A+ 902 Questions Chapter 3

Which of the following devices takes advantage of Plug and Play while power is applied to the system? a. ps/2 keyboard b. usb mouse c. ddr3 dimm module d. pcie graphics adapter Chapter 3: Peripherals and Expansion

b. usb mouse

Which of the following is a display standard implemented with a 15 pin DE 15 connector? a. hdmi b. vga c. dvi d. rca Chapter 3: Peripherals and Expansion

b. vga

Which of the following types of connectors are used for unshielded twisted-pair connections? Choose two. a. db-9 b. db-25 c. rj-45 d. rj-11 Chapter 3: Peripherals and Expansion

c, d

What is the maximum number of USB devices that can be attached to a single USB controller? a. 10 b. 64 c. 127 d. 128 Chapter 3: Peripherals and Expansion

c. 127

How many pins are used in HDMI Type A and Type B connectors? a. 24 pins and 28 pins b. 20 pins and 29 pins c. 19 pins and 29 pins d. 18 pins and 28 pins Chapter 3: Peripherals and Expansion

c. 19 pins and 29 pins

What is the maximum cable length that FireWire 400 supports? a. 8 meters b. 2 meters c. 4.5 meters d. 2.5 meters Chapter 3: Peripherals and Expansion

c. 4.5 meters

How many devices are allowed to be networked together on a single FireWire 400? a. 7 b. 15 c. 63 d. 127 Chapter 3: Peripherals and Expansion

c. 63

Which of the following interfaces offers the highest data rate? a. usb 1.1 b. ieee 1284 c. firewire d. spp Chapter 3: Peripherals and Expansion

c. firewire

Which of the following interfaces allows audio to be sent out over the same cabling infrastructure as video? a. vga b. dvi c. hdmi d. composite Chapter 3: Peripherals and Expansion

c. hdmi

Which of the following color codes is used for the PS/2 keyboard port on a computer? a. red b. yellow c. purple d. brown Chapter 3: Peripherals and Expansion

c. purple

Which of the following computer components can be used to hold multiple input/output (I/O) cards? a. sd card b. eisa slot c. riser card d. pci slot Chapter 3: Peripherals and Expansion

c. riser card

Which of the following provides additional expansion slots on the motherboard? a. network interface card b. usb card c. riser card d. audio card Chapter 3: Peripherals and Expansion

c. riser card

Which of the following connectors uses the four pairs of wires? a. f-type b. rj-11 c. rj-45 d. hdmi Chapter 3: Peripherals and Expansion

c. rj-45

The 5 Gbps data rate of USB 3.0 is also known by which name? a. full speed b. high speed c. superspeed d. normal speed Chapter 3: Peripherals and Expansion

c. superspeed

Your customer is using Windows Vista and complains about the quality of picture he is getting on his monitor. You find that you cannot adjust the refresh rate or the resolution. What is the most likely cause? a. the monitor is not compatible with the video card b. the video card has failed c. the video card is not recognized by windows d. the video card does not have enough video ram Chapter 3: Peripherals and Expansion

c. the video card is not recognized by windows

A customer has come to you wanting to upgrade the video card in his laptop. What would you recommend? a. an agp card b. a pci express card c. upgrade is not possible d. a pcmcia card Chapter 3: Peripherals and Expansion

c. upgrade is not possible

How do you connect a DVI-A interface on a peripheral to a DVI-D interface on the computer? a. with a dvi-i cable b. with a cable that is terminated on one end with a dvi-a connector and on the other end with a dvi-d connector c. you wouldn't interconnect those two interfaces d. with a standard dvi cable Chapter 3: Peripherals and Expansion

c. you wouldn't interconnect those two interfaces

What is the maximum cable length of a firewire 800 cable? a. 1 meter b. 2 meters c. 4.5 meters d. 100 meters Chapter 3: Peripherals and Expansion

d. 100 meters

What is the maximum data transfer rate supported by USB 2.0? a. 12 Mbps b. 128 Mbps c. 256 Mbps d. 480 Mbps e. 512 Mbps Chapter 3: Peripherals and Expansion

d. 480 Mbps

How many pins are available on a PS/2 mini-DIN connector? a. 3 b. 4 c. 5 d. 6 Chapter 3: Peripherals and Expansion

