CompTIA A+ Exam 220-901 Practice Test Part 2

A CPU design based on instruction set that tries to improve speed by utilizing relatively few and simple instructions is known as: A. RISC B. HPHS C. EPIC D. CISC

A

A single-sided, double-layer DVD disc can store up to: A. 8.5 GB of data B. 15.6 GB of data C. 4.7 GB of data D. 7.8 GB of data

A

A single-sided, single-layer DVD disc can store up to: A. 4.7 GB of data B. 7.8 GB of data C. 8.5 GB of data D. 15.6 GB of data

A

In CPU cooling, thermal compound is applied to fill in the narrow space between: A. CPU and heat sink B. Heat sink and CPU fan C. CPU and cooling pad D. Heat sink and cooling pad

A

Which of the following acronyms refers to a specific feature of certain types of microprocessor sockets that facilitates the insertion and removal of a CPU chip? A. ZIF B. TPM C. ZIP D. FRU

A

Which of the following answers lists storage media types arranged from lowest to highest capacity? A. Floppy disk, CD, DVD, BD, Tape B. Floppy disk, CD, DVD, Tape, BD C. CD, DVD, Floppy disk, BD, Tape D. Floppy disk, Tape, CD, DVD, BD

A

Which of the following units is used for measuring the speed of modern CPUs? A. GHz B. rpm C. Gbps D. MHz

A

Which of the terms listed below refers to a proprietary flash memory card format used mainly in older digital cameras? A. xD B. SD C. SSD D. Mini-SD E. Micro-SD

A

What are the characteristic features of Socket FM2+? (Select 3 answers) A. 906 contacts B. Intel CPU socket C. PGA packaging D. AMD CPU socket E. 905 contacts F. LGA packaging G. PGA-ZIF packaging

A, D, G

The Universal Serial Bus (USB) standard specifies that type B connectors can be attached to: (Select 2 answers) A. Target devices B. Devices that supply power C. Host devices D. Any type of device E. Devices that receive power

A, E

"DB-15", "DE-15", and "HD-15" are terms referring to the different variants of the: A. RJ-45 connector B. BNC connector C. VGA connector D. 8P8C connector

C

A type of CPU architecture where a single physical CPU contains more than one execution core on a single die or chip is known as: A. Parallel processing B. Symmetric Multiprocessing (SMP) C. Multicore D. Hyperthreading (HTT)

C

A type of media used as a secondary system storage in tablets and mobile phones is known as: A. CF B. Mini-SD C. eMMC D. Micro-SD E. xD

C

Cable length for FireWire devices is limited to: A. 18 inches B. 2 meters C. 4.5 meters D. 5 meters

C

Platters of a magnetic hard drive spin at a rate measured in: A. Revolutions per second B. Iterations per minute C. Revolutions per minute D. Iterations per second

C

RAID Level 5: (Select 2 answers) A. Requires at least 2 drives to implement B. Continues to operate in case of failure of more than 1 drive C. Requires at least 3 drives to implement D. Offers increased performance and fault tolerance (single drive failure does not destroy the array and lost data can be re-created by the remaining drives) E. Requires at least 4 drives to implement

C, D

What are the characteristic features of Socket AM3? (Select 3 answers) A. PGA packaging B. Intel CPU socket C. PGA-ZIF packaging D. 942 contacts E. AMD CPU socket F. LGA packaging G. 941 contacts

C, D, E

Which of the following answers list(s) example(s) of storage media type(s) that can be erased and written to multiple times? (Select all that apply) A. BD-R B. CD-ROM C. DVD-RW D. BD-RE E. DVD-ROM F. CD-RW

C, D, F

Which of the answers listed below describe the characteristic features of the signal that can be carried through the HDMI connectors and cables? (Select 2 answers) A. Analog signal B. Video only C. Digital signal D. Audio only E. Video and audio

C, E

Which of the answers listed below refer to a nested (hybrid) RAID level? (Select 2 answers) A. RAID 0 B. RAID 1 C. RAID 1 + 0 D. RAID 5 E. RAID 10

