A+ 2009 Mini-quiz-01 (Hard)
Helps prepare you for the A+ 2009 exam.
Questions in this exam are based on the questions that I failed to answer, so expect this quiz to be tougher then the other quizes I posted.
Consists of 77 Questions. I'll update it from time to time, untill It reaches 75-100 Questions.
Read the Questions carefully!
- 1.
On which of the following security schemes should wireless networks user authentication be based? (Choose three)
- A.
Smart cards
- B.
Biometrics
- C.
Radius
- D.
Mac address filtering
Correct Answer(s)
A. Smart cards
B. Biometrics
C. RadiusExplanation
Because user authentication is a wireless LAN's weakest link, and the 802.11 standard does not specify any method of user authentication, it is imperative that the administrator implement user-based authentication as soon as possible upon installing a wireless LAN infrastructure. User authentication should be based on device-independent schemes such as usernames and passwords, biometrics, smart cards, token-based systems, or some other type of secure means of identifying the user, not the hardware.Rate this question:
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- 2.
A PC starts with a loud pop and smoke starts coming out of the back. You unplug the unit immediately. Which of the following actions will you take next?
- A.
Clear away the smoke
- B.
Check the manufacturer's web site for warranty info
- C.
Replace the power supply
- D.
Restart the machine
Correct Answer
B. Check the manufacturer's web site for warranty infoExplanation
This computer needs to be replaced, check to see if it’s still under warranty.Rate this question:
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- 3.
Of the acronyms given, which best describes an IEEE 1394 compliant cable
- A.
IEEE 1294B
- B.
UTP
- C.
STP
- D.
USB
Correct Answer
C. STPExplanation
IEEE 1394 cabling consists of shielded cable pairs encased in another overall shielded cable.There are 4 and 6 wire versions of this cable type, known as STP, used in IEEE1394 connections.Rate this question:
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- 4.
With the release of Mac OS X the OS began to use a UNIX core as opposed to its previous proprietary core.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
Classic versions of the MAC OS are based on a proprietary core. OS X marked the move to UNIX.Rate this question:
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- 5.
Preventive maintenance of hardware means: (Choose two)
- A.
Cleaning the the interior
- B.
Inspecting for physical damage
- C.
Upgrading hardware
- D.
Performing any scheduled maintenance
Correct Answer(s)
B. Inspecting for physical damage
D. Performing any scheduled maintenanceExplanation
Preventive maintenance consists of performing any scheduled maintenance recommended by the manufacturer, and visually inspecting the equipment for any signs of damage or wear.Rate this question:
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- 6.
On the dot-matrix you only see the bottom half of the characters. What could be a possible cause of this?
- A.
Wrong Paper thickness
- B.
Defective print head
- C.
Paper text incorrectly on tracker
- D.
Defective home position
Correct Answer
B. Defective print headExplanation
The print head is defective and should be replaced.Rate this question:
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- 7.
Given that the native resolution for XGA is 1024x768, what is the native resolution for UXGA?
- A.
1280x720
- B.
1600x1200
- C.
1400x1050
- D.
1920x1200
- E.
1680x1050
Correct Answer
B. 1600x1200Explanation
1280x720 is WXGA
1400x1050 is SXGA
1680x1050 is WSXGA
1600x1200 is UXGA
1920x1200 is WUXGARate this question:
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- 8.
In MAC OSX (10.3) which interfaces were replaced by the System Preferences?
- A.
Control Panels
- B.
System Panel
- C.
System Settings
- D.
Personal Preferencees
Correct Answer
A. Control PanelsExplanation
The System Preferences panel is where you can make changes to all of your system settings. This replaces the Classic Control panels.Rate this question:
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- 9.
How would you protect a computer system against brownouts?
- A.
Surge Supressor
- B.
UPS
- C.
SPS
- D.
Power Bar
Correct Answer
B. UPSExplanation
A UPS is used to protect against power sags or brownouts. This means less than the normal voltage and current is supplied from the power company.Rate this question:
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- 10.
You install a new local printer. When you print a test page on the printer, the printer prints some printer code and extra blank printer pages. What are the possible causes? (Choose Two)
- A.
Wrong printer driver.
- B.
Un-secured or loose printer cable.
- C.
Paper tray is overloaded
- D.
Toner cartridge needs to be replaced
Correct Answer(s)
A. Wrong printer driver.
B. Un-secured or loose printer cable.Explanation
The print driver could be incorrect or the print cable might be loose.Rate this question:
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- 11.
