CompTIA A+ Certification Practice Test 1 with complete solutions

Plenum - ANSWER New cabling has to be installed in a hospital with a very strict fire code. Which of the following Materials would MOST likely be related to this requirement? A. Fiber Optic B. PVC C. Shielded Twisted Pair D. Plenum NAT - ANSWER An ISP has provided a DSL Internet connection with a static IP address. A technician is setting up a small office home office (SOHO) wireless router and needs to provide Internet access to five PCs on the network. Which of the following should be enabled? A. NAT B. WPS C. MAC filtering D. Port forwarding Resolution - ANSWER After a technician installs a video card, which of the following should the technician configure NEXT? A. Resolution B. Colors C. Dots per inch D. Refresh rate 3389 - ANSWER A technician would like to connect to a computer using remote desktop. Which of the following ports does remote desktop use by default? A. 22 B. 443 C. 3389 D. 8080 Document the incident - ANSWER Which of the following should a technician do NEXT after reporting an incident? A. Delete the content B. Confiscate the PC C. Go back to work D. Document the incident LAN - ANSWER A single office with five computers and a server is an example of which of the following? A. PAN B. WAN C.SAN D.LAN Boot order - ANSWER Which of the following MUST be configured when trying to start a machine with a DVD? A. TPM B. Virtualization support C. BIOS security D. Boot order The PS/2 connectors are switched - ANSWER After setting up a new computer, a user states that the mouse and keyboard will not work. Which of the following is the MOST likely reason? A. The network cable is disconnected B. The PS/2 connectors are switched C. The USB connectors are switched D. The hard drive is unplugged HDMI - ANSWER Which of the following interfaces are used to simultaneously transfer video and audio at high rates? A. HDMI B. DVI-D C. S-Video D. DVI-I OLED - ANSWER Which of the following laptop displays would provide physical flexibility and transparency? A. Standard LCD B. Plasma C.OLED D. LED-backlit LCD Laser - ANSWER Which of the following printers includes an imaging drum and fuser assembly? A. Laser B. Impact C. Inkjet D. Thermal PCI Express video card - ANSWER Which of the following expansion cards would MOST likely have the requirements of utilizing a direct auxiliary 6-pin power plug to operate properly? A. PCI Express RAID card B. PCI Express video card C. PCI Express FireWire card D. PCI Express LAN card RAID 0 - ANSWER To configure two drives for MAXIMUM performance, which of the following RAID types should be used? A. RAID 0 B. RAID 1 C. RAID 5 D. RAID 10 LED - ANSWER Which of the following panel types would allow for the THINNEST possible display monitor? A. LED B. CRT C.DLP D. Plasma Triple channel memory & Socket 1366 CPU - ANSWER A technician is tasked with selecting components to build a computer that will be used for computer aided drafting and computer aided modeling. Which of the following components are the BEST choices? (Select TWO and separate with an &). A. Triple channel memory B. MIDI sound card C. Socket 1156 motherboard D. Onboard graphics E. Socket 1366 CPU Hub - ANSWER Which of the following devices transmits data to all ports regardless of final destination? A. Firewall B. Router C. Switch D. Hub Review manufacturer's documentation for disassembly procedures - ANSWER A technician needs to replace an internal component on a laptop. Which of the following would be an important step to perform BEFORE replacing the component? A. Review manufacturer's documentation for disassembly procedures B. Remove all screws from the bottom of the case C. Remove the display and all attached wiring from the base D. Ensure that the battery has a full charge Wireless - ANSWER Which of the following is MOST likely to have a physical switch on a laptop that allows it to be turned off without going into the BIOS? A. External display B. Webcam C. Overclocking D. Wireless Find the user and have them enter their password - ANSWER While performing maintenance on a system for a customer, the screen locks and requests a prompt for a password. Which of the following BEST represents the actions the technician should take to get the PC unlocked? A. Look around the area for hints at what the password might be. B. Find the user and have them enter their password. C. Use third party software to bypass the prompt. D. Try random passwords until it is accepted. WPA2 - ANSWER Which of the following offers the HIGHEST wireless security? A. WEP B. WPA2 C.WPA D.HTTPS The motherboard specifications - ANSWER Which of the following should a technician check FIRST before upgrading the RAM in a laptop? A. The speed of the FSB B. The motherboard specifications C. The BIOS manufacturer D. The operating system version alignment - ANSWER After print head replacement on a printer, it needs: A. alignment. B. lubrication. C. cleaning. D. driver reinstallation. HDMI - ANSWER Which of the following uses a single connector to deliver both video and audio? A. DVI B. Serial C.VGA D. HDMI N - ANSWER Which of the following 802.11 standards can operate at both 2.4 GHz and 5.0 GHz? A. A B. B C.G D.N Class B - ANSWER 255.255.0.0 is the standard subnet mask for