C, E

Which of the following answers list the characteristic features of the signal that can be carried through the VGA connectors and cables? (Select 2 answers) A. Video and audio B. Audio C. Video only D. Digital and analog E. Analog only

C, E

Which types of standard FireWire connectors have the capability of supplying voltage to a device? (Select 2 answers) A. 2-pin connector B. 4-pin connector C. 6-pin connector D. 8-pin connector E. 9-pin connector

C, E

The NX bit technology implemented by AMD in its CPUs is known as: A. EVP B. XD bit C. VT-x D. Hyper-V

A

What is the maximum data transfer rate supported by the SATA 1.0 standard? A. 1.5 Gbps B. 1 Gbps C. 2.5 Gbps D. 3 Gbps

A

What is the maximum data transfer rate supported by the SATA 3.0 standard? A. 6 Gbps B. 800 Mbps C. 3 Gbps D. 480 Mbps

A

Which of the Digital Visual Interface (DVI) connector types does not provide support for analog signal transmission? A. DVI-D B. DVI-A C. DVI-I D. DVI-A/D

A

What are the characteristic features of Socket FM1? (Select 3 answers) A. AMD CPU socket B. PGA-ZIF packaging C. 905 contacts D. PGA packaging E. Intel CPU socket F. LGA packaging G. 904 contacts

A, B, C

What are the characteristic features of Socket B? (Select 3 answers) A. 1366 contacts B. Intel CPU socket C. 775 contacts D. LGA packaging E. AMD CPU socket F. PGA packaging

A, B, D

Which of the answers listed below refer(s) to solution(s) aimed at improving CPU heat dissipation? (Select all that apply) A. Heat sink B. CPU fan C. Dual rail D. Thermal paste E. Liquid-based cooling F. P1 connector

A, B, D, E

RAID Level 0: (Select 3 answers) A. Is also known as disk striping B. Decreases reliability (failure of any disk in the array destroys the entire array) C. Is also referred to as disk mirroring D. Offers less volume capacity in comparison to RAID 1 E. Requires at least 3 drives to implement F. Is suitable for systems where performance has higher priority than fault tolerance

A, B, F

What are the characteristic features of Socket T? (Select 3 answers) A. 775 Contacts B. PGA packaging C. Intel CPU socket D. LGA packaging E. 1150 Contacts F. AMD CPU socket

A, C, D

Which of the answers listed below refer to the features of Socket H2? (Select 3 answers) A. :LGA packaging B. AMD CPU Socket C. 1155 contacts D. Intel CPU Socket E. 1556 contacts F. PGA packaging

A, C, D

Which of the statements listed below apply to USB? (Select all that apply) A. Hot-pluggable devices B. Parallel communication interface C. Bootable devices D. Serial communication interface

A, C, D

Examples of connector types used for carrying audio signals include: (Select all that apply) A. TRS connector B. DVI-A connector C. RCA connector D. VGA connector E. S/PDIF connector

A, C, E

Flash memory card formats include: (Select all that apply) A. xD - Picture Card B. SATA C. CompactFlash (CF) D. IEEE 1394 E. Secure Digital (SD) F. eSATA

A, C, E

Which of the following answers refer to the characteristics of Socket R? (Select 3 answers) A. Intel CPU socket B. PGA packaging C. 2011 contacts D. AMD CPU socket E. LGA packaging F. 1366 contacts

A, C, E

Which of the following answers list(s) example(s) of hot-swappable drives? (Select all that apply) A. USB Drive B. PATA Drive C. FireWire Drive D. IDE Drive E. SATA Drive F. eSATA Drive

A, C, E, F

Intel CPU server brands include: (Select 2 answers) A. Xeon B. Celeron C. Opteron D. Itanium E. Sempron F. Atom

A, D

RAID Level 1: (Select 3 answers) A. Requires at least 2 drives to implement B. Is also known as disk striping C. Offers improved performance in comparison to RAID 0 D. Offers improved reliability by creating identical data sets on each drive (failure of one drive does not destroy the array as each drive contains identical copy of the data) E. Is also referred to as disk mirroring