7Which of the following are advantages of 802.11b DSSS over 802.11 FHSS? (Choose two.)
- A.
Throughput
- B.
Security
- C.
Cost
- D.
Speed
Correct Answer(s)
A. Throughput
C. CostExplanation
The cost of implementing a direct sequence system is far less than that of a frequency- hopping system. DSSS equipment is widely available in today’s marketplace, and its rapid adoption has helped drive down the costs. The latest frequency-hopping systems are slower than the latest DSSS systems, mainly because their maximum data rate is only 2 Mbps.Rate this question:
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- 12.
5 Extended Data Output (EDO) RAM is _________________ when compared to DRAM?
- A.
Slower
- B.
Faster
- C.
Older
- D.
Newer
Correct Answer
B. FasterExplanation
EDO DRAM is typically 10-20 percent faster.Rate this question:
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- 13.
A locally attached Windows XP printer is printing garbled text and several blank pages with each print request. Which of the following is the easiest way to fix this?
- A.
Rollback the driver
- B.
Swap out the printer
- C.
Remove the printer and let windows reinstall it
- D.
Toner cartridge needs to be replaced
- E.
Corona wire is dirty
Correct Answer
C. Remove the printer and let windows reinstall itExplanation
Windows Plug and Play will find the printer and reinstall it. It will ask for any additional software during the installation.Rate this question:
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- 14.
You acquire a new laptop with an AMD Athlon 2000+ processor. You check the system properties expecting to see the processor running at 2.0 GHz. It is running at 939 MHz. What is the problem?
- A.
Check the bios
- B.
There is no problem.
- C.
CPU needs to be activated
- D.
CPU needs to be overclocked
Correct Answer
B. There is no problem.Explanation
In order to extend battery life and reduce heat the mobile processor scales its clock speed to match the demands of the system. At top speed this processor runs at 1.6 GHz.Rate this question:
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- 15.
A page from a laser printer has a vertical white streak, what is the most probable fault?
- A.
Bad fuser unit
- B.
Dirty corona wires
- C.
Low toner
- D.
Paper is of low-quality
Correct Answer
C. Low tonerExplanation
This condition is a result of the toner being unevenly dispersed in the toner cartridge. It usually means you are low on toner. You may be able to print more pages by removing and gently shaking the toner cartridge.Rate this question:
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- 16.
You have replaced your laptop battery with a new one. Which action listed should you perform with the old one?
- A.
Discharge it and throw it out
- B.
Recycle it as is
- C.
Discharge and then recycle it
- D.
Charge it fully and dispose of it
Correct Answer
B. Recycle it as isExplanation
Even an old laptop battery is still dangerous. Recycle it in accordance with local procedures.Rate this question:
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- 17.
Which of the following devices would hold several expansion cards?
- A.
SCSI
- B.
Riser
- C.
SATA
- D.
MCS
Correct Answer
B. RiserExplanation
A riser card is used to hold multiple expansion cards in configurations where space limitations do not allow for the cards to stand in an upright position or to allow for additional space than is available on the motherboard.Rate this question:
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- 18.
You are a tech for a large company and are working at an employees desk when the phone rings, you should__________.
- A.
Leave a note on the users desk
- B.
Go and find the user
- C.
Let it go to the answering machine
- D.
Answer it and say that the user is away from their desk at the moment
Correct Answer
D. Answer it and say that the user is away from their desk at the momentExplanation
Answer the phone and tell them that the employee is away from their desk.Rate this question:
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- 19.
What should be the first step when preparing your Windows 95 system for upgrade to Windows XP Professional?
- A.
Run the upgrade advisor
- B.
Check the hardware compatibility list
- C.
Windows 95 can not be upgraded to any version of Windows XP.
- D.
Windows 95 can only be upgraded to XP Home edition
Correct Answer
C. Windows 95 can not be upgraded to any version of Windows XP.Explanation
There is no XP upgrade path for Windows 95 Operating System. Microsoft provides a free Upgrade Advisor. The Upgrade Advisor is the same tool that is used to scan your system for compatibility issues before you install Windows XP. You can also use the HCL.Rate this question:
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- 20.
Which wireless client utility allows a network administrator to view packet errors, connection speed, and link viability?
- A.
Link status monitor
- B.
Spectrum analyzer
- C.
Site advisor
- D.