d. 6

What is the maximum data throughput of FireWire 800 port? a. 10 Gbps b. 480 Mbps c. 400 Mbps d. 800 Mbps Chapter 3: Peripherals and Expansion

d. 800 Mbps

Jennifer, a user, needs to extend her computer capacity by connecting external storage devices. Which of the following connectors will allow her to accomplish the task? Choose two. a. eSata b. IEEE 1394 c. sata d. ide Chapter 3: Peripherals and Expansion

a, b

Which of the following are the technologies found on touchscreens? Choose all that apply. a. capacitive b. resistive c. midi d. nfc Chapter 3: Peripherals and Expansion

a, b

Which of the following ports on a computer are used to connect a keyboard? Choose two. a. ps/2 b. usb c. db-9 d. db-25 Chapter 3: Peripherals and Expansion

a, b

Which of the following features are offered by FireWire? Choose all that apply. a. hot-swapping and self-configuration b. multiple-device support c. high-speed data transfer d. work well with low bandwidth devices Chapter 3: Peripherals and Expansion

a, b, c

John, a technician, needs to allow multiple PCs to share a common display, keyboard, and mouse. Which of the following devices will he use? a. kvm switch b. nas appliance c. set top box d. network switch Chapter 3: Peripherals and Expansion

a. kvm switch

Which of the following statements are true about a webcam? Choose all that apply. a. it is a video capture device connected to a computer or computer network b. it is used for video telephony, permitting a computer to act as a videophone or video conferencing station c. it can be used in messenger programs such as windows live messenger, skype, and yahoo messenger services d. it is a camera that takes video or still photographs, or both, digitally by recording images via an electronic image sensor Chapter 3: Peripherals and Expansion

a, b, c

You work as network administrator for Dreams Unlimited Inc. The company has a TCP/IP-based network. You are configuring a cable modem on the network to connect to the Internet. Which of the following types of connectors are supported by the cable modem? Choose all that apply. a. RJ-45 b. F-type c. USB d. MT-RJ Chapter 3: Peripherals and Expansion

a, b, c

Which of the following statements are true about the DVI-D? Choose three. a. its dual link connector contains 24 pins b. it is used only for digital signal connections c. it is used for both digital and analog signal connections d. its single link connector contains 18 pins Chapter 3: Peripherals and Expansion

a, b, d

Which of the following statements about FireWire is true? Choose two. a. firewire 800 devices use 9-pin connectors at both ends of the cable. b. firewire 800 devices use 4-pin or 6-pin connectors. c. firewire 400 devices use 4-pin or 6-pin connectors. d. firewire 400 devices use 9-pin connectors at both end of the cable. Chapter 3: Peripherals and Expansion

a, c

Which of the following statements about the dual-link DVI-I connector are true? Choose two. a. it is used for both digital and analog signal connections b. it is used only for digital signal connection c. it contains 4 more pins than the dual-link dvi-d connector d. it contains 15 more pins than the dvi-d connector Chapter 3: Peripherals and Expansion

a, c

What are the benefits of using USB 2.0 over legacy communication ports, such as RS-232 and parallel ports? Choose all that apply. a. speed b. security c. expansion d. easy configuration of hardware devices Chapter 3: Peripherals and Expansion

a, c, d

What is the maximum data transfer rate supported by USB 1.1? a. 12 Mbps b. 200 Mbps c. 100 Mbps d. 50 Mbps Chapter 3: Peripherals and Expansion

a. 12 Mbps

Which of the following connectors is also known as PS/2? a. 6-pin mini-din b. 5-pin din c. usb 2.0 d. 4-pin mini-din Chapter 3: Peripherals and Expansion

a. 6-pin mini-din

How many devices can be daisy-chained to an IEEE 1394 port? a. 63 b. 50 c. 25 d. 12 Chapter 3: Peripherals and Expansion

a. 63

Which of the following input device connectors supports the maximum transfer speed of 800 Mbps? a. Firewire b. USB c. Mini-DIN d. D-subminiature Chapter 3: Peripherals and Expansion

a. Firewire

Which of the following color codes is used for the PS/2 mouse port on a computer? a. Green b. Brown c. Purple d. Blue Chapter 3: Peripherals and Expansion

a. Green

Which of the following ports is known as FireWire 800? a. IEEE 1394b b. IEEE 1394 c. USB d. IEEE 1284 Chapter 3: Peripherals and Expansion