A, D, E

"Phono connector", "Cinch connector", and "A/V jack" are terms that refer to a popular type of electrical connector commonly used to carry analog/digital audio and analog video signals. This type of connector is formally known as the: A. DVI connector B. RCA connector C. VGA connector D. RJ-45 connector

B

The AMD CPU brands designed for desktop and workstation computers include: (Select all that apply) A. Opteron B. Athlon C. Sempron D. Phenom E. FX

B, C, D, E

A security feature used by CPUs for isolating areas of memory in order to prevent the execution of code from non-executable memory locations is known as: A. Data Loss Prevention (DLP) B. No-eXecute bit (NX bit) C. Error-Correcting Code (ECC) D. Parity bit

B

A set of Intel CPU hardware enhancements improving support for virtualization is known as: A. EPV B. VT-x C. Catalyst D. Hyper-V

B

An additional ATX12V power connector designed to supply dedicated power for the CPU is known as: A. Mini-DIN B. P4 connector C. BNC connector D. P1 connector

B

The NX bit technology implemented in CPUs manufactured by Intel is called: A. EVP B. XD bit C. VT-x D. Hyper-V

B

USB 2.0 (aka "Hi-Speed USB") specifies the maximum data transfer rate of: A. 800 Mbps B. 480 Mbps C. 12 Mbps D. 400 Mbps

B

What is the maximum data transfer rate supported by the SATA 2.0 standard? A. 480 Mbps B. 3 Gbps C. 800 Mbps D. 6 Gbps

B

What is the maximum length for external SATA (eSATA) cable? A. 5 meters B. 2 meters C. 1 meter D. 18 inches

B

What is the name of a server-dedicated CPU series designed by AMD? A. Athlon B. Opteron C. Itanium D. Phenom E. Sempron

B

Which of the Digital Visual Interface (DVI) connector types does not provide support for digital signal transmission? A. DVI-D B. DVI-A C. DVI-I D. DVI-A/D

B

Which of the answers listed below refers to the Video Graphics Array (VGA) connector? A. PCIe 6/8-pin connector B. Three-row 15-pin connector C. Two-row 40-pin connector D. Three-row 29-pin connector

B

Which of the answers listed below refers to the area of implementation of No-eXecute bit (NX bit)? A. Parity Checks B. Malware protections C. Biometric authentication D. Data backup

B

Which of the following built-in functionalities allows a CPU to take over tasks normally executed by a dedicated graphics card? A. DisplayPort B. Integrated GPU C. Multicore architecture D. Hyperthreading E. VGA mode

B

Which of the following provides a CPU with the fastest access to frequently used data? A. Flash memory B. Multi-level cache C. Random Access Memory (RAM) D. Secondary Storage

B

The Universal Serial Bus (USB) standard specifies that type A connectors can be attached to: (Select 2 answers) A. Target devices B. Devices that supply power C. Host devices D. Any type of device E. Devices that receive power

B, C

Which of the following statements describing the Blu-ray Disc (BD) technology are true? (Select 4 answers) A. A standard-size single-layer Blu-Ray disc can store up to 15 GB of data B. BD-RE discs can be erased and written to multiple times C. A standard-size dual-layer Blu-Ray disc can store up to 50 GB of data D. BD-R discs can be written to once E. A standard-size single-layer Blu-Ray disc can store up to 25 GB of data F. BD-RW discs can be written to once G. A standard-size dual-layer Blu-Ray disc can store up to 30 GB of data H. BD-R discs can be erased and written to multiple times

B, C, D, E

Which of the following answers refer(s) to example(s) of Intel CPU(s) designed for desktop and workstation computers? (Select all that apply) A. Itanium B. Celeron C. Pentium D. Core i3 E. Athlon F. Core i5 G. Core i7

B, C, D, F, G

Which of the following answers describes(s) the characteristic features of S/PDIF? (Select all that apply) A. Twisted-pair cabling B. Digital audio interface C. Coaxial cabling D. Video interface E. Fiber-optic cabling

B, C, E

A hybrid drive provides a combination of which of the following technologies? (Select 2 answers) A. SD B. HDD C. xD D. SSD E. CF

