Unit2 Digital Devices Quiz

computer

A ___ is a multipurpose device that accepts input, processes data, stores data, and produces output, all according to a series of stored instructions

d) All of the above

The electronic components of most digital devices are mounted on a circuit board called a ____
a) system board
b) mother board
c) main board
d) all of the above

a) System unit

The term ___ refers to the part of a digital device that holds the system board
a) a system unit
b) form factor
c) system board
d) CPU

c) lithium ion

The most popular battery type used in today's electronic devices is___
a) nickel-cadmium
b) alkaline
c) lithium ion
d) none of the abobe

server

A computer that is primarily used to serve data to other computers on a network is called a ____

a) personal computers

Originally called microcomputers, ___are designed to meet the computing needs of individuals

smartglasses

Head-mounted digital devices designed to look like eyeglasses are called ____

compatible

Computers that operate in essentially the same way and use the same software are said to be_____

4004

In 1971, Intel introduced the world's first microprocessor called the ____

instruction set

Microprocessors are hard-wired to perform a limited, preprogrammed set of activities called an ___

True

RAM is volatile

b) Data transfer rate

_____is the amount of data a storage device can move per second from the storage medium to a RAM
a) Bitrate
b) Data transfer rate
c) RPM
d) Access time

True

Memory cards are typically volatile

True

A solid state drive can be used as a subsitute for a hard disk drive

c) High price of storage

Which of the following is NOT drawback of using cloud storage?
a) Increased security risk
b) Possible service outage
c) High price of storage
d) Discontinuation of service

backup

A ____is a copy of one or more files that is made in case the originals become damaged

peripheral

The term_____device is used for devices such as printers, display devices, storage devices, mice, and headsets that are connected to the system unit of a computer

a)data bus

The main circuits on the system board that carry data are called the ___
a) data bus
b) ROM
c) RAM
d) expansion bus

True

In a display device, response rate is the time it takes for one pixel to change form black to white then back to black.

False

A laser printer has a nozzle-like print head that sprays ink onto paper to form characters and graphics