Week 1 Study Set
You work for a store that sells and repairs computers. Due to the room's layout, while repairing computers, you must walk from one side of the carpeted room to the other frequently. Which of the following would BEST protect you from static electricity buildup? 1. Self-grounding 2. ESD heel strap 3. ESD mat 4. ESD wrist strap
4. ESD wrist strap
Which of the following are considered input devices? (Select three.)
1. Keyboard 2. Microphone 3. Scanner
Besides protecting a computer from under-voltages, a typical UPS also performs which other actions? (Select two.)
1.Conditions the power signal 2.Protects network cabling from EMI
Which of the following are common tools used to physically clean the inside of a computer?(Select two.) 1. Natural bristle brush 2. Compressed air 3. Damp rag 4. Wire brush 5. Industrial degreaser
2. Compressed air 1. Natural bristle brush
You are the PC technician for a company. An employee has gone to a meeting while you fix the computer in her office. She accidentally left a report open next to her computer. It states that a friend of yours in accounting will be submitted for review if their poor work performance continues. Which of the following is the BEST action to take? 1. Tell your friend about the report you saw and whose desk it was on. 2. Tell your fellow PC technicians about what you saw and let them decide what to do with the information. 3. Give your friend a heads up about what you found, but don't tell them how you got the information. 4. Ignore the paper and tell no one of its contents.
4. Ignore the paper and tell no one of its contents.
Which problem can occur if your system case fan blows in the wrong direction? 1. A rapid change from cold to warm can cause damage to the components. 2. Extensive dust can build up and the system can overheat. 3. Condensation can build up in the computer. 4. The flow of air is negated and the system can overheat.
4. The flow of air is negated and the system can overheat.
You are in the process of setting up an Ethernet network for a new building at your company's headquarters. You need to connect the wires from the different Ethernet office wall plates to your network rack. Which of the following components on the network rack should you use to connect the wires from the office wall plates? A. Ethernet router B. Ethernet switch C. Ethernet patch panel D. UPS
A. Ethernet router
To prevent ESD when replacing internal computer components, you attach an anti-static wrist strap to your wrist. Where should the other end be fastened? (Select two.)
Anti-static mat & Metal area on the computer case
While on a service call at a customer site, you are discussing the problem with the customer when your cell phone rings. You check the caller ID, and you see that the call is related to parts you ordered for another customer. What is the MOST professional way to handle the situation?
Ask the customer if it is okay to take the call, and then step into the hallway to briefly talk on the phone.
You are an IT technician for your company. A coworker calls your department and asks for help fixing his malfunctioning internal Blu-ray drive, which he installed himself. When you arrive, you unplug and then open the employee's computer. As you begin to examine his computer, the employee begins to describe the steps he has taken to install and troubleshoot the issue on his own. You examine all of the connectors and discover that the employee forgot to connect the Blu-ray drive's power cable. Your initial thought is, "How stupid can this guy be?" but you restrain from making any comments. At that moment, another coworker calls your cell phone. The ringing of the phone distracts your thoughts, and while the owner of the computer is still explaining the troubleshooting steps already completed, you quickly connect the power to the device and close the computer. A quick test determines that the device is now working. Which of the following professionalism principles is the technician failing to follow? (Select two.)
Avoid being judge mental, actively listening
As you arrive on-site to fix an issue, you are met by a frantic employee who immediately details how critical the issue is and how important it is to fix it as quickly as possible. Having seen this same issue many times, you say to the customer, "Stop worrying. I know what I'm doing." What professionalism principle are you failing to follow?
Avoid dismissing customer problems.
Q: A technician works in a factory where there is a significant amount of EMI (electromagnetic interference) emissions. Due to this EMI, several of the computers that control the factory's manufacturing machines are unable to communicate with the network. Which of the following network cabling options would be the BEST for reestablishing network communications? A. Cat 7 B. Fiber optic C. Cat 5e D. Coaxial
B. Fiber optic
Which of the following device types should be plugged into a surge-protected-only outlet on a UPS unit and not a battery backup outlet? A. External hard disk drive B. Inkjet printer C. Secondary LCD monitor D. Laser printer
B. Inkjet printer
Your company provides testing services that help customers identify and resolve performance issues with their software and e-commerce sites before they go live. To perform accurate testing, a large number of computers are required, sometimes numbering in the hundreds. Recently, you have noticed that the lights in the testing lab seem dimmer than normal and sometimes flicker. Which of the following electrical terms BEST describes the condition you are most likely experiencing?
Brownout
In which of the following situations should you NOT use an ESD wrist strap? A. When wearing jewelry. B. When replacing worn or frayed power cords. C. When working with high-voltage components. D. When replacing memory modules.
C. When working with high-voltage components
Which of the following devices can store large amounts of electricity, even when unplugged?
CRT monitor
26. Katy is a IT engineer who is responsible for maintaining the environment in her company datacenter in San Francisco. While swapping motherboards in a server in the data center, she notices that the original motherboard is showing signs of corrosion. Which of the following is the BEST solution to resolve the corrosion issue?
Decrease the humidity in the data center.
Timothy works in the graphic arts departments and has received approval to upgrade his video card. The card has arrived, and you are ready to begin the upgrade by replacing the old video card with the new one in his workstation. To ensure your personal safety, which of the following should you do first.
Disconnect Power
To improve the safety of your location and comply with regulations regarding work environments with hazardous materials, you have been assigned to assemble Material Safety Data Sheets (MSDS) for all chemicals used in your shop. How should you obtain these documents?
Download them from the chemical manufacturer's websites.
Printer
Output
Speakers
Output
You are assembling components in a network rack and need a device that connects three network segments. Which of the following devices will meet your networking needs? Wireless controller Ethernet patch panel Ethernet switch Ethernet router
Ethernet router
What method is used to ensure proper ventilation in a server room?
