Module 2: Digital Device
The two main parts of a microprocessor include the ____ and the control unit.
ALU
A(n) ____ is a copy of one or more files that is made in case the originals become damaged.
Backup
____ is a slow wireless technology used to connect devices within a radius of about 30 feet.
Bluetooth
The two most common techniques used for touchscreen displays are resistive and ____.
Capacitive
Three form factors for digital devices are component, ____, and slate.
Clamshell
Computers that operate in essentially the same way and use the same software are said to be ____.
Compatible
A(n) ____ is a multipurpose device that accepts input, processes data, stores data, and produces output, all according to a series of stored instructions
Computer
A computer is a multiple purpose device that accepts input, processes ____, stores data, and produces output, all according to the instructions of a stored program.
Data
The ____ bus carries data from an external device to RAM
Expansion
A laser printer has a nozzle-like print head that sprays ink onto paper to form characters and graphics. (T or F)
False
Memory cards are typically volatile. (T or F)
False
A laptop with an Intel Core i7 microprocessor operates at a speed of 3.4____
GHz
A ____ handles image data, freeing the CPU for other processing tasks.
GPU
What is NOT a drawback of using cloud storage?
High price of storage
A disk ____ is a bit-for-bit copy of the contents of a hard disk, created as as a backup in case of a hard drive failure.
Image
Microprocessors are hard-wired to perform a limited, preprogrammed set of activities called a(n) ____.
Instruction set
A(n) ____ circuit is a set of microscopic electronic components etched onto a thin slice of semiconducting material.
Integrated
The microprocessor is an ____ circuit, which is designed to process data on a set of instructions.
Integrated
Windows is the operating system used on desktop and laptop PCs. What is the equivalent operating system for Apple computers?
MacOs
Smart appliances are controlled by integrated circuits called ____.
Microcontrollers
In 1971, Intel introduced the world's first ____ called the Intel 4004.
Microprocessor
Touchscreens on digital devices have ____ coating that resists fingerprints.
Oleophobic
Originally called microcomputers, ____ are designed for meet the computing needs of individuals.
Personal computers
The instructions for losing the operating system into RAM when a device is first turned on are stored in ____.
ROM
Cloud storage, such as OneDrive and iCloud, is classified as ____ storage as opposed to local storage.
Remote
A(n) ____ uses the same storage technology as a USB flash drive but is not designed to be removable.
SSD
A computer that is primarily used to distribute data to other computers on a network is called a(n) ____.
Server
A solid state drive can be used as a substitute for a hard disk drive. (T or F)
True
In a display device, response rate is the time it takes for one pixel to change from black to white then back to black. (T or F)
True
RAM is volatile. (T or F)
True
The most commonly used general-purpose technology for connecting gadgets to laptop and desktop computers is a ____ port.
USB
A magnetic storage device uses a read-____ head time magnetize particles that represent data.
Write
The main circuits on the system board that carry data are called the _________.
data bus
____ is the amount of data a storage device can move per second from the storage medium to RAM.
data transfer rate
A ____ Computer is the only type of personal computer that must remain plugged into an electrical source during operation.
desktop
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.
peripheral
Google and other web service providers use banks of ____ to process and manage data.
servers
____ are the most popular digital devices worldwide.
smartphones
An operating system is an example of ____ software.
system
Compatibility is primarily controlled by a device's ____ system.
Operating
Today, ____ storage technology, such as CDs and DVDs, is used for archiving data.
Optical
The term ____ refers to the part of a digital device that holds the system board.
system unit
Because RAM is ____, it cannot retain data in a device that is turned off.
volatile
8088, i7, and Athlon A6 are __ - compatible microprocessors.
x86
