Chapter 1 Exam – IT Essentials: PC Hardware and Software (Version 4.1)

Which type of memory is primarily used as cache memory?

A customer orders a new computer and specifies an internal read-write, non-volatile storage device that uses low power, has fast access to data, and is reliable. What is a suitable storage device that meets these requirements?
#solid state drive

Which type of ROM can be reprogrammed with software while it is still physically installed in the computer?

Refer to the exhibit. Based on the advertisement that is shown, what is the native resolution of this computer system?
#1280 x 800

Which type of computer resources are direct lines to the processor used by computer components to request information from the CPU?

Which two activities are normally controlled by the Northbridge part of the chip set? (Choose two.)
#access to the RAM
#access to the video card

Which type of RAM chip has the fastest clock rate but consumes the least power and generates the least heat?

Which expansion slot would be used to install a video capture card in a new computer?
#Peripheral Component Interconnect-Express

A technician is helping a customer compare two hard drives. Which unit of measurement is used for the hard drive speed?
#revolutions per minute

Refer to the exhibit. Which type of cable is shown in the graphic?

Which type of memory is unable to have the contents modified?

Which important feature is offered by the USB standard?
#It can supply power from the computer to devices.

Which CPU architecture uses a small set of instructions that are designed to be executed rapidly?

Which two characteristics are determined by the chip set on a motherboard? (Choose two.)
#maximum amount of memory that can be installed
#type of connectors that will be on the motherboard

Which two devices are considered input devices? (Choose two.)
#biometric authentication device
#digital camera

Which technology would be best to use for drive redundancy and data protection?

Which two characteristics of a motherboard can be determined by the form factor? (Choose two.)

Which two categories are used to classify CPU architecture? (Choose two.)

Which three system resources are commonly used for communication between the CPU or memory and other components in the computer? (Choose three.)
#I/O address

What is the function of a capture card?
#enables a video signal to be recorded to the computer hard drive

Why are solid state drives reliable and therefore suitable to be installed in computers used in harsh industrial workplaces?
#They consume less power and have no moving parts.

A technician needs to back up 4 GB of data using a single storage medium. Which medium can hold the entire 4 GB on a single disc?

How many conductors are found in a SATA data cable?

What are the two connector types for the 1394a interface? (Choose two.)

Which two form factors are commonly used to build a new computer? (Choose two.)

A company employee has very important data on a computer. What RAID level should be used if the criteria include that data be written and read simultaneously and that all data be duplicated using a minimum of three drives?

PATA data cables are available in two different types. The types are distinguished by the number of conductors. Which two types are available? (Choose two.)

Which three devices are considered output devices? (Choose three.)

Perihal Wllhack CSO Megaxus

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