IT Essentials v5.0 Chapter 1 Exam Answers
Which type of memory is primarily used as cache memory?
Which two considerations would be of the greatest importance when building a workstation that will run multiple virtual machines? (Choose two.)
high-end sound card
number of CPU cores*
powerful video card
amount of RAM*
Which two devices are considered input devices? (Choose two.)
biometric authentication device*
Which three devices are considered output devices? (Choose three.)
A user playing a game on a gaming PC with a standard EIDE 5400 RPM hard drive finds the performance unsatisfactory. Which hard drive upgrade would improve performance while providing more reliability and using less power?
a 7200 RPM SATA hard drive
a 7200 RPM EIDE hard drive
a 10,000 RPM SATA hard drive
Which hardware upgrade would allow the processor in a gaming PC to provide the optimal gaming performance?
a fast EIDE drive
large amounts of fast RAM*
a high capacity external hard drive
Which two storage devices use a magnetic medium for storing data? (Choose two.)
solid state drive
hard disk drive*
compact disk drive
blue-ray disk drive
Refer to the exhibit. Which type of adapter is shown?
Which component controls the communications and interactions between the CPU and other components on the motherboard?
Which two pieces of information are needed before selecting a power supply? (Choose two.)
the total wattage of all components*
the voltage requirements of peripheral devices
the form factor of the case*
the type of CPU
the installed operating system
Which memory module has a front side bus speed of 200 MHz?
What are two factors that must be considered when choosing a computer case? (Choose two.)
the number of LED indicators at the front of the case
the size of the motherboard and the power supply*
the vendor that manufactured the motherboard
the size of the monitor
the number of internal drive locations*
This is a flash item. Please click below to answer this item.
Which unit of measurement is used to indicate the hard drive speed?
pages per minute
revolutions per minute*
clusters per minute
15 Refer to the exhibit. Which type of video card expansion slot is depicted?
What type of connector can be used to connect an eSATA interface to an external SATA drive?
Where can the input voltage selection be changed from 110 volts to 220 volts on a computer system?
on the motherboard
in the BIOS
on the back of the power supply*
in the operating system control panel
18 Refer to the exhibit. Which type of cable is shown in the graphic?
Which two activities are normally controlled by the Northbridge part of the chipset? (Choose two.)
communication between the CPU and the sound card
communication between the CPU and the hard drive
access to the RAM*
communication between the CPU and the I/O ports
access to the video card*
A technician looks at a motherboard and sees a 24-pin connector. What component would connect to the motherboard through the use of this 24-pin connector?
PATA optical drive