a. IEEE 1394b

Which of the following standard technologies is not used to interface the hard disk with the computer? a. PS/2 b. IDE/ATA c. USB d. SCSI Chapter 3: Peripherals and Expansion

a. PS/2

Which of the following is the most common way to sync data from a mobile device to a computer? a. USB b. NFC c. Wi-Fi d. NIC Chapter 3: Peripherals and Expansion

a. USB

Which of the following can deliver up to eight channels of digital audio in addition to video? a. hdmi b. vga c. rgb d. dvi Chapter 3: Peripherals and Expansion

a. hdmi

Which of the following specifications defines the Type A and Type B HDMI connectors? a. hdmi 1.0 b. hdmi 2.0 c. hdmi 3.0 d. hdmi 4.0 Chapter 3: Peripherals and Expansion

a. hdmi 1.0

Which of the following is an advantage of HDMI over DVI? a. hdmi transmits audio and video b. hdmi permits the use of greater cable length c. hdmi provides better image quality d. hdmi provides more resistant to electromagnetic interference Chapter 3: Peripherals and Expansion

a. hdmi transmits audio and video

Which of the following statements is true of a modem? a. it converts digital signals into analog signals and vice versa b. it converts ac current to dc current and vice versa c. it amplifies digital signals d. it reduces the noise in analog signal Chapter 3: Peripherals and Expansion

a. it converts digital signals into analog signals and vice versa

You work as technician for Tech Perfect Inc. You need to allow multiple PCs to share a common display, keyboard, and mouse. Which of the following devices will you use? a. kvm switch b. wireless keyboard, monitor, and mouse c. router d. network switch Chapter 3: Peripherals and Expansion

a. kvm switch

Which of the following is used for musical equipment and defines the format of the data sent and the format in which the sounds are stored? a. midi b. hdmi c. ps/2 d. dvi Chapter 3: Peripherals and Expansion

a. midi

Which of the following serves as an interface between the device and the network? a. nic b. adapter card c. nas d. usb Chapter 3: Peripherals and Expansion

a. nic

Which of the following is a 6-pin mini-DIN connector used for connecting some keyboards and mice to a PC compatible computer system? a. ps/2 b. ide/ata c. usb d. scsi Chapter 3: Peripherals and Expansion

a. ps/2

Which of the following is a board plugged into the system board and provides additional slots for adapter cards? a. riser card b. northbridge c. sound card d. network interface card Chapter 3: Peripherals and Expansion

a. riser card

Which of the following is a circuit board that is used to extend slots for expansion cards and provides the ability to connect additional expansion cards to the computer? a. riser card b. sound card c. tv tuner card d. video capture card Chapter 3: Peripherals and Expansion

a. riser card

Which of the following video standards is not likely to support high-definition 1080p resolution? a. s-video b. DVI c. HDMI d. Component Video Chapter 3: Peripherals and Expansion

a. s-video

Which of the following devices also works as a video capture card? a. tv tuner card b. sd card c. web camera d. image scanner Chapter 3: Peripherals and Expansion

a. tv tuner card

Which of the following is the most common way to sync data from a mobile device to a PC? a. usb b. rs-232 serial connection c. wifi d. bluetooth Chapter 3: Peripherals and Expansion

a. usb

Which of the following I/O ports has the slowest data transfer rate? a. usb 1.1 b. usb 2.0 c. esata d. ieee 1394 Chapter 3: Peripherals and Expansion

a. usb 1.1

You work as an IT technician for uCertify Inc. You want to add a company video from a video cassette to the website of the company. Which of the following devices will you use to complete this task? a. video capture card b. video card c. windows easy transfer cable d. super i/o card Chapter 3: Peripherals and Expansion

a. video capture card

Which of the following are the differences between USB 3.0 and USB 2.0? Choose two. a. USB 2.0 supports streaming but USB 3.0 doesn't b. unlike USB 2.0, USB 3.0 supports continuous bursting c. unlike USB 2.0, USB 3.0 supports dual simplex communication pathways d. USB 2.0 provides more current at high power as compared to USB 3.0 Chapter 3: Peripherals and Expansion

b, c

Which of the following are the types of the IEEE 1394 connectors? Choose all that apply. a. 2-pin b. 4-pin c. 6-pin d 8-pin Chapter 3: Peripherals and Expansion

