True
Processing is handled by the computer's CPU.
True
The term stored program means that a series of instructions for a computing task can be loaded into a computer's memory.
True
The ability to switch between programs makes computers multipurpose devices.
True
System software is a set of computer programs that helps a person carry out a task.
False
An example of system software is a computer operating system.
True
Semiconductors are substances with properties between those of a conductor and an insulator.
True
A dual in-line package (DIP) is a square chip package, typically used for microprocessors, with pins arranged in concentric squares.
False
Land-grid arrays (LGAs) have two rows of pins that connect the chip to a circuit board.
False
Component systems are currently the most popular form factor for digital devices.
False
Battery lifespan is the time your device operates before it must be recharged.
False
Battery life is the time your device operates before it must be recharged.
True
A desktop is a portable computing device featuring a touch-sensitive screen that can be used for input as well as for output.
False
A slate tablet configuration is basically a screen in a narrow frame that lacks a physical keyboard.
True
Smartphones evolved from basic cell phones and personal digital assistants (PDAs).
True
The operating systems for smartphones are radically different to those used for tablet computers.
False
Smartwatches are multifunction devices that can include a camera, thermometer, compass, calculator, cell phone, global positioning system (GPS), media player, and fitness tracker.
True
Computers with the same operating systems can typically use the same software and peripheral devices.
True
Intel Corporation is the world's largest chipmaker and supplies a sizeable percentage of the microprocessors that power desktops and laptops.
True
Modern processors follow Intel's original numbering sequence.
False
The Intel i7 microprocessor is x86 compatible.
True
Athlon and A-series processors manufactured by AMD are NOT x86 compatible.
False
ARM-based processors are not especially energy efficient.
False
x86 processors use a different instruction set than ARM processors.
True
The term instruction cycle refers to the process in which a computer executes a single instruction.
True
During an instruction cycle, all parts of the instruction are performed by the microprocessor's control unit.
False
Most computer ads specify the speed of a microprocessor in gigahertz.
True
A multicore processor that executes more than one instruction at a time is referred to as a parallel processor.
True
Random access memory (RAM) is volatile.
True
Read-only memory (ROM) is temporary and volatile. RAM is more permanent and non-volatile.
False
A hard disk drive is an example of magnetic storage.
True
Solid state storage stores data in erasable, rewritable circuitry, rather than on spinning disks, tape, or optical media.
True
Memory cards are typically volatile.
False
A solid state drive can be used as a substitute for a hard disk drive.
True
All remote storage is considered to be cloud storage.
False
When a peripheral device is connected or disconnected while the host device is operating, it is called hot-plugging.
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.
True
A laser printer has a nozzle-like print head that sprays ink onto paper to form characters and graphics.
False
______ is data that is entered into a computer. ______ is the result produced by a computer.
Input, Output
Most computers have temporary holding areas called __________.
??
The primary purpose of ________ software is to help the computer system monitor itself in order to function efficiently.
system
The electronic components of most digital devices are mounted on a circuit board called a ______________.
all of the above
The term ________ refers to the part of a digital device that holds the system board
system unit
The most popular battery type used in today's electronic devices is __________.
lithium ion
Many touchscreens have a(n) _______________ coating designed to repel the oils deposited by fingers that tap and swipe the screen.
oleophobic
Which of the following is NOT a type of digital video container file?
PNG (Portable Network Graphics)
At its time of construction, one of the fastest computers in the world is referred to as a(n) _________________.
supercomputer
Originally called microcomputers, _________ are designed to meet the computing needs of individuals.
personal computers
Which of the following is an example of a computer that is a small, lightweight personal computer that is designed like a clam shell?
Laptop computer
Which of the following is an example of an operating system that is used by smartphones?
All of the above
Modern refrigerators, washing machines, and other appliances are controlled by integrated circuits called ____________ that combine sensors with processing circuitry.
microcontrollers
What type of computer should you consider purchasing if you want a system that is ideal for dedicated gamers, serious designers, desktop publishers, and video editors?
Desktop
What type of computer should you consider purchasing if you want a portable system that is great for consuming content such as books, music, and videos but not so great for creating content or multitasking?
Tablet
What type of computer should you consider purchasing if you want a portable system that is good for students and on-the-go professionals who want to create content and be productive, in addition to consuming content?
Laptop
A(n) _____________contains a collection of instructions for actions that the circuitry in a microprocessor can perform.
instruction set
Microprocessors can't directly understand programming languages, so programs have to be converted into _____________ that corresponds to the microprocessor's instruction set.
machine language
In a microprocessor, the __________ fetches instructions.
control unit
Processors that execute one instruction at a time are considered to be ________ processors.
serial
_________ is a temporary holding area for data and programs.
RAM
Which of the following is an important consideration when evaluating storage options for digital devices?
All of the above
Which of the following is an example of why hard disk drives are so popular?
They have relatively low cost for lots of storage.
_________ is the amount of data a storage device can move per second from the storage medium to RAM.
Data transfer rate
Which optical storage technology stores data that cannot be subsequently added to or changed?
Read-only
Which of the following is NOT drawback of using cloud storage?
High price of storage
The main circuits on the system board that carry data are called the _________.
data bus
The part of the data bus that runs between the microprocessor and RAM is called the _______ bus.
local
Which of the following is NOT an example of an expansion port?
RAM
A __________ is software that helps a peripheral device establish communication with its host device.
device driver
The advantages of liquid crystal display (LCD) screens include _________________.
all of the above
Self-driving vehicles use a(n) ____________________ algorithm to gather data, analyze it, and then carry out required actions.
sense-plan-act
Which of the following sensors would be most useful for helping a drone remain level as it flies?
Gyro sensor
Which of the following sensors would best help an autonomous vehicle calculate the distance to an object?
Lidar
An INS would most likely be found in a(n) _________________.
autonomous vehicle
Cabeza