Chapter 2
scanner
A _________ is a device that uses optical technology to convert objects that it analyzes into a digital format.
pixels
A monitor's screen is divided up into millions of tiny dots, called:
CPU
As the main processor of a computer, the _________ is responsible for organizing and carrying out instructions in order to produce a desired output.
cores
Most of today's microprocessors have several processors, or _________, inside a single chip.
CPU
Suppose you are shopping for a computer and the description lists the following: Intel i7 3630QM3. Which component is being described here?
duplexing
The ability to automatically print to both sides of a piece of paper is known as:
haptics
The communication of vibration, motion, or physical resistance to a user is called:
firmware
The instructions that handle a computer's basic functions when it is powered on are referred to as:
bit
The most fundamental unit of computing is the _________, which is typically represented as a 1 or 0 value.
1,000 megabytes
What is the approximate value of a gigabyte?
barcode
What is the name of the technology that can translate a scanned document image into text that can be edited and formatted?
terabyte
What storage unit is the LARGEST?
byte
When it comes to describing a computer's storage or memory we commonly use the unit known as the _________, which is simply a collection of eight bits.
mega SD
Which of the following is NOT a type of memory card technology?
blu-ray
Which of the following optical discs can store the MOST data?
wireless
_________ keyboards do not require a physical connection and can communicate with your computer via Bluetooth technology.
3D
_________ printers are unique in that they can create a physical object made of various materials, such as a plastic toy.
cache
_________ refers to a form of high-speed memory that stores a small, frequently-used set of instructions and data. It is located inside modern CPUs.
RFID
_________ tags, such as those present in many automated toll collection systems, can be scanned from longer distances and at higher speeds than barcodes.
false
t/f. A CPU's clock rate, or speed, is measured in MB or GB.
true
t/f. A computer's sound card is a circuit board that converts sound from analog to digital form, and vice versa, for recording or playback.
true
t/f. Because solid state storage does not use moving parts, this technology can perform read, write, and erase operations at much quicker speeds.
true
t/f. Having a higher quantity of RAM will allow you to have more open programs and quickly switch between them.
true
t/f. The motherboard is the largest circuit board in a personal computer.
false
t/f. Unfortunately, it is not possible to upgrade the amount of RAM on desktop and laptop computers.
