CIS - Exam #2
The World Wide Web was born in ________.
1993
How many bits equal a byte?
8
The ____ is the component of the processor that performs arithmetic, comparison, and other operations.
ALU
Within the circuitry of a computer, each channel along which bits transfer, called a(n) ____, allows the various devices both inside and attached to the system unit to communicate with each other.
Bus
The ____ interprets and carries out the basic instructions that operate a computer.
CPU
A(n) ____ module is a removable flash memory device about one-half the size of a PC Card that adds memory, communications, and multimedia capabilities to mobile computers.
ExpressCard
Notebook and other mobile computers have at least one ____ slot, which is a special type of expansion slot.
ExpressCard
A ____ port was formerly referred to as an IEEE 1394 port.
FireWire
____ are installed in internal bays.
Hard disk drives
What are the strengths of computers?
Information, computation, Automation, Communication
For a wireless device to transmit signals via infrared light waves, both the computer and the device must have a(n) ____ port.
IrDa
A ______ is a thin, flat display that uses liquid crystals placed between two pieces of glass to form images on a backlit screen.
LCD
A special type of serial port that connects the system unit to a musical instrument, such as an electronic keyboard, is called a(n) ____ port.
MIDI
The _________ accesses instructions stored in memory over the system bus.
Microprocessor
ExpressCard modules are the next generation of ____ Cards.
PC
What trade of business is likely to use a supercomputer?
Pharmaceutical companies
_____ is temporary or volatile memory that stores bytes of data and program instructions for the processor to access.
RAM
_________ is temporary, or volatile, memory that stores bytes of data and program instructions for the processor to access.
Random Access Memory (RAM)
A _____ port can be used to connect a variety of peripherals to a computer, and contain no moving parts like magnetic or optical drives.
USB
A(n) ____ drive fits into a port that is itself an interface that can connect up to 127 different peripherals together with a single connector.
USB
A(n) ____ flash drive is a flash memory device that plugs in a port on a computer or portable device.
USB
Hi-Speed USB is also known as ____.
USB 2.0
________ use flash memory to provide high capacity storage through the USB port.
USB Flash drives
________ has been adopted by Mircrosoft in its office suite to standardize data descriptions across applications.
XML
The Accelerated Graphics Port (AGP) is ____.
a bus designed to improve the speed with which 3-D graphics and video transmit
The PCI bus is ____.
a high-speed expansion bus that connects higher speed devices
____ size is the number of bits the processor can interpret and execute at a given time.
word
A computer's performance can also be affected by the processor's _______ , which is the number of bits that a CPU can process at once.
word length
The cases of the system unit, sometimes called the ____, is made of metal or plastic and protects the internal electronic components from damage.
chassis
A computer ____ is a small piece of semi-conducting material, usually silicon, on which integrated circuits are etched.
chip
Microprocessor is sometimes called
chip or processor
The pace of the system clock, called the ____ speed, is measured by the number of ticks per second.
clock
Each tick of the system clock equates to a ____.
clock cycle
The ____ unit is the component of the processor that directs and coordinates most of the operations in the computer.
control
__________: sequentially accesses program instructions, decodes them, and coordinates the flow of data throughout the system.
control unit
Today's Web browsers allow Web servers to store small text files called _______ on their computers.
cookies
The term ____ refers to the process of translating instructions into signals the computer can execute.
decoding
On ____, the electronic components and most storage devices are part of the system unit and other devices, such as the keyboard, mouse, and monitor, normally occupy space outside the system unit.
desktop personal computers
____ is the process of carrying out commands.
executing
The ____ bus for a PC Card is the PC Card bus.
expansion
The four stages of the machine cycle are (1) ______ the instruction from memory, (2) ________ and (3) _______ the instruction, then (4) _______ the results
fetch, decode, execute, store
____ is the process of obtaining a program instruction or data item from memory.
fetching
The wider the bus, the ____ the transfer of data.
fewer the number of transfer steps required and the faster
_______ is a form of solid state storage, that does not require moving parts to read and write data.
flash memory
A ______ is a chip that, unlike RAM, is nonvolatile and keeps its memory without the need for electricity.
flash memory card
What is considered a special Purpose Computer?
