Comptia A+ Certification 220-901 (Qs & As)
Which of the following resources can be used by an Operating System (OS) to communicate
with hardware? Answer-Device Drivers / System BIOS
Which of the following terms refer to BIOS types that can be updated without removing the
BIOS chip from a moth...
Comptia A+ Certification 220-901 (Qs & As)
Which of the following resources can be used by an Operating System (OS) to communicate
with hardware? Answer-Device Drivers / System BIOS
Which of the following terms refer to BIOS types that can be updated without removing the
BIOS chip from a motherboard? Answer-Flash Memory &EEPROM (Electrically Erasable
Programmable Read Only Memory)
After replacing a modular hardware component inside computer case, the updated information
about specific parameters of the new device can be stored in Answer-CMOS RAM / Flash
Memory
CMOS settings can be set to factory defaults by: Answer-Using a jumper that can be
found on the motherboard / Choosing the default configuration option in the CMOS setup
utility
What kind of user permission restrictions can be set in BIOS? Answer-User password
required to proceed when the computer is powered on /Password-restricted access to the BIOS
setup utility (Supervisor password)
Which of the answers listed below describe(s) the features of UEFI? Answer-DRM
Support / GUI Mode / Mouse Support / Secure boot / Network Access
A computer supporting LoJack technology has two main components installed: an Application
Agent residing in the operating system which sends tracking signals to the monitoring center
, Comptia A+ Certification 220-901 (Qs & As)
allowing the law enforcement to locate and recover stolen device, and Persistence Module
which restores the Application Agent and allows it to survive operating system re-installation or
hard drive format. The highest level of security offered by LoJack can be achieved when
Persistence Module resides in: Answer-Partition Gap on the Harddrive / Computer BIOS
Which of the answers listed below refers to a VIA-proprietary low-power consumption SFF type
motherboard known for industrial and embedded PC applications? Answer-Mini-ITX /
LPX
What are the characteristic features of conventional PCI? Answer-32-bit bus width /64-bit
bus width/Parallel interface/Maximum throughput of up to 533 MB/s
Which of the following answers describe(s) the feature(s) of the PCI-X standard? Answer-
Parallel interface/Maximum throughput of up to 1064 MB/s/64-bit bus width
In PCIe architecture, a single full-duplex point-to-point serial communication path consisting of
two pairs of wires (where one pair is used for transmitting data and the other pair for receiving
data) is known as Answer-Lane
Which of the following slot types allows for adding primary storage modules to the
motherboard? Answer-RAM
Which of the answers listed below refer(s) to the features of a motherboard's CPU socket?
Answer-LGA/PGA/ZIF/PGA2
, Comptia A+ Certification 220-901 (Qs & As)
Which of the answers listed below refer(s) to the characteristic feature(s) of Static Random
Access Memory (SRAM)? Answer-Faster than Dynamic Random Access Memory (DRAM)
/More expensive in comparison to Dynamic Random Access Memory (DRAM) /Volatile storage
media type /Utilized for CPU cache memory chips
Which of the following answers describes(s) the characteristics of Dynamic Random Access
Memory (DRAM) Answer-Volatile storage media type/ Slower than Static Random Access
Memory (SRAM) /Widely used as system's primary storage media (regular RAM modules
installed in memory slots on the motherboard)/Less expensive in comparison to Static Random
Access Memory (SRAM)
A Single Data Rate Synchronous Dynamic Random Access Memory (SDR SDRAM) can read/write
one word of data per clock cycle. Answer-True
What is the number of contact pins used in SDR SDRAM modules? Answer-168
What are the characteristic features of the Double Data Rate Synchronous Dynamic Random
Access Memory (DDR SDRAM) Answer-184 contact pins /Reads/writes 2 words of data
per clock cycle /1 notch on the module contact surface /
Which of the answers listed below refers to the industry name used for DDR-333 modules?
Answer-PC-2700
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