Shared Flashcard Set

Details

CompTIA A+
N/A
70
Computer Science
Undergraduate 1
04/08/2014

Additional Computer Science Flashcards

 


 

Cards

Term
Which of the following is the correct fire extinguisher class for an electrical fire?
A. A
B. B
C. C
D. D
Definition
C. C
Term
Which statement is a true general comparison of the effects of EMI versus ESD?
A. ESD can damage hardware; EMI harms data.
B. EMI can harm hardware; ESD harms data.
C. ESD and EMI are identical.
D. EMI can cause injury or death; ESD is less harmful to people.
Definition
A. ESD can damage hardware; EMI harms data.
Term
I plan to replace the power supply in a computer. What is the most important safety measure I should take to protect myself?
A. Wear an antistatic wristband.
B. Do not ground yourself.
C. Bend your knees when you lift it.
D. Buy a name-brand power supply.
Definition
B. Do not ground yourself.

The most important safety measure you should take to protect yourself is to not ground yourself because you do not want to make your body a path for electricity to take to ground.
Term
My CRT display is only a few years old and was quite expensive. It is not malfunctioning, and none of the external buttons on the monitor help, nor can I fix it using the Properties settings in Windows. What should I do?
A. Open the CRT case and look for a loose connection.
B. Take it to a qualified repair center.
C. Immediately discard it.
D. Recycle it.
Definition
B. Take it to a qualified repair center.
Term
What can I use to protect my PC from power sags?
A. Surge Protector.
B. Power supply.
C. UPS.
D. APS.
Definition
C. UPS

A UPS will protect a PC from a power sags because it provides conditioned power, free from the surges, spikes, and sags coming from the power company.
Term
What should you do before moving any computer equipment?
A. Power down and disconnect the power cord.
B. Wear work gloves.
C. Put on a face mask.
D. Remove the power supply.
Definition
A. Power down and disconnect the power cord.
Term
What is the ideal environment for ESD to occur?
A. Hot and humid
B. Cold and humid
C. Hot and dry
D. Cold and dry
Definition
D. Cold and dry
Term
You are getting ready to install a new component, a memory stick that came in its own antistatic bag. What is the correct way to handle this component and the bag?
A. Remove the component from the bag and place it on top of the bag until ready to install.
B. Remove the component from the bag and immediately discard the bag.
C. Leave the component in the bag until you are ready to install it.
D. Remove the component from the bag and turn the bag inside out before placing the component on the bag.
Definition
C. C. Leave the component in the bag until you are ready to install it.
Term
My CRT display is jittery; should I replace the display?
A. Yes, this is a fatal defect.
B. No, look for a source of EMI and increase the distance between that source and the display.
C. Yes, and buy a display that resists ESD.
D. No, look for a source of ESD and move it away from the display.
Definition
B. No, look for a source of EMI and increase the distance between that source and the display.
Term
When a computer system is no longer functioning and is not repairable, how should you dispose of it?
A. Put it in the trash.
B. Donate it to a charity.
C. Send it to a recycling center.
D. Send it to a landfill.
Definition
C. Send it to a recycling center.