B, D

Which of the answers listed below describe the features of Socket H3? (Select 3 answers) A. 1366 contacts B. LGA packaging C. AMD CPU socket D. 1150 contacts E. PGA packaging F. Intel CPU socket

B, D, F

Which of the following statements refer(s) to the IEEE 1394a standard? (Select all that apply) A. Data transfer rate of up to 800 Mbps B. FireWire 400 C. Data transfer rate of up to 480 Mbps D. FireWire 800 E. Data transfer rate of up to 400 Mbps F. Parallel bus interface standard

B, E

Which of the following statements apply to the USB 3.0 standard? (Select all that apply) A. USB 3.0 is also commonly referred to as Hi-Speed USB B. Backward compatibility with all preceding USB standards C. Speed of up to 800 Mbps D. USB 3.0 is also commonly referred to as Full-Speed USB E. Speed of up to 5 Gbps F. USB 3.0 is also commonly referred to as SuperSpeed USB G. Maximum practical cable length of 3 meters

B, E, F, G

Which of the following statements list(s) data transfer rates of the USB 1.1 standard? (Select all that apply) A. 400 Mbps B. 12 Mbps C. 800 Mbps D. 5 Gbps E. 480 Mbps F. 1.5 Mbps

B, F

Which of the following statements refer(s) to the IEEE 1394b standard? (Select all that apply) A. Data transfer rate of up to 400 Mbps B. FireWire 800 C. Parallel bus interface standard D. FireWire 400 E. Data transfer rate of up to 480 Mbps F. Data transfer rate of up to 800 Mbps

B, F

A single Serial ATA (SATA) data cable can be used to connect a motherboard slot with: A. Up to 3 devices B. Up to 2 devices C. Only 1 device D. Up to 4 devices

C

A single-layer mini Blu-ray disc can store up to: A. 8.544 GB of data B. 4.7 GB of data C. 7.8 GB of data D. 15.6 GB of data

C

RAID Level 10 requires a minimum of: A. 2 drives B. 3 drives C. 4 drives D. 5 drives

C

The capability for replacing computer system components without causing interruption to the system operation is known as: A. Multitasking B. Hardware acceleration C. Hot swapping D. Cold plugging

C

What is the maximum allowable cable length for USB devices? A. 18 inches B. 4.5 meters C. 5 meters D. 1 meter

C

What is the maximum number of USB devices that can be connected to a single USB host controller? A. 31 B. 63 C. 127 D. 255

C

What is the name of a microprocessor component that performs all comparisons and calculations? A. FRU B. UART C. ALU D. LUN

C

Which of the CPU models listed below are compatible with the LGA 775 socket? A. Celeron, Sempron, Pentium, Core i3, Core i5, Core i7, Xeon E3, Xeon E5, Xeon E7 B. Athlon II X2, Athlon II X3, Athlon II X4, Phenom II, Phenom II X2, Phenom II X4, Phenom II X6, FX C. Pentium 4, Pentium D, Celeron, Celeron D, Pentium XE, Core 2 Duo, Core 2 Extreme, Core 2 Quad, Xeon D. Celeron, Pentium, Core i3, Core i5, Core i7, Xeon E3, Xeon E5, Xeon E7, Opteron

C

Which of the following solutions does not offer fault tolerance? A. RAID 5 B. Disk Duplexing C. RAID 0 D. Disk Mirroring E. RAID 1

C

Which of the terms listed below refers to a situation where a single CPU appears as two virtual CPUs to the operating system? A. Stepping B. Multicore C. Hyperthreading D. Multitasking

C

"FireWire" is another term for which of the following standards? A. IEEE 802.11 B. IEEE 1284 C. IEEE 802.3 D. IEEE 1394

D

A single IEEE 1394 host controller can support up to: A. 255 devices B. 127 devices C. 15 devices D. 63 devices

D

A storage technology that combines multiple disk drive components into a single logical unit to increase logical volume size, improve performance, or reliability is known as: A. Serial ATA (SATA) B. Small Computer System Interface (SCSI) C. Single Large Expensive Disk (SLED) D. Redundant Array of Independent Disks (RAID) E. Parallel ATA (PATA)