which of the following IP classes? A. Class A B. Class B C. Class C D. Class D PCIe - ANSWER Which of the following expansion slots uses a serial connection? A. PCI B. PCI-X C. PCIe D.AGP KVM switch - ANSWER Which of the following would allow for multiple computers to share a display and input devices? A. AGP video adapter B. KVM switch C. Portable TDR D. PCI video adapter Network Address Translation - ANSWER Which of the following features would hide internal IP addresses from the Internet? A. Network Address Translation B. Port forwarding C. Quality of Service D. SSID broadcast Two 500 GB SATA2 hard drives in a hardware RAID 0 - ANSWER Video editing workstations require the fastest hard drive access times with large storage capacity. Which of the following hard disk setups would be MOST ideal for the described computer? A. Two 500 GB SATA2 hard drives used in a JBOD array B. Two 500 GB SATA2 hard drives in a hardware RAID 0 C. Two 500 GB SATA2 hard drives in a hardware RAID 1 D. Two 500 GB SATA2 hard drives in a software RAID 0 The BIOS - ANSWER Two new PCs will have a DVD-RW drive for support use. The PCs will be used for Point of Sales transactions and everything will be password protected or disabled. Which of the following is the BEST way to disable the DVD-RW drives? A. The Registry B. Device Manager C. Disk Management D. The BIOS Composite video - ANSWER Which of the following connector types uses a single RCA style connector? A. DVI B. VGA C.RGB D. Composite video 10.4.0.1 - ANSWER Which of the following is an example of a Class A IP address? A. 10.4.0.1 B. 169.254.0.1 C. 192.168.17.3 D. 254.200.53.5 25 - ANSWER Joe, a customer, states that since the new firewall has been installed, he has not been able to send email. Which of the following ports on the firewall should be checked? A. 21 B. 25 C. 110 D. 443 SODIMM - ANSWER When installing additional RAM for a laptop, which of the following would MOST likely be used? A. PC card B. SODIMM C.DIMM D.PCMCIA drivers designed for a different OS. - ANSWER A technician is trying to install a printer driver from a manufacturer's website, but is getting an incompatibility error. This can be caused by: A. a malfunctioning printer. B. drivers designed for a different OS. C. a bad printer cable. D. 32-bit drivers on a 64-bit system. Coaxial - ANSWER RG-59 is a designation for which of the following cable types? A. Plenum B. Fiber optic C. Twisted pair D. Coaxial BIOS - ANSWER Which of the following is the only place where initial boot settings can be configured? A. CMOS B. BIOS C.MBR D.HAL PCI Express video card - ANSWER Which of the following expansion cards would MOST likely require the use of an external power connector to function properly? A. PCI Express video card B. PCI Express fiber card C. PCI Express sound card D. PCI Express network card ATX 4-pin - ANSWER A technician is installing a processor upgrade onto an Intel 775 socket motherboard. Which of the following extra power connectors needs to be plugged in for the board to power on? A. ATX 4-pin B. Molex C. PCIe 6-pin D. PCIe 8-pin 1 and 11 - ANSWER Which of the following channels, when used in close proximity to one another, provide the BEST protection against crosstalk? A. 1 and 11 B. 2 and 10 C. 6 and 1 D. 6 and 11 Firewall - ANSWER Which of the following network devices uses NAT to convert private IP addresses into public IP addresses? A. NAS B. Firewall C. Hub D. Bridge Surge suppressor - ANSWER Which of the following would BEST protect equipment from power spikes? A. Anti-static mat B. HVAC system C. Surge suppressor D. Power strip Webcam & Microphone - ANSWER Which of the following are examples of multimedia devices? (Select TWO and separate with an &). A. Scanner B. Digitizer C.Webcam D. Microphone E. Touchscreen WPA2 AES - ANSWER Which of the following is the strongest wireless encryption method? A. WPA2 AES B. WEP C. WPA2 TKIP D.WPA Motherboard size - ANSWER The term SFF refers to which of the following? A. CPU speed B. Memory size C. Motherboard size D. HDD size F-connector - ANSWER A threaded coaxial connector used to connect to a TV tuner is MOST often referred to as which of the following? A. F-connector B. RJ-11 connector C. IEEE 1394 connector D. RJ-45 connector SODIMM - ANSWER Which of the following types of memory is used with laptops? A. RAMBUS B. SODIMM C.ECC D.SDRAM TPM - ANSWER Which of the following features is used for security in laptops and can be used by BitLocker in Windows 7 to encrypt the hard drive? A. Virtualization extensions B. BIOS password C.TPM D.CMOS 3.0 Gbps - ANSWER The MAXIMUM transfer rate of eSATA is: A. 1.54 Mbps. B. 2.0 Gbps. C. 3.0 Gbps. D. 480 Mbps. Computer will not POST - ANSWER When a power supply does not meet minimum requirements for a motherboard, which of the following can happen? A. Computer will not POST B. Computer will overheat C. Monitor will not power on D. Processor will not run at proper speed Finish listening to Ann's explanation without interrupting if it will not take an excessive amount of time - ANSWER A technician realizes the problem Ann, a customer, is having before she is done explaining all the symptoms. Which of the following is the BEST action for the technician to take? A. Continue listening to Ann's explanation