A+ Certification (Essentials 2)
d
The power brick or external power supply serves which of the following functions for a portable computer? a) Filters incoming voltage spikes and surges b) Allows for a portable computer to be easily moved without being plugged into an outlet c) Changes DC power to AC power to charge the battery and enhances portability d) Converts AC power to DC power that a computer can use to operate and charge its battery
b
To lengthen the life of computer hardware, it is BEST to perform which of the following actions on a routine basis? a) Degauss the display and drives b) Clean out the dust with compressed air c) Defragment the hard drive weekly d) Clean out the dirt with a damp rag
b
Two users want to print to a USB printer connected locally. Which of the following is the quickest way to accomplish this? a) Purchase an external Ethernet print card b) Share out the printer from the attached computer c) Move the computer and attach to the printer d) Set up a local print queue
b
A customer brings a PC for a technician to repair. Which of the following can the technician do to better understand the customers issue? a) Begin running diagnostic software and confirm findings with another technician b) Ask open-ended questions to gather the symptoms c) Ask close-ended questions so that the customer does not get overhwhelmed with industry jargon d) Get the customer contact information, run diagnostic tests, and then confirm the findings with the customer
b
A technician can find the Administrative Tools folder in which of the following locations after the initial installation of Windows XP? a) Program Files b) Control Panel c) Start Menu d) My Computer
d
A technician determines that a laptop is not properly cooling due to excessive dust in the vents. Which of the following is the BEST preventive maintenance procedure that the technician should perform? a) Directly spray the vents with compressed air b) Install ceiling fans in the room c) Use a moist rag to clean the vents monthly d) Periodically clean the vents using a small vacuum cleaner
b
A technician installs a program that requires a security dongle but the program will not work. Which of the following is MOST likely the cause? a) The software us not supported by the operating system b) The hardware dongle was not installed c) The software was installed incorrectly d) The operating system does not support security dongles
c
A technician is examining a laptop that is booting up but not showing the laptop display. When the technician plugs in an external monitor the display shows on the monitor but still not on the laptop display. Which of the following should the technician do FIRST to resolve the issue? a) Replace the video card inside the laptop b) Replace the LCD inverter c) Make sure the laptop display is enabled d) Make sure the OS has the latest video drivers installed
b
A technician is planning to open and work on a CRT monitor. Which of the following should the technician take under consideration? a) Electromagnetic interference b) High voltage discharge c) Radio frequency interference d) Uninterruptible Power Supply (UPS)
a
A technician is setting up a lab with fourteen wired PCs and one switch in a physical star network configuration. Which of the following should the technician keep in mind when setting up the lab? a) Cable management to avoid trip hazards b) Electrical safety with the extra network cables c) Location of the PCs with respect to each other d) Number of fans located in the room so system does not overheat
a
A technician wants to install a RAID array that has two hard drives and the best performance. Which of the following RAID levels should be implemented? a) RAID 0 b) RAID 1 c) RAID 4 d) RAID 6
c
A user has asked for a technician to update the device drivers for their modem on a Windows XP system. The technician has the correct, updated drivers, but is unable to successfully install the drivers. Which of the following would be the MOST likely cause of the problem? a) The high encryption package is not installed b) The modem is not functioning properly c) The account does not have permission to install drivers d) The modem is not recognized in Device Manager
be
A user states a computer will not completely boot; it just keeps rebooting. Which of the following questions might a technician ask to try and determine the cause? (Select TWO) a) Are you sure the power button is not stuck? b) Was any hardware installed since it last worked? c) Is the power cable on the monitor loose? d) Has the monitor been replace recently? e) Were there any new software updates done?
b
A user states that a program is missing from the computer and it had been used yesterday. Which of the following questions should a technician ask to help determine what occurred? a) Was there a power outage since yesterday? b) Did you check the Recycle Bin to see if the shortcut was accidentally deleted? c) Are sure you ran a find on the system and the program is just not misfiled? d) Are you sure you were using that program?