D

Hardware enhancements adding support for virtualization developed by AMD for its CPUs are known as: A. Hyper-V B. AMD Catalyst C. VT-x D. AMD-V

D

The SATA standard defines data cable connector consisting of: A. 40 pins B. 34 pins C. 15 pins D. 7 pins

D

The SATA standard specifies a power connector consisting of: A. 7 pins B. 34 pins C. 40 pins D. 15 pins

D

The bus between the CPU and northbridge is called: A. Back Side Bus (BSB) B. Universal Serial Bus (USB) C. I/O Controller Hub (ICH) D. Front Side Bus (FSB)

D

The bus between the CPU and the internal memory cache (L2 cache) inside the CPU housing is called: A. I/O controller hub (ICH) B. Front-side bus (FSB) C. Universal Serial bus (USB) D. Back-side bus (BSB)

D

What is the capacity of a dual-layer mini Blu-ray disc? A. 8.544 GB of data B. 4.7 GB of data C. 7.8 GB of data D. 15.6 GB of data

D

Which RAID type has the highest disk overhead? A. RAID level 3 B. RAID level 5 C. RAID level 6 D. RAID level 1

D

Which type of RAID level creates a striped set from a series of mirrored drives? A. RAID 0 B. RAID 1 C. RAID 5 D. RAID 10

D

What are the characteristic features of Socket AM3+? (Select 3 answers) A. LGA packaging B. 41 contacts C. PGA packaging D. AMD CPU socket E. PGA-ZIF packaging F. 942 contacts G. Intel CPU socket

D, E, F

Which of the answers listed below describe the features of tape drives? (Select 3 answers) A. Fast seek times B. Low capacity C. Volatile storage media D. Magnetic media E. Slow seek times F. High capacity

D, E, F

Which of the following answers describe the characteristic features of Socket H/H1? (Select 3 answers) A. AMD CPU socket B. 942 contacts C. PGA packaging D. 1156 contacts E. LGA packaging F. Intel CPU socket

D, E, F

Examples of interfaces providing the capability for transmission of both video and audio data include: (Select all that apply) A. S/PDIF B. DVI C. S-Video D. VGA E. HDMI

E

Which of the following interfaces takes advantage of the 19-pin Type A connector? A. USB B. Thunderbolt C. FireWire D. DisplayPort E. HDMI

E

Which of the following answers describe the features of Socket FM2? (Select 3 answers) A. LGA packaging B. Intel CPU socket C. 905 contacts D. PGA packaging E. AMD CPU socket F. PGA-ZIF packaging G. 904 contacts

E, F, G

The Land Grid Array (LGA) is a type of integrated circuit packaging that is notable for having pins arranged in a regular array on the underside of the package. T or F

False

The Pin Grid Array (PGA) is a type of surface-mount packaging for integrated circuits (ICs) that is notable for having pins on the socket rather than the integrated circuit. T or F

False

The most notable difference between Pin Grid Array (PGA) and Land Grid Array (LGA) packaging relates to the placement of contact pins, which in case of PGA can be found on the socket, and in case of LGA on the CPU. T or F

False

The DVI-I connector type provides support for both digital and analog video signal transmission. T or F

True

A 64-bit CPU can be used either with a 32-bit or 64-bit version of the Microsoft Windows operating system. T or F

True

A type of storage device with no moving parts that uses memory chips instead of magnetic platters is commonly referred to as a Solid-State Drive (SSD). T or F

True

As opposed to active cooling components such as cooling fans, heat sinks fall into the category of passive cooling components because they do not need to draw any electrical power in order to operate. T or F

True

For optical connections, The IEEE 1394b standard extends the maximum allowable cable length to 100 meters. T or F

True

USB version 1.1 offers two data transfer speeds: 1.5 Mbps designed for low data rate peripherals such as joysticks (sometimes referred to as "Low-Speed USB"), and 12 Mbps designed for higher-speed devices such as disk drives (sometimes referred to as "Full-Speed USB"). T or F

True