b, c

Which of the following cards are generally provided by motherboard manufacturers because they are customized to the design of particular motherboards? Choose two. a. sd card b. amr riser card c. cnr riser card d. smart card Chapter 3: Peripherals and Expansion

b, c

Which of the following statements about High-Definition Multimedia Interface (HDMI) are true? Choose two. a. it is an interface primarily used to connect hard disk and CD drives in a computer b. it has five types of connectors: type a, type b, type c, type d, and type 3 c. it is capable of delivering the high quality digital video and multi-channel digital audio on a single cable d. it is a new i/o bus technology that has more bandwidth than pci and agp slots Chapter 3: Peripherals and Expansion

b, c

Which of the following features are incorporated in USB 3.0 technology? Choose all that apply. a. data transfer rates up to 480 Mbps b. backward compatibility with usb 2.0 and 1.1 c. two unidirectional data paths d. enhanced power efficiency Chapter 3: Peripherals and Expansion

b, c, d

Which of the following ports are able to transfer data at the rate of 400 Mbps and more? Choose all that apply. a. usb 1.1 b. usb 2.0 c. firewire d. usb 3.0 Chapter 3: Peripherals and Expansion

b, c, d

What is the maximum length recommended for DVI cables that can be used with display resolution 1280 × 1024 or lower? a. 4.5 meters b. 15 meters c. 5 meters d. 3 meters Chapter 3: Peripherals and Expansion

b. 15 meters

What does HDMI stand for? a. High-Display Module Interchange b. High-Definition Multimedia Interface c. High-Display Multiple Interface d. High-Definition Music Interface Chapter 3: Peripherals and Expansion

b. High-Definition Multimedia Interface

Which of the following types of cable connectors is an example of a mini-DIN? a. RJ-11 b. PS/2 c. RJ-45 d. BNC Chapter 3: Peripherals and Expansion

b. PS/2

Which of the following connectors is used with twisted pair cable type? a. SC b. RJ-45 c. ST d. LC e. F-Connector Chapter 3: Peripherals and Expansion

b. RJ-45

Selena wants to install two video cards on a computer for high quality video graphic games. Which of the following does she need for this task? a. a motherboard with two PCIe x1 slots b. a motherboard with two PCIe x16 slots c. a motherboard with two agp slots d. a motherboard with two PCIe x2 slots Chapter 3: Peripherals and Expansion

b. a motherboard with two PCIe x16 slots

VGA-based video technologies use what type of signal between the adapter and monitor? a. digital b. analog c. compressed d. composite Chapter 3: Peripherals and Expansion

b. analog

Which of the following devices can be used in place of a keyboard so that large amounts of information do not need to be entered by hand? a. touchscreen b. barcode reader c. KVM switch d. trackball Chapter 3: Peripherals and Expansion

b. barcode reader

A company named Money Builders Inc. hires you to provide assistance for setting up their Windows network. The company's server room will be in a highly secured environment. You are required to suggest an authentication method for it. The CFO of the company wants the server to use thumb impressions for authentication. Which of the following authentication methods will you suggest? a. smart card b. biometrics c. certificate d. two-factor Chapter 3: Peripherals and Expansion

b. biometrics

Your customer has an integrated video card, but wants to replace it with a more advanced video card. What should you do? a. recommend replacing the entire motherboard b. check the BIOS for a setting to disable the integrated board and then install a new video card c. tell the customer you cannot upgrade integrated components d. if you buy a more advanced model from the same manufacturer, it will override the integrated card Chapter 3: Peripherals and Expansion

b. check the BIOS for a setting to disable the integrated board and then install a new video card

John, a technician, wants to view the contents of his external hard drive. He finds a port in his external hard drive with the marking "IEEE 1394" on it. Which of the following interfaces will he use? a. esata b. firewire c. sata d. usb 3.0 Chapter 3: Peripherals and Expansion

b. firewire

Which of the following interfaces provides the fastest data transfer rate for printing a document on a printer? a. usb 2.0 b. firewire 800 c. ieee 802.11a d. ieee 802.11b Chapter 3: Peripherals and Expansion

b. firewire 800

Which of the following Interfaces has the ability to support digital audio as well as video through a single cable? a. svga b. hdmi c. dvi d. vga Chapter 3: Peripherals and Expansion