Hot and cold aisles
As a systems engineer for a large retail corporation, you have filled out a change order form to replace the laptop computers that sales reps use on the road with business tablets that are much more durable, provide both touch and keyboard options, and are more portable and easier to use when working with clients. The request has been forwarded to the change board, which is reviewing the change order form with you. One of the board members asks if this change will impact plans to move more of the business online to reach customers directly. Which of the following questions does the board member really want answered?
How does this change fit with company's current strategic focus?
Keyboard
Input
Microphone
Input
A new laptop was delivered to your home and left on the porch while you were at work. It is very cold outside, and you don't know how long it has been there. You unpack the laptop. You would like to know if it is working properly. Which of the following is the BEST action to take?
Let the laptop warm up to room temperature before turning it on.
DVD-RW
Long-term Storage
Hard Disk
Long-term Storage
You are a system administrator for a financial institution. Most of your employees work at home and have various work environments. One of your account managers is complaining that customer data is disappearing from her account management application. She insists that she saves data regularly and has not had a problem until recently. Her workstation has both a solid-state drive (SSD) and a traditional hard drive. She runs the application from the SSD drive, but stores the customer data on the hard drive. She has recently moved her desk to a room in her house that is used for entertainment. The room has a sound system with several installed speakers for surround sound. Which of the following types of interference might be causing the issue with disappearing customer data? Radio frequency interference (RFI) Magnetic fields Electromagnetic interference (EMI) Negative pressure HVAC system
Magnetic fields
Which of the following components require special disposal procedures to comply with environmental guidelines?
Notebook battery
CPU
Processing
RAM
Processing
Which computer function takes data through a series of procedures as defined by a set of instructions?
Processing
You work for a company that provides payroll automation software to its clients. You are creating a program that will automate payroll tasks for small businesses with few employees. You are on track to meet your deadline for the project, and you anticipate having a lot of money leftover in the project budget. Mid-project, you receive a call from the human resources manager at MakeStuff, a company that will use the small-business payroll software. The manager informs you that MakeStuff has decided to offer its employees a 401k investment option and asks whether the small-business payroll program can automatically manage 401k investments. Currently, the project plan does not include that function, but you believe making the addition would be valuable to your business. You are worried about requesting permission to add this functionality for two reasons. First, the deadline for this project is very close, and it cannot be moved. Second, you have created software that automates flexible savings account management, but you haven't automated 401k investments before, and you know they are more complicated. You must fill out a change order form to request this change. Select the best option for each portion of the form.
Purpose of Change :To provide every client using the software the functionality to automate 401k management. Scope of Change Add 401k management to the payroll software. Plan for Change Request to hire contractors to implement 401k management. Risk Analysis Using contractors could result in going over budget if there are problems with the project. Backout Plan Back up the program and data before adding the new feature.
Which part of the change management process asks how the project will align with the organization's current mission and strategy?
Purpose of the change
28. Arrange the standard change order form information on the left in its standard presentation order on the right. (Not every answer will be used.) Change board membership Purpose of the change Proposal to the customer Explanation of changes already made Risk analysis Scope of the change Proposal to the CEO Backout plan
Purpose of the change Scope of the change Risk analysis Backout plan
25. Which of the following is true about RFI?
RFI is caused by nearby devices, such as cordless phones or microwave ovens.
One of your account managers is complaining that customer data is disappearing from her account management application. She insists that she saves data regularly and has not had a problem until recently. Her workstation has both a solid-state drive (SSD) and a traditional hard drive. She runs the application from the SSD drive, but stores the customer data on the hard drive. She has recently moved her desk to a room in her house that is used for entertainment. The room has a sound system with several installed speakers for surround sound. Which of the following types of interference might be causing the issue with disappearing customer data?
Radio frequency interference (RFI)
You need to replace a broken monitor on a desktop system. You decide to replace it with a spare monitor that wasn't being used. Even though the monitor is made by a different manufacturer than the desktop computer, it still works with the computer. Which computer design concept makes this possible?
Standardization
You need to replace a broken monitor on a desktop system. You decide to replace it with a spare monitor that wasn't being used. Even though the monitor is made by a different manufacturer than the desktop computer, it still works with the computer. Which computer design concept makes this possible? Plug and play Standardization Firmware Componentization
Standardization
An employee calls you to demand more RAM for her computer to complete her work tasks. However, you know that her department doesn't have a budget for new equipment. Your supervisor is the only one that has authority to allocate department funds. Which of the following is the BEST way to respond? Tell the employee that the best option is for her to purchase new RAM for the computer and bring it to work. Tell the employee that you will get new RAM for their computer as soon as possible. Tell the employee that she should make do with what she has. Tell the employee that her department doesn't currently have a budget for equipment upgrades, but that you will let your supervisor know about the request so it can be properly determined if new RAM can be acquired.
Tell the employee that her department doesn't currently have a budget for equipment upgrades, but that you will let your supervisor know about the request so it can be properly determined if new RAM can be acquired.
What Should you use to clean an inkjet printer's print heads?
The printer's cleaning function
Which of the following is true about negative pressure systems?
They can bring in airborne particles, such as dust or smoke.
Your company has a plan in place to upgrade each employee's laptop computer to a newer model every three years. As a result, you often have old laptop batteries. Unless otherwise dictated by your local authorities, which of the following is the BEST way to deal with these types of batteries?
They must be recycled.
27. Your local area experiences brownouts or blackouts during frequent electrical storms. Which of the following components could you add to your network rack to help protect your servers from brownouts or blackouts?
UPS
The router below provides several ports for connecting two or more network segments or subnets. The port circled in red is a small form-factor pluggable (SFP) connector. Which type of network can connect to this port?
WAN