Network analyzer
Correct Answer
A. Link status monitorExplanation
Link status monitor utilities allow users to view packet errors, successful transmissions, connection speed, link viability, and many other valuable parameters. A utility for doing real-time link connectivity tests is usually included.Rate this question:
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- 21.
Your company has a computer in a public access area. You need to change which of the following in the BIOS?
- A.
System Password
- B.
Admin Password
- C.
Supervisor password
- D.
User Password
Correct Answer
C. Supervisor passwordExplanation
In the BIOS the supervisor password will prevent someone from reconfiguring the BIOS settings without the proper password.Rate this question:
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- 22.
At the maximum segment length of 15 feet, IEEE 1394 supports which of the following transmission speeds?
- A.
100mbps
- B.
200mbps
- C.
400mbps
- D.
All of these
Correct Answer
D. All of theseExplanation
A standard FireWire connection will support 100,200 and 400 Mbps. A faster standard IEEE 1394b is capable of supporting up to 800 Mbps.Rate this question:
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- 23.
Which of the following type of RAM is the fastest?
- A.
SDRAM
- B.
EDO
- C.
FDM
- D.
DRAM
Correct Answer
A. SDRAMExplanation
SDRAM delivers the data in high-speed bursts.Rate this question:
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- 24.
How can you create a mapped drive in XP?
- A.
My Documents>Tools
- B.
MyComputer>Tools
- C.
Start>control Panel
- D.
Start>windows explorer
Correct Answer
A. My Documents>ToolsExplanation
To create a mapped drive go to Tools>Map Network Drive. Then enter the UNC path to the share.Rate this question:
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- 25.
Memory Overflow' error message can be overcome by: (Choose 3)
- A.
Reducing the resolution of the print job
- B.
Printing each page one at a time
- C.
Reducing RET
- D.
Removing ram from the printer
- E.
Adding RAM to the printer
Correct Answer(s)
A. Reducing the resolution of the print job
C. Reducing RET
E. Adding RAM to the printerExplanation
This message means that the printer cannot handle the job in its own RAM space. Reduce resolution or RET or add RAM to the printer.Rate this question:
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- 26.
You have a Notebook PC, with a 2.5 inch IDE hard drive that will not respond. How could you confirm if the problem is in the hard drive or the Notebook's IDE interface? (Choose Two)
- A.
Using a 2.5 inch to 3.5 inch IDE cable adapter try a 2.5 inch IDE hard drive on a desktop PC's IDE interface.
- B.
Run scandisk on the drive
- C.
Run chkdsk on the drive
- D.
Using a 2.5 inch to 3.5 inch IDE cable adapter try a 3.5 inch IDE hard drive on the Notebook's IDE interface.
Correct Answer(s)
A. Using a 2.5 inch to 3.5 inch IDE cable adapter try a 2.5 inch IDE hard drive on a desktop PC's IDE interface.
D. Using a 2.5 inch to 3.5 inch IDE cable adapter try a 3.5 inch IDE hard drive on the Notebook's IDE interface.Explanation
Either the IDE interface or the 2.5 HD is malfunctioning, and you must discover which. You could try the 2.5 HD in a Desktop computer, or you could try a 3.5 HD on the LapTop.Rate this question:
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- 27.
Your new sound card has a single external RCA type jack on it in addition to the standard 1/8" connections. What is it?
- A.
A/v connector
- B.
Audio bridge connector
- C.
SPDIF connector
- D.
Bookshelf speaker connector
Correct Answer
C. SPDIF connectorExplanation
The Sony/Phillips Digital Interface is designed to transfer digital signals between devices without degrading the signal by converting it to analog. This preserves the quality of the signal delivered to digital recording and playback devices.Rate this question:
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- 28.
What is the main difference between AT and ATX style motherboards? (Choose two)
- A.
PS/2 port
- B.
BNC connector
- C.
Serial Ports
- D.
Parallel Ports
- E.
Soft power switch
Correct Answer(s)
A. PS/2 port
E. Soft power switchExplanation
ATX motherboards support the PS/2 port and a Soft power switch.Rate this question:
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- 29.
6 wire STP cable provides both data and power to connected FireWire devices.
- A.
True
- B.
False
Correct Answer
A. TrueExplanation
True. IEEE 1394 cabling uses two cable pairs to transmit and receive data. The additional two pair ,if present, carry power to the device.Rate this question:
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- 30.
A laser printer generates a completely black paper. What is the cause?
- A.
No power to the primary corona.
- B.
Low Toner
- C.
No power to the transfer corona
- D.
