between laptop hardware and the operating system and
a way for technicians to configure power management schemes to get the best performance? -
CORRECT ANSWER✔✔- ACPI