b. hdmi

Which of the following types of media connectors transmits digital video as well as audio? a. dvi-d b. hdmi c. dvi-a d. vga Chapter 3: Peripherals and Expansion

b. hdmi

Which of the following uses digital signals and provides an interface between any audio/video source and an audio and/or video monitor over a single cable? a. vga b. hdmi c. s-video d. composite video Chapter 3: Peripherals and Expansion

b. hdmi

What category of adapter would you need to install to equip a system with one or more USB ports? a. multimedia b. i/o c. communications d. video Chapter 3: Peripherals and Expansion

b. i/o

Which of the following statements about a riser card is true? a. it is used to connect extra microprocessors b. it is used to extend slots for expansion cards c. it is used to connect a computer in a network d. it provides extra memory for expansion cards Chapter 3: Peripherals and Expansion

b. it is used to extend slots for expansion cards

Which of the following devices is useful where there are multiple computers but no need for a dedicated keyboard, monitor, and mouse for each one? a. usb hub b. kvm switch c. inverter d. switch Chapter 3: Peripherals and Expansion

b. kvm switch

Which of the following cards provides the interface necessary for remote communications over phone or data lines that have been provided by a cable or Internet service provider? a. storage card b. modem card c. thunderbolt card d. firewire card Chapter 3: Peripherals and Expansion

b. modem card

Joe, a technician, wants to run a cable for a new PC and the requirement is the CAT6 cable. Which of the following connectors will he use when terminating the cable? a. bnc b. rj-45 c. mt-rj d. st Chapter 3: Peripherals and Expansion

b. rj-45

Which of the following is used to take a photo identical copy of a physical hard copy of any kind of document? a. barcode reader b. scanner c. biometric mouse d. digitizer Chapter 3: Peripherals and Expansion

b. scanner

Which of the following can be used as a physical authentication token for accessing computers, rooms, or buildings? a. digital camera b. smart card c. touch pad d. trackpoint Chapter 3: Peripherals and Expansion

b. smart card

Jennifer works on her computer that has a sound card installed. She finds that she is unable to hear any sound when playing a sound file. Which of the following cannot be a likely reason for this? a. there is no power on the speaker b. the sound card is set to a 75 MHz bus speed c. the speaker cable is plugged into an incorrect connection slot d. the speaker cable is not plugged into the slot Chapter 3: Peripherals and Expansion

b. the sound card is set to a 75 MHz bus speed

Which of the following interfaces can be used for audio, video, and storage devices? a. component video b. thunderbolt c. dvi d. hdmi Chapter 3: Peripherals and Expansion

b. thunderbolt

What do you need to be able to decode NTSC transmissions for viewing on a computer? a. wireless card b. tv tuner card c. video capture card d. riser card Chapter 3: Peripherals and Expansion

b. tv tuner card

What peripheral port type is expandable using a hub, operates at 1.5 MBps, and is used to connect various devices (from printers to cameras) to PCs? a. dvd 1.0 b. usb 1.1 c. ieee 1394 d. ieee 1284 Chapter 3: Peripherals and Expansion

b. usb 1.1

Which of the following USB versions has a maximum data transfer rate of 480 Mbps? a. usb 1.1 b. usb 2.0 c. usb 3.0 d. usb 3.1 Chapter 3: Peripherals and Expansion

b. usb 2.0

Which of the following USB versions has a maximum data transfer rate of 5 Gbps? a. USB 1.1 b. USB 2.0 c. USB 3.1 d. USB 3.0 Chapter 3: Peripherals and Expansion

d. USB 3.0

Which video technology supports both analog and digital signals, each requiring a cable with different connectors from the other? a. ypbpr b. hdmi c. composite d. dvi Chapter 3: Peripherals and Expansion

d. dvi

Which of the following connectors does an analog modem use to connect to a phone line? a. rj-45 b. db-15f c. 5-pin din d. rj-11 Chapter 3: Peripherals and Expansion

d. rj-11

Which of the following ports is not used to connect a scanner to a computer? a. parallel b. firewire c. usb d. serial Chapter 3: Peripherals and Expansion

d. serial

Which of the following controls input/output functions, the system clock, drives and buses, advanced power management (APM), and various other devices? a. micro-atx b. mini-itx c. northbridge d. southbridge Chapter 3: Peripherals and Expansion

d. southbridge