ac
A user wants to upgrade to Windows XP Home from Windows 95. Which of the following describe the potential upgrade paths? (Select TWO) a) Upgrade to Windows 98SE then to Windows XP Home b) Upgrade to Windows NT4.0 SP1 then Windows XP Home c) Perform a clean installation of Windows XP Home d) Upgrade to Windows 95 OSR2, then to Windows 98SE then Windows XP Home e) Upgrade to Windows XP Home directly from Windows 95
d
After a user ran a registry cleaning program, the computer running Windows XP will not boot. Which of the following should a technician recommend FIRST? a) Connect the drive as a slave to another computer and use REGEDIT to correct the issue b) Run System Restore to get to a previous working condition c) Use the boot disk and run SCANREG /RESTORE d) Boot using Last Known Good Configuration
a
Before shipping a laptop, which of the following should be removed to avoid damage during transit? a) PC card adapters b) LCD c) DVD-ROM drive d) Backlight
d
Wake on LAN describes the PCs ability to: a) collect all packets that are sent to any device on the LAN b) send broadcast packets over the LAN to all computers simultaneously c) send packets to other network devices on the LAN instructing then to enter a low power state (e.g. Hibernate, Off) d) resume from a low power state when it receives a network packet telling it to do so
d
When configuring biometric devices, which of the following would be the MOST dangerous type of error? a) False negative b) True negative c) True positive d) False positive
c
When setting up a WAP, which of the following is broadcasted by default and should be disabled? a) WPA b) WEP c) SSID d) RADIUS
b
When trying to print, a balloon in the system tray indicates a print job has failed to print. Which of the following is the MOST likely to cause? a) The printer does not recognize the font type b) The paper needs to be replenished c) The computer needs to upload the print job d) Printer firmware needs to be uploaded
b
Which of the following BEST describes virtual memory? a) Flash memory used to hold temporary files before deletion b) Data written to a disk located in a paging file that would not fit into the systems RAM c) The maximum amount of memory a given system can potentially have d) A portion of physical RAM that is mirrored to the hard drive for redundancy
b
Which of the following I/O ports has the SLOWEST transfer rate? a) S/PDIF b) USB 1.1 c) IEEE 1394 d) USB 2.0
c
Which of the following advantages does a 64-bit processor have over a 32-bit processor? a) Provides access to larger hard drive partitions b) Provides use of more powerful video graphics accelerators c) Provides addressing of memory beyond 4GB d) Provides use of PCIe X16 expansion slots
b
Which of the following allows a secure connection between two points? a) HTTP b) VPN c) FTP d) WAN
c
Which of the following command lines should a technician use to uninstall the Windows XP Service Pack 2? a) PROGMAN.EXE b) TASKMAN.EXE c) SPUNINST.EXE d) CONVERT.EXE
c
Which of the following could be defined as "determining the underlying reason that a problem occurs order to prevent similar problems in the future"? a) Efficiency tracking b) Issue prevention c) Root cause analysis d) Problem analysis
c
Which of the following expansion slots would be needed in a laptop for a technician to install a cellular modem card? a) ISA b) AGP 4X c) PCMCIA d) PCIe X16
d
Which of the following has the HIGHEST cost of implementation in a small office home office (SOHO) environment? a) DSL b) Broadband c) Satellite d) Fiber
a
Which of the following has the speed of PC2700? a) DDR b) SDRAM c) DDR3 d) DDR2
c
Which of the following is a characteristic of solid state drives? a) Built-in encryption standards b) Larger capacity than traditional magnetic drives c) Lack of drive heads and platters d) Higher data integrity
b
Which of the following is a hazard associated with improper disposal of a CRT? a) Electromagnetic Interference (EMI) b) Mercury c) Lithium d) High vacuum
b
Which of the following is the BEST way to remove a USB device on a laptop computer? a) Remove hardware in Control Panel b) Stop the device, and then remove from laptop c) Turn off the laptop, and then turn off the device d) Remove the driver from Device manager
d
Which of the following is the FIRST step when troubleshooting an issue? a) Establish a theory of probable cause b) Document findings, actions, and outcomes c) Verify full system functionality d) Identify the problem
a
Which of the following is the purpose of the voltage selector switch? a) To allow the power supply to operate at different voltage b) To change the voltage coming from the wall c) To allow alternating current to be used instead of direct current d) To change the output voltage to meet the needs of the motherboard
b
Which of the following memory modules has 168 pins? a) SODIMM b) DIMM c) SIMM d) RIMM
c
Which of the following memory modules has the HIGHEST transfer rate? a) PC2100 b) DDR333 c) DDR400 d) PC2700
d
Which of the following printer types shoots the ink onto the paper? a) Impact b) Dot Matrix c) Laser d) Inkjet
d
Which of the following printer types stamps the ink onto the paper? a) Thermal b) Laser c) Inkjet d) Impact
a
Which of the following printers requires special paper to be used for printing? a) Thermal b) Inkjet c) Color Laser d) Laser
c
Which of the following printers use a carbon film or inked ribbon to print? a) Laser b) Ink jet c) Impact d) Thermal
b
Which of the following registry keys store data about all accounts on the machine? a) HKEY_CURRENT_USER b) HKEY_USERS c) HKEY_CURRENT_CONFIG d) HKEY_LOCAL MACHINE
b
Which of the following should be done after installing a touch screen monitor to ensure that the display functions optimally? a) Set the refresh rate to the lowest the monitor can display b) Calibrate the monitor c) Degauss the monitor d) Set the resolution to the highest the monitor can display
d
Which of the following technologies can support the longest cable length between devices? a) IEEE 1394 b) USB 1.1/2.0 c) SATA d) Serial
d
Which of the following usually has the HIGHEST latency? a) Fiber b) DSL c) Cable d) Satellite
c
Which of the following will BEST ensure data is removed before recycling a PC? a) Remove the memory and destroy it b) Reformat the hard drive to a clean state using the format command c) Remove the hard drive and destroy it d) Run a large magnet over the top of the hard drive several times
c
Which of the following would a technician go to setup a password that would be required prior to booting into the operating system? a) LDAP b) POST c) BIOS d) User Accounts
d
Which of the following would be the MOST secure password? a) SR1234ct b) CompTIA558475 c) rw2%HN d) ct23&P#h~
a
Which of the following would be the maximum transfer rate between a 10/100 NIC and a 10/100/1000 NIC? a) 100Mb/s b) 1000Mb/s c) 10000Mb/s d) 1Gb/s
a
While working inside of a desktop computer, a technician finds a wire with insulation damage from rubbing up against a cooling fan. Which of the following should be used to repair the wire? a) Electrical tape b) Masking tape c) Duct tape d) Wire nut