Even a non functioning computer has material in it that can and should be recycled.
Term
We do not know the proper handling of an old solvent previously used in our company, and now we need to discard it. How can I find out more about it?
A. Contact the manufacturer and ask for an MSDS.
B. Send it to a recycling center.
C. Transfer it to a glass jar for safe storage.
D. Call 911.
Definition
A. Contact the manufacturer and ask for an MSDS.
This document will contain instructions on safe handling and safe disposal of the chemical.
Term
What should we do with the large number of used batteries we accumulate in our office?
A. Dispose of them in the trash.
B. Find a recycling center that will accept them.
C. Send them back to the manufacturer.
D. Let them accumulate and dispose of them about once a year.
Definition
B. Find a recycling center that will accept them.
Term
Which of the following is complete "online" power protection device?
A. Power strip
B. Surge protector
C. Inverter
D. UPS
Definition
D. UPS
Term
When you are explaining something technical to a customer, which of the following is the best technique to use to confirm the customer understands your explanation?
A. As you explain, intersperse questions such as, "Does that make sense?"
B. After the explantion, give the customer a quiz.
C. Give the customer a printed explanation to read as you speak.
D. Maintain eye contact.
Definition
A. As you explain, intersperse questions such as, "Does that make sense?"
Term
When someone has explained something to you, how can you make sure you heard and understood what she said?
A. Focus
B. Repeat it back in your own words.
C. Imagine how you sound and appear to the other person.
D. Nod your head frequently.
Definition
B. Repeat it back in your own words.
Term
Which of the following is a technique you would use to show respect to a customer? Select all that apply.
A. Be as clear as possible and correct and misunderstandings.
B. Show the customer your company's security policy.
C. Avoid disregarding what someone else tells you.
D. Treat others the way you like to be treated.
Definition
A,C, and D.
Term
When a customer is explaining a problem, what is the single most important thing you must do?
A. Nod your head to show understanding.
B. Empathize
C. Allow the customer to explain the problem without interruption.
D. Show respect
Definition
C. Allow the customer to explain the problem without interruption.
Term
What behavior shows a positive and professional attitude? Select all that apply.
A. Avoid confrontation
B. Avoid judgmental behavior
C. Showing respect
D. Minimizing another's concern
Definition
A, B, and C.
Term
Which of the following is the legal term that describes malicious, false, and defamatory statements made in printed words or pictures?
A. Libel
B. Slander
C. Censorship
D. Prohibited content
Definition
A. Libel
Term
You believe you have witnessed prohibited behavior, and you have clearly identified it by referring to company policies. What should you do next?
A. Do not minimize problems
B. Report the incident through proper channels.
C. Avoid being judgmental.
D. Be on time.
Definition
B. Report the incident through proper channels.
Term
What make up the layers of an operating system?
A. Hardware
B. Software
C. Memory
D. Silicon
Definition
B. Software
Term
An operating system typically controls what interactions?
A. Between the system and the human
B. Between the chair and the keyboard
C. Between the AC adapter and the wall unit.
D. Between Windows and Linux.
Definition
A. Between the system and the human
Term
Which of the following describes responsibilities of an OS?
A. Printer cartridges
B. AC to DC conversion
C. Disk and file management
D. Inverters
Definition
C. Disk and file management
Term
If Windows 7 is a version, what is Windows 7 Ultimate?
A. OEM Windows
B. Edition
C. Patch
D. Update
Definition
B. Edition
Term
Which of the following describes the OS code in all but one of the Windows XP editions?
A. GUI
B. Multitasking
C. 64-bit
D. 32-bit
Definition
D. 32-bit
Term
What Microsoft policy defines the length of time Microsoft will support a product, as well as the support options for that product?
A. Software Assurance
B. Support Lifecycle
C. Upgrade Advisor
D. Compatibility Wizard
Definition
B. Support Lifecycle
Term
Which of the following is the biggest difference between 32-bit and 64-bit Windows?
A. Memory requirements
B. Drive space requirements
C. Maximum address space
D. Administrative tools
Definition
C. Maximum address space.
Term
Which of the following best describes system requirements of an OS?
A. Platform
B. CPU, amount of RAM, hard disk space, and platform.
C. Form factor
D. Code star
Definition
B. CPU, amount of RAM, hard disk space, and platform.
Term
Which of the following cannot be directly upgraded to Windows 7 Professional?
A. Windows Vista Ultimate
B. Windows Vista Home Premium
C. Windows Vista Business
D. Windows XP Professional
Definition
D. Windows XP Professional because you cannot directly upgrade and version of Windows XP to Windows 7.
Term
Before you install Windows 7, download the latest version of this program to determine if your computer's hardware and software is compatible with the new OS.
A. Setup
B. Backup
C. Upgrade Advisor
D. Help | About
Definition
C. Upgrade Advisor will help determine if your computer has hardware and software compatible with Windows XP, Windows Vista, or Windows 7.
Term
Before you install Windows 7, download the latest version of this program to determine if your computer's hardware and software is compatible with the new OS.
A. Setup
B. Backup
C. Upgrade Advisor
D. Help | About
Definition
C. Upgrade Advisor will help determine if your computer has hardware and software compatible with Windows XP, Windows Vista, or Windows 7.
Term
If an old app will not run in Windows 7 Professional, Enterprise, or Ultimate editions, even after trying other methods to help it run, use this free Microsoft tool, which includes a fully licensed version of XP installed in a virtual machine.
A. Administrative Tools
B. Windows Virtual PC
C. Windows XP Mode
D. Compatibility Mode
Definition
C. Windows XP Mode
Term
The Windows GUI use this metaphor.
A. Mouse
B. Desktop
C. Taskbar
D. Task list
Definition
B. Desktop
Term
Folders, mouse pointer, icons, shortcuts, dialog boxes, windows, buttons, etc., are all examples of these components of a GUI.
A. Pixels
B. Pictures
C. Graphics
D. Graphical objects
Definition
D. Graphical objects

