Q's Flashcards
Every time a Windows Vista computer boots, you receive an error message stating that the cover was previously removed. You want to prevent this alert from being displayed. In which location should you disable this alert?
BIOS
While performing routine for a customer, you hear a grinding noise coming from inside the PC case. Which component should you suggest the customer replace?
HDD
Which type of cable can operate at up to 10 gigabits per second?
CAT 5e
An IBM PC is giving one long beep and one short beep when turned on. The PC does not boot up
Check the MOBO
You perform several hardware upgrades on a user’s PC. You notice that the PC has an AMI BIOS. After completing the upgrades, you boot the PC. You hear 7 beeps. Which component should you check?
CPU
You are choosing from among several different laptops components. Which of the following operates at the fastest speed?
ExpressCard using a PCIe bus
Cat5 - up to 100m and 100Mbps
Cat6 - up to 100m and 10Gbps
Multi-mode Fiber - up to 500m and 10Gbps
Single-mode Fiber- up to 40km & 10Gbps
ThikNet - up to 500m and 10Mbps
ThinNet - up to 185m and 10Mbps
You are hired to train a group of new users technicians. one of your lessons is on how to construct CAT5 and CAT6 Ethernetcables. To make sure they know the difference btw a 568A & 568B cables, what are the most important areas you should focus on during the training?
- Use the correct color scheme pattern for a T568A and T568B cable
- T568A is called a crossover cable, and T568B is called a straight-through cable
Different RAM types
DDR-SDRAM 184 pins and 2.5 v
DDR2 240 pins and 1.8v
DDR3 240 pins and 1.2-1.5v
DDR4 280 pins and 1.2 - 1.35v
Network Topology
10Base
Beverly has contacted you and stating that her computer will not boot and keeps beeping. Which components must pass a PC’s POST before an OS will load?
Mem
The video Card
CPU
Cable that uses a light-emitting diode LED
multi-core fiber optic cable
Beth’s PC keeps locking up, and she is not sure why. She was told by the intern at her company’s help desk that she should reboot the PC often. However she has noticed tha the PC freezes when she opens more than 2 programs at a time. Before she upgrades the RAM, what else can she do to help alleviate this problem?
Increase the size of the paging file
A user complaints that his PC is taking a long time to boot. During the boot process, you observe that the hard drives activity light is staying on. You discover that the HDD is nearing its max capacity. The computer contains a single 150-GB HDD. What should you do?
Add an identical HDD, and configure a RAID-0 volume.
When installing a TV tuner adapter card in a PC, except:
Plug the TV tuner adapter card into a USB port
A client reports CMOS mismatch errors at startup. Further convo with him reveals that he had forgotten the startup password he assigned in CMOS, and he had to clear all CMOS settings for his PC to complete a successful startup. Although he can now start his PC, he continues to observe CMOS errors each time he starts the PC. He replaced the CMOS battery, but the problem continues.
The system board jumper settings
George, a user, receive a blue screen error when attempting to access a third party application on his PC. When you are troubleshooting the PC, you get a blue screen error that lists the same mem location for the error. What should you do?
Replace the defective mem module.
You should replace the defective mem module. If you get two blue screen errors that list the same mem location, the most likely causeis a defective mem module.
You are teaching a one-week PC repair class. Early Monday morning, you discover that a student from the previous week protected his PC with a BIOS startup password, and you are unable to contact the student to obtain the password. This week’s class starts in one hour, and all seats are take.
Use a system board jumper.
When you start your PC, a CMOS checksum error is caused. After investigating, you discover that the CMOS battery is causing the problem. You want to measure the voltage of the CMOS battery before repalcing it with a new one. Which device should you use?
Vol Ohm Meter
The primary HDD in your Windows computer has failed. You purchase a new HDD and install it in your computer. What should you do first?
Change the HDD configuration settings in the computer’s BIOS
Where’s the MBR stored?
HDD
Chip connects the system bus to the AGP and PCI buses
Northbridge
A user reports that his Windows PC often issues errors about running out of victual mem. You want to increase the amount of available virtual mem.
Edit the size of the paging file in the OS
What’s the transmission distance supported by single-mode fiber optic cable?
appr. 20 miles
