What is a danger with upgrading the BIOS?

A failed upgrade could render the computer unusable

How can the technician guarantee that the memory is correctly aligned?

By aligning the notch in the RAM with the key in the slot

You ran out of theories but still can't figure out what's wrong. What should you do next?

Establish a new theory of probable causes

What is a function of the BIOS?

It performs a check on all internal components

How does POST indicate that there's an error?

It issues a number of short beeps

What should you always verify before working on a customer's computer?

That they have a verified backup of their files

Your computer's date & time keep resetting after you turn off your computer. What's the cause?

The CMOS battery is loose or failing

Which task is considered a hardware preventative maintenance task?

Check for and secure loose cables

When assembling computer, which action can help eliminate cable clutter within a computer case?

Install a modular power supply.

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Cisco IT Essentials - Chapter 3+4

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#BIOS #Computerassembly

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Questions 25

Answers

1
What data is stored in the CMOS memory chip?
Windows configuration settings
BIOS settings
user login information
device drivers
2
The ideal environment humidity for computers.
45 and 80 percent
10 and 80 percent
10 and 90 percent
45 and 90 percent
3
What is a danger with upgrading the BIOS?
A failed upgrade could render the computer unusable
The upgrade could make the MOBO's PCI slots slower
The MOBO becomes highly sensitive to ESD during the upgrade
A failed upgrade could uninstall the Operating System
4
How can the technician guarantee that the memory is correctly aligned?
By aligning the notch in the RAM with the key in the slot
Memory slots are color coded red and blue on opposite ends
The RAM should be aligned with the arrows on motherboard
The label on the memory module should always face the CPU
5
Which of these is a closed-ended question?
Did you install a new program?
When did the issue first appear?
Who had access to the computer?
What have you tried so far?
6
What can happen if your PSU is set to the wrong voltage for your country's power outlet?
POST will indicate an error then shut down the computer
Your computer will work normally
Your PSU will explode
Your computer won't turn on
7
You ran out of theories but still can't figure out what's wrong. What should you do next?
Verify that the whole computer works
Try everything you've already tried again
Establish a new theory of probable causes
Try randomly removing and reseating components
8
Which troubleshooting tool would help a technician find the program using the most memory?
BIOS
Task Manager
Device Manager
Event Viewer
9
What is used to clean when reseating a CPU?
Isopropyl alcohol
Water
Air
Essential oils
10
What is a function of the BIOS?
It provides graphic capabilities for games and applications
It performs a check on all internal components
It provides temporary data storage for the CPU
It enables a computer to connect to a network
11
Which is a BIOS security feature prevent data from being read from a hard drive?
RAID
secure boot
BIOS passwords
drive encryption
12
In which step of the Troubleshooting Process should you implement preventative measures?
1
5
4
2
13
How does POST indicate that there's an error?
It places an error message in the BIOS
The LED on the front of the computer case flashes
It locks the keyboard
It issues a number of short beeps
14
Which type of drive is typically installed in a 5.25 inch (13.34 cm) bay?
optical drive
flash drive
SSD
hard drive
15
How should you clean the CPU fan with compressed air?
Shake the compressed air before using it
Hold it really close to it to get the most powerful blast
Hold the fan blades
Tilt the can
16
When creating theories for the cause of the problem, you should start with...
The most obvious
What the customer thinks. They're always right.
The one that will take the longest to do
The most complex
17
What BIOS utility acts like Apple's "Find my Phone" but for your PC?
Secure Boot
BIOS password
LoJack
TPM
18
What should you always verify before working on a customer's computer?
That they're available to watch you fix the issue
That they have a verified backup of their files
That they brought all of their cables with them
That their payment information on file is correct
19
What is used to prevent the motherboard from touching metal portions of the computer case?
standoffs
ZIF sockets
an I/O shield
thermal compound
20
You've finally solved the problem. What do you do now?
Verify that everything works
Document everything.
Ask the customer for their contact information
Test the theory to find the cause of the problem
21
Your computer's date & time keep resetting after you turn off your computer. What's the cause?
BIOS needs to be updated to UEFI
PSU doesn't have enough wattage
The CMOS battery is loose or failing
The chipset is damaged and need to be replaced
22
Which task is considered a hardware preventative maintenance task?
Set up secure password requirements
Update software
Run an antivirus scan
Check for and secure loose cables
23
The ideal environment temperature for computers.
45 and 90 degrees Farenheit
10 and 80 degrees Farenheit
10 and 90 degrees Farenheit
45 and 80 degrees Farenheit
24
Which computer component is required to use two monitors simultaneously?
an extra USB connection
a second video port
a switch
an extra power supply
25
When assembling computer, which action can help eliminate cable clutter within a computer case?
Install a modular power supply.
Install a CPU without using a heat sink and fan assembly.
Install a 2.5in HDD instead of a 3.5in HDD.
Install a motherboard without using standoffs in the case.

Cisco IT Essentials - Chapter 3+4 Flashcards | StudBud