such as folders, mouse pointers, icons, shortcuts, dialog boxes, windows, buttons, etc are components of the Windows GUI.
Term
What is the horizontal bar that is usually across the bottom of the Windows desktop?
A. Taskbar
B. Start Menu
C. Systray
D. Menu Bar
Definition
A. Taskbar
Term
What is the central tool for finding and starting programs in Windows XP, Windows Vista, and Windows 7?
A. Taskbar
B. Start menu
C. Computer
D. Menu bar
Definition
B. Start menu
Term
By default, what us the only shortcut displayed on the Windows XP desktop?
A. Start menu
B. Recycle Bar
C. My Programs
D. My Computer
Definition
B. Recycle
Term
What three buttons usually appear on the Turn off Computer dialog box in Windows XP?
A. Shut Down, Log Off, Restart
B. Standby, Shut Down, Restart
C. Log off, Turn Off, Restart
D. Standby, Turn Off, Restart
Definition
D. Standby, Turn Off, Restart
Term
What is the name for the list of items on the upper left of the Start menu beginning in Windows XP, Windows 7, Windows 8?
A. Recently used program list
B. Pinned items
C. Quick Launch toolbar
D. Task bar
Definition
B. Pinned items
Term
This enhancement, introduced in Windows Vista, brings to the Windows desktop many new features that affect the entire Windows GUI.
A. Sidebar
B. Gadgets
C. Windows Aero
D. Systray
Definition
C. Windows Aero
Term
Which of the following is a feature of Windows Aero that allows you to switch among open windows?
A. Taskbar
B. Aero Wizards
C. Windows Flip 3D
D. Glass
Definition
C. Windows Flip 3D is a feature of Windows Aero that allows you to switch among open windows.
Term
UPS
Definition
Uninterrupted power supply
Term
Ordinary Combustible materials such as wood, paper, cardboard, and plastics.
Definition
Class A
Term
Flammable or combustable liquids including gasoline, kerosene, grease, and oil.
Definition
Class B
Term
Electrical equipment such as wiring circuit breakers, outlets, computers, and appliances.
Definition
Class C
Term
Chemical fires involving magnesium, titanium, potassium and sodium
Definition
Class D
Term
Cooking oils, trans-fats, or other fats in cooking appliances.
Definition
Class K
Term
APW
Definition
Air-Pressurized Water
Term
ABC Fire Extinguisher
Definition
rated for all three fire types, but it leaves a sticky residue that can damage computers and electrical appliances.
Term
CRT
Definition
Cathode Ray Tube
Term
ESD
Definition
Electrostatic Discharge

when two objects of uneven electrical charge encounter one another. Electricity travels from an area of higher charge to lower charge. Discharges range from 600 to 25,000 volts. Most computer components can withstand voltages of +12 volts so damage to components can happen with as little as 30 volts. Your body can handle 25,000 volts.
Term
Hidden ESD
Definition
Very low-voltage static discharges which can come from many sources such as dust buildup inside a computer.
Term
Degradation
Definition
Gradually worsening problem in device. Can cause a component to work sporadically, sometimes working and sometimes not.
Term
Ideal Temperature/Humidity for a computer
Definition
50-90 degrees F
50%-80% humidity
Term
EMI
Definition
Electromagnetic Interference