Malfunctioning image laser
Correct Answer
A. No power to the primary corona.Explanation
No power to the primary corona would cause a totally black paper.\nRate this question:
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- 31.
Which of the following devices have similar looking connectors? (Choose two)
- A.
SCSI scanner
- B.
Parallel printer
- C.
Tape Drives
- D.
Serial Port
Correct Answer(s)
A. SCSI scanner
B. Parallel printerExplanation
Both SCSI scanners and parallel printer's use Centronics connectors.Rate this question:
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- 32.
What would be the proper storage environment for OPC (Organic PhotoConductive) drums?
- A.
Humidity Free
- B.
Cool and Dark
- C.
Warm and Dark
- D.
Cool and Bright
Correct Answer
B. Cool and DarkExplanation
An OPC drum should be stored in a cool and dark environment.Rate this question:
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- 33.
Your laser printer is producing pages with a solid blank line running the length of the paper, what is the likely cause of this?
- A.
Primary corona wire is defective
- B.
Wrong Paper
- C.
Transfer corona is damaged
- D.
The toner is running low
Correct Answer
D. The toner is running lowExplanation
A blank line usually indicates that the toner is low.Rate this question:
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- 34.
Which of the following components are not found in the toner cartridge of a laser printer?
- A.
Transfer corona wire
- B.
Photo-conductive drum
- C.
Primary corona wire
- D.
Cleaning blade
Correct Answer
A. Transfer corona wireExplanation
The Toner Cartridge or EP cartridge when purchased contains the photosensitive drum, the cleaning blade and the primary corona wire. The transfer corona wire is located on the printer itself.Rate this question:
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- 35.
Software on a non-volatile chip is called
- A.
Hardware
- B.
Ram
- C.
Firmware
- D.
Cache
Correct Answer
C. FirmwareExplanation
Firmware refers to instructions and/or software that is electronically placed on the non-volatile chip so that it will be saved even when power is turned off. Rom-bios is an example. Firmware is originally placed on non-volatile chips in order to have it constantly available even if power is turned off.Rate this question:
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- 36.
How can a second SATA device be added to a Sata cable that already contains a device?
- A.
Set second device as slave
- B.
It cannot
- C.
Place on first connector on SATA cable
- D.
Place on second connector on SATA cable
Correct Answer
B. It cannotExplanation
SATA specifications and hardware permit only one device on each SATA cable. Multiple cable connections are available on the SATA controller for expansion.Rate this question:
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- 37.
What is the native resolution for WSXGA+
- A.
1400x1050
- B.
1680x1050
- C.
1920x1200
- D.
1600x1200
- E.
1280x720
Correct Answer
B. 1680x1050Explanation
1280x720 = WXGA
1400x1050= SXGA+
1600x1050= WSXGA+
1600x1200= UXGA
1920x1200= WUXGARate this question:
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- 38.
How many pins are on a VGA connector?
- A.
9
- B.
12
- C.
15
- D.
25
Correct Answer
C. 15Explanation
15 pins. 3 rows with 5 pins each.Rate this question:
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- 39.
The electrical connection between the docking station and a laptop computer is (choose 2):
- A.
Not a proprietary but is an industry standard
- B.
Generic to all laptops
- C.
Specific only to that manufacturer
- D.
Used as a surge suppressor
Correct Answer(s)
C. Specific only to that manufacturer
D. Used as a surge suppressorExplanation
You must have the correct docking station for each specific portable computer brand.Rate this question:
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- 40.
PCI is an acronym for?
- A.
Personal computer interface
- B.
Peripheral component interconnect
- C.
Portable computer interface
- D.
Predetermined configuration intact
Correct Answer
B. Peripheral component interconnectExplanation
PCI stands for Peripheral Component Interconnect, which is a computer bus for connecting peripheral devices to a computer motherboard. It is a standard interface that allows various components such as graphics cards, network cards, and storage devices to communicate with the computer's CPU and memory. The other options, Personal computer interface, Portable computer interface, and Predetermined configuration intact, do not accurately represent the meaning of PCI.Rate this question:
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- 41.
In Windows 2000 how would you set a printer to be the default printer
- A.
In the printers folder right click the printer and choose set as a default printer
- B.
In the printers folder right click the printer choose properties and click set as default printer
- C.
In device manager right click the printer, choose properties and click set as default printer
- D.