game consoles, e-book readers, digital media players, smart home appliance
A(n) ____ changer is a device that enables users to join two connectors that are both female or both male.
gender
A FireWire ____ is a device that plugs in a FireWire port on the system unit and contains multiple FireWire ports in which users plug cables from FireWire devices.
hub
A USB ____ is a device that plugs in a USB port on the system unit and contains multiple USB ports in which users plug cables from USB devices.
hub
The faster the clock speed, the more ____ the processor can execute per second.
instructions
A(n) ____ circuit, which is etched on a computer chip, contains many microscopic pathways capable of carrying electrical current.
integrated
Together, four operations (fetching, decoding, executing, and storing) comprise a(n) ____ cycle.
machine
_____ storage devices use the magnetic properties of iron oxide particles to store bits and bytes.
magnetic
A(n) ____ card is a removable device that allows users to transfer data and information conveniently from mobile devices to their desktop computers.
memory
Embedded computers are sometimes referred to as:
micro-controllers
Some computer and chip manufacturers use the term ____ to refer to a personal computer processor chip.
microprocessor
The largest area of growth in technology has been in which of the following:
mobile devices
A(n) ____ processor is a chip with two or more separate processors.
multi-core
Which of the following is not considered a PC?
netbook computer
A hyperlink is an element in an electronic document. Which one of the following can a hyperlink not be found in?
number
Data refers to?
numbers, letters, sounds, music
______ storage media store bits by using an optical laser to burn bits into the surface of a highly reflective disc surface.
optical
A(n) ____, such as a keyboard or printer, is a device that connects to the system unit and is controlled by the processor in the computer.
peripheral
What is the highest digital metric?
peta
With ____, the processor begins fetching a second instruction before it completes the machine cycle for the first instruction.
pipelining
Many of today's computers support ____, which means the computer automatically can configure adapter cards and other peripherals as users install them.
plug and play
A processor contains small high-speed storage locations, called ____, that temporarily hold data and instructions.
registers
_______:hold the data and instructions currently being processed (~300 bytes).
registers
Display ______ is a measure of pixels on the screen. The higher the resolution, the smaller the pixels and images they create.
resolution
_________ is used to store data more permanently without the need for electricity
secondary storage
A ______ storage device stores data using transistors and can be volatile or nonvolatile.
solid state
The ____ of a printer is measured by the number of pages printed per minute (ppm).
speed
The first consideration in selecting a computer is typically its ________
speed
The power ____ is the component of the system unit that converts the wall outlet AC power into the DC power a computer requires.
supply
A(n) ____, which can be a peripheral or a chip, creates sound from digital instructions.
synthesizer
The ____ board is the main circuit board of the system unit.
system
The ____ unit is a case that contains electronic components of the computer used to process data.
system
The processor relies on a small quartz crystal circuit called the ____ clock to control the timing of all computer operations.
system
The ________ connects the CPU to the chipset, and through it to RAM and other components on the motherboard.
system bus
What is a method of sending short messages, no longer than 160 characters, between cell phones?
texting
A(n) ____, which is contained on an integrated circuit, can act as an electronic switch that opens or closes the circuit for electrical charges.
transistor
A hacker is an individual who subverts computer security without authorization.
true
The first step in cleaning a computer is ____.
turn it off, unplug it, and unplug all cables from the ports
A(n) ____ card converts computer output into a video signal that travels through a cable to the monitor, which displays an image on the screen.
video
_____________ is a technology that combines video and phone call capabilities along with shared data and document access.
video conferencing
The size of a bus, called the bus ____, determines the number of bits that the computer can transmit at one time.
width
Some external peripherals such as an external modem, speakers, or a tape drive have an AC ____, which is an external power supply.
adapter
A wiki is a web site that allows users to:
add, remove, and edit
What is one of the primary types of information systems?
all of the above
Bluetooth technology is ____.
an alternative to IrDA that uses radio waves to transmit data between two devices
A(n) ____ is an opening inside the system unit in which additional equipment can be installed.
bay
One gigahertz (GHz) equals one ____ ticks of the system clock per second.
billion
Which of the following can be accomplished by a spyware program?
block access to hackers
The USB (universal serial bus) and FireWire bus are ____.
buses that eliminate the need to install cards in expansion slots