until she is finished then refer her to a website so she can find the proper resolution. B. Ask Ann to repeat the problem and all the symptoms several times in order for the technician to verify all the facts. C. Finish listening to Ann's explanation without interrupting if it will not take an excessive amount of time. D. Politely tell Ann that the technician knows the proper solution and that no further explanation is necessary. Laptops - ANSWER The SODIMM memory form factor is generally used in which of the following? A. Laptops B. Servers C. Desktops D. Workstations . Main memory of 8 GB or more & PCI-e video card with large amount of memory - ANSWER Which of the following should be used when building a high-end graphics workstation for CAD applications? (Select TWO and separate the two with an &). A. Main memory of 8 GB or more B. PCI-e video card with large amount of memory C. More than 4 accessible USB 2.0 ports D. A 32-bit OS to handle the large amount of expected disk I/O E. An eSATA external drive Converts DC to AC for the backlight - ANSWER Which of the following items describes the function of an inverter module used in laptop? A. Supplies DC to the backlight B. Supplies AC to the LED panel C. Converts AC to DC for the backlight D. Converts DC to AC for the backlight RCA - ANSWER A composite cable connects to which of the following connectors? A. HDMI B. S-video C. DVI D.RCA NAS - ANSWER Which of the following network devices would a client use to store data? A. Access point B. Bridge C. Firewall D. NAS 172.16.0.1 - ANSWER Which of the following is a private class B IP address? A. 10.0.15.1 B. 172.16.0.1 C. 172.33.1.1 D. 192.168.1.1 255.255.255.0 - ANSWER Which of the following is the subnet mask for a Class C IP address? A. 10.0.0.1 B. 192.168.1.1 C. 255.255.0.0 D. 255.255.255.0 UPS - ANSWER Which of the following should be avoided when installing a laser printer? A. Surge protector B. UPS C. RJ-45 connector D. Toner 128 - ANSWER Which of the following is the number of bits that comprises an IPv6 address? A. 32 B. 64 C. 128 D. 256 Ethernet - ANSWER Which of the following cables uses both the T568A and T568B standards? A. Ethernet B. Fiber C. Coaxial D. HDMI CCFL & LED - ANSWER Which of the following is the MOST likely light source for a laptop screen? (Select TWO and separate the two with an &). A. CCFL B. CRT C. Plasma D. Matrix E. LED RAID 10 - ANSWER Which of the following requires a MINIMUM of four hard drives? A. RAID 0 B. RAID 1 C. RAID 5 D. RAID 10 Install a video card with multiple DVI ports. - ANSWER A customer has asked for the ability to operate dual digital monitors. Which of the following is the BEST solution for accomplishing this? A. Split the onboard video port. B. Update the video drivers to allow for multiple monitors. C. Add an adaptor to the onboard VGA port. D. Install a video card with multiple DVI ports. The Blu-Ray player is plugged into the wrong port on the back of the PC & The technician that installed the USB 3.0 expansion card forgot to install the USB 3.0 driver - ANSWER Joe, a technician, installs a new Blu-Ray player via an external cable. The PC has previously had a USB 3.0 expansion card installed into its PCI Express slot. When Joe powers on the Blu-Ray player, he notices the "USB 2.0 Device" pop up in the Windows System Tray. Which of the following are probable causes? (Select TWO and separate with an &). A. A virus is attacking the USB 3.0 driver, forcing it to operate in USB 2.0 mode only. B. The Blu-Ray player is plugged into the wrong port on the back of the PC. C. The Blu-Ray player was mistakenly plugged into the FireWire port. D. The Bluetooth connection from a nearby mobile device is interfering with the Blu-Ray player. E. The Blu-Ray player had a DVD loaded into it and this caused the computer to malfunction. F. The technician that installed the USB 3.0 expansion card forgot to install the USB 3.0 driver. DNS is not configured correctly - ANSWER Joe, a user, cannot browse on the intranet to a particular web server by using the servername given to him by the administrator. Joe asks a coworker for the IP address of the same server, and is then able to access the webpage using the IP address. Which of the following is the MOST likely cause of the issue? A. DNS is not configured correctly. B. HTTP is not working on the server. C. HTTP is not working on the client. D. The network router is down. Use MAC filtering - ANSWER Joe, a user, wants to secure his home wireless network and allow only certain devices access to the network. Which of the following measures would be the MOST effective means of limiting access? A. Turn off DHCP B. Use MAC filtering C. Disable DMZ D. Turn off SSID broadcasting NAT - ANSWER Which of the following refers to a process of modifying an IP address to allow the device to become hidden and only accessible on a private network? A. WPS B. MAC filtering C.DHCP D.NAT Cable - ANSWER Which of the following Internet connection types would have the MOST available bandwidth and highest transmission speed? A. DSL B. Dial-up C. Cable D. Satellite Small form factor - ANSWER Which of the following characteristics BEST differentiates a Home Theatre PC from a CAD PC? A. Ability to play optical media B. Gigabit network connection