disruption of signal transmission caused by the radiation of electrical and magnetic fields. Equipment such as electrical motors, high-voltage transformers, electrical panels, and fluorescent lights. The biggest problem with EMI is that it can disturb the transmission of data over copper wires such as Ethernet Cables.
Term
Windows XP Home
Definition
Designed for home users, it lacked many features included in the Professional edition
Term
Windows XP Professional
Definition
For business or power users, this edition included the ability to join a Windows Server domain, more security features, the ability to be operated by another Windows XP user remotely, and other features required in a business network environment.
Term
Windows XP Media Center
Definition
An OEM edition preinstalled on computers with media center capabilities. Not sold separately.
Term
Windows XP 64-bit
Definition
The first 64-bit version of Windows, it only ran on systems with the Intel Itenium CPU. They released an update edition in 2003, but discontinued it in 2005 due to the lack of new Itanium-based computers.
Term
Windows Vista Home Basic
Definition
Designed for home users with a limited budget, it lacked many features included in Windows Home Premium, such as the Windows Aero screen effects, and advanced media support found in other versions of VIsta but it does include Windows Photo gallery and Windows Movie Maker. It does not support high definition video, but Windows Vista was the first version of Windows to include a performance enhancement called ReadyBoost, which allows you to use flash memory devices as additional cache memory to improve system performance.It also includes security for the home user, such as Windows Firewall and parental controls.
Term
Windows Vista Home Premium
Definition
Includes all of the features in Windows Vista Home Basic, with the addition of more advanced multimedia support of Windows XP Media Center including HDTV, DVD authoring, and much more. Lacks features used in a Microsoft Windows Server domain.
Term
Windows Vista Business
Definition
For business or power users, this edition includes all of the features of Home Basic, except Parental Controls, and it is missing one basic desktop theme. It has the ablitiy to join a Windows Server domain, more security features, the ability for another Windows user to operate remotely, and other features required in a business network environment. Includes Shadow Copy, the ablity to track and maintain backup copies of versions o user data files. It works together with System Restore, an automated system for creating backups of the entire Windows operating system, allowing you to roll the system back in time.
Term
Windows Vista Enterprise
Definition
Includes all of the features of the Business edition, but with more features targeted to large enterprises. Only available through Mircosoft Software Assurance (SA), a software purchasing, volume licensing, and support plan, mainly for large organizations.
Term
Windows Vista Ultimate
Definition
Combines the features of both Home Premium and Enterprise editions, as well as a group of optional features bundles as Ultimate Extras that are free through Windows Update. Included is a utility, DreamScene, for using a video as a desktop background; tools for use with BitLocker and Encrypting File System (EFS); a poker game; sound schemes; additional language packs; and a puzzle game.
Term
Windows 7 Starter
Definition
Available only as a 32-bit OEM version, preinstalled on low-end computers, such as a netbook, which is a minimally configured computer in the ultra-portable category, designed for connecting to the internet and little else. The least capable of all the editions, it does include support for playing audio and video and for streaming audio or video to devices or other PCs running Windows 7. It does not include the ability to watch, pause, or record live TV on your PC. you cannot change the desktop backgrounds or themes. It is minimally configured for networking on a home network.
Term
Windows 7 Home Premium
Definition
Targeted to the home market, this edition includes Windows Media Center, Windows Aero, and multi-touch support on compatible touch screen devices.
Term
Windows 7 Professional
Definition
Designed for power users and small-business users, this edition includes all the features of Home Premium, with additional networking and security features, such as the ability to join a Microsoft Windows Server domain, support for Encrypting File System, and Windows XP Mode for running old applications in a virtual machine running Windows XP.
Term
Windows 7 Enterprise
Definition
Similar to the Ultimate edition, but with more features targeted to large enterprises. Only available through Microsoft Software Assurance (SA), a software purchasing, volume licensing, and support plan, mainly for large enterprises.
Term
Windows 7 Ultimate
Definition
Combines the multimedia features of Home Premium with the security, networking, and compatibility features of Professional editions, including Windows XP Mode for running old applications in a virual machine running Windows XP. It also includes the data encrytion features of BitLocker Drive Encryption and BitLocker To Go and support for 35 languages.
Term
Hotfix
Definition
A patch. A software fix for a single problem. Microsoft's preferred term.
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