In the printer wizard choose modify and an existing printer choose the printer and choose the set as default printer
Correct Answer
A. In the printers folder right click the printer and choose set as a default printerExplanation
To set a printer as the default printer in Windows 2000, you would go to the printers folder, right-click on the desired printer, and select "set as default printer." This action will make the selected printer the default option for all print jobs unless specified otherwise.Rate this question:
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- 42.
168-pin RAM chip is a:
- A.
SIMM
- B.
DIMM
- C.
Parity
- D.
None of the above
Correct Answer
B. DIMMExplanation
A 168-pin RAM chip is a DIMM (Dual Inline Memory Module). DIMMs are a type of memory module that have a 168-pin connector and are commonly used in desktop computers. They provide a higher data transfer rate compared to SIMMs (Single Inline Memory Modules) and are more commonly used in modern computer systems. The term "parity" refers to a type of error checking mechanism in RAM modules, but it is not applicable to the given 168-pin RAM chip. Therefore, the correct answer is DIMM.Rate this question:
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- 43.
Which of the following is the most important step when upgrading a System bios
- A.
Shut down all peripherals
- B.
Save the bios upgrade files to a floppy disc
- C.
Unplug all connectors
- D.
Write down all the settings
Correct Answer
D. Write down all the settingsExplanation
When upgrading a System BIOS, it is important to write down all the settings before proceeding. This is because upgrading the BIOS can sometimes reset the settings to their default values, which may cause issues or conflicts with the hardware or software. By writing down the settings, the user can easily restore them after the upgrade, ensuring that the system functions properly. Shutting down peripherals, saving upgrade files, and unplugging connectors are also important steps, but they are not as crucial as preserving the settings.Rate this question:
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- 44.
Which of the following are the main hard drive settings in the CMOS (Choose 3)
- A.
Tracks
- B.
Heads
- C.
Sector
- D.
Volume
- E.
Cylinder
Correct Answer(s)
B. Heads
C. Sector
E. CylinderExplanation
Early Bios's had a limitation on the maximum cylinder, head and sector (CHS) values allowed.Rate this question:
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- 45.
Which priority settings are set for the SCSI ID number (Choose 2)
- A.
0 lowest
- B.
0 highest
- C.
15 lowest
- D.
15 highest
- E.
1 lowest
Correct Answer(s)
B. 0 highest
C. 15 lowestExplanation
The highest priority ID on the SCSI bus is 7. You normally assign this ID to the host adapter. Next in priority, from highest to lowest are IDs 6-0 and then 15-8. So 0 has higher priority than 15.Rate this question:
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- 46.
A customer has a .32mm dot pitch monitor and wants a monitor with better resolution. What would you recommend?
- A.
.32mm dot pitch
- B.
.38mm dot pitch
- C.
.50mm dot pitch
- D.
.26mm dot pitch
Correct Answer
D. .26mm dot pitchExplanation
The smaller the dot pitch, the smaller the distance between the elements. This results in a clearer sharper image.Rate this question:
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- 47.
75Which of the following items need to be configured on a SCSI drive (Choose 2)
- A.
Termination
- B.
Cable length
- C.
Voltage
- D.
ID
Correct Answer(s)
A. Termination
D. IDExplanation
To set up SCSI drives we need SCSI ID to identify each SCSI device and the SCSI chain must be terminated at both ends with specific terminatorsRate this question:
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- 48.
What is the capacity of a DVD-R DL disk?
- A.
4.5
- B.
4.7
- C.
8.5
- D.
8.2
- E.
9.5
Correct Answer
C. 8.5Explanation
The capacity of a DVD-R DL disk is 8.5.Rate this question:
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- 49.
Rom DOES NOT usually contain what?
- A.
System BIOS
- B.
POST routine
- C.
MBR
- D.
CMOS setup
Correct Answer
C. MBRExplanation
MBR stands for Master Boot Record and is placed only on hard drives to enable reading it's file allocation table for the placement of files on it.Rate this question:
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- 50.
What is the paper transport technology most commonly associated with dot matrix printers?
- A.
Friction feed
- B.
Sheet feed
- C.
Tractor feed
- D.
Manual feed
Correct Answer
C. Tractor feedExplanation
Tractor feed is the paper transport technology most commonly associated with dot matrix printers. Tractor feed uses a set of sprockets or tractors to pull the paper through the printer, ensuring accurate alignment and preventing paper jams. This method is particularly effective for continuous forms or multipart documents. It allows for reliable and precise paper movement, making it the preferred choice for dot matrix printers.Rate this question:
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