CS1 Final

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

Storage media are volatile.

False

The external hardware components are located inside the main box or system unit of the computer.

False

The main circuit board inside the system unit is called the megaboard.

False

The process of representing data in a form that can be understood by a digital computer is called decimal byte representation.

False

The use of cookies provides no benefits to consumers.

False

_____ is the type of direct connection most commonly used with smartphones and tablets to keep them connected to the Internet via a cellular network.

Mobile wireless Internet access.

___ devices are high-performance storage systems that are connected individually to a network to provide storage for the computers connected to that network.

Network attached storage (NAS)

—— input data from special forms to score or tally exams, questionnaires, ballots, and so forth.

Optical mark readers.

____ is a scam that redirects traffic intended for a commonly used Web site to a spoofed Web site set up in an effort to obtain users' personal information.

Pharming

Fixed wireless Internet access is similar to satellite Internet access in that it uses wireless signals, but it uses radio transmission towers instead of satellites.

True

A collaborative Web page that is designed to be edited and republished by a variety of individuals is known as a(n)

Wiki

In addition to a keyboard, most computers today are used in conjunction with some type of pointing device.

True

One advantage of using biometric access system is its very high accuracy.

True

One reason advanced users may partition a primary hard drive is to be able to use two different operating systems on the same hard drive.

True

Pipelining increases the number of machine cycles completed per second.

True

SSDs are not subject to mechanical failures like magnetic hard drives, and are more resistant to shock and vibration.

True

Spyware is a possible privacy risk.

True

Storage devices can be internal (located inside the system unit), external (plugged into an external port on the system unit), or remote (located on another computer).

True

System failure can occur because of a hardware problem, a software problem, or computer sabotage.

True

To convert analog sound to digital sound, several thousand samples - digital representations of the sound at a particular moment - are taken every second.

True

The process of representing data in a form that can be understood by a digital computer is called decimal byte representation.

false

Unlike ASCII and EBCDIC, Unicode is a universal international coding standard designed to represent text-based data written in any ancient or modern language, including those with different alphabets.

false

With a DVD, the storage medium and the storage device are permanently sealed together to form one piece of hardware called a fixed-media storage system.

false

With rewritable optical media, the laser permanently alters the disc surface.

false

optical character recognition (OCR) is a technology used primarily by the banking industry to facilitate check processing

false

storage media are volatile

false

the main circuit board inside the system unit is called the megaboard

false

A ____ is a security system that essentially creates a barrier between a computer or a network and the internet in order to protect against unauthorized access.

firewall

A personal computer or PC, originally called a ______, is a small computer designed to be used by one person at a time.

microcomputer

______ refers to guidelines for online behavior.

netiquette

There are a number of special web pages, called _____, available to help you locate what you are looking for on the . internet.

search sites.

The ___ is the section of a CPU core that performs arithmetic involving integers and logical operations.

ALU

the ____ is the section of a CPU core that performs arithmetic involving integers and logical operation

ALU

______ are used to control access to facilities, devices, computer networks, company databases, Web site accounts, and other assets.

Access control systems

Rodney owns a computer that he uses to work, keep in touch with friends and family, watch movies, listen to music, and use the Internet. If Rodney wants to be able to write, erase, or overwrite the files on a CD, he should get a ______

CD-RW

Rodney owns a computer that he uses to work, keep in touch with friends and family, watch movies, listen to music, and use the Internet. If Rodney wants to be able to write, erase, and overwrite the files on a CD, he should get a ___.

CD-RW

Application service providers (ASPs) supply the information that is available through the Internet.

False

Optical character recognition (OCR) is a technology used primarily by the banking industry to facilitate check processing.

False

Performance-based exams cannot be administered and taken online.

False

Printers produce soft copy.

False

RFID tags need to be within line of sight of a reader.

False

ROM (read-only memory), also called main memory or system memory, is used to store the essential parts of the operating system while the computer is running.

False

With a DVD, the storage medium and the storage device are permanently sealed together to form one piece of hardware called a fixed-media storage system.

False

With rewritable optical media, the laser permanently alters the disc surface.

False

________ coordinates activities related to the Internet's naming system, such as IP address allocation and domain name management.

ICANN (Internet Corporation for Assigned Names and Numbers)

_____ is a method of storing data on two or more hard drives that work together.

RAID (redundant arrays of independent disks)

____ is an online tool designed for delivering news articles, blogs, and other content regularly published to a Web site.

RSS

The term _____ refers to the programs or instructions used to tell the computer hardware what to do.

Software

A graphics tablet is also called a digitizing tablet.

True

A mainframe computer is a powerful computer used in many large organizations that need to manage large amounts of centralized data.

True

Automating the data entry process is referred to as source data automation.

True

Computer literacy is knowing about and understanding computers and their uses.

True

Early computers required programs to be written in machine language.

True

Embedded computers are computers that host data and programs available to a small group of users.

True

Unlike ASCII and EBCDIC, Unicode is a universal international coding standard designed to represent text-based data written in any ancient or modern language, including those with different alphabets.

True

Similar to the way an IP address or domain name uniquely identifies a computer on the Internet, a ____ uniquely identifies a Web page.

Uniform resource locator (URL)

Today, the standard term for placing telephone calls over the Internet or any other type of data network is ____.

VoIP

_____ refers to driving around an area with a Wi-Fi-enabled device to find a Wi-Fi network in order to access and use it without authorization.

War driving

Creating a ____ means making a duplicate copy of important files so you can restore those files if needed.

backup

The number of bits used to store color information about each pixel is called ___.

bit depth

the number of bits used to store color information about each pixel is called

bit depth

A ____ is an electronic path over which data can travel.

bus

A _____ is a collection of computers and other devices that are connected in order to enable users to share hardware, software, and . data, as well as to communicate electronically with each other.

computer network.

A(n) ___ is used to display output from a computer to a wall or projection screen.

data projector

A(n) ____ is used to display output from a computer to a wall pr projection screen

data projector.

The ___ takes instructions from the prefetch unit and translates them into a form that the control unit can understand.

decode unit

the ____ takes instructions from the prefetch unit and translates them into a form that the control unit can understand.

decode unit

to speed up magnetic hard drive performance, _____ is often used.

disk catching

Online shopping and online investing are examples of ____.

e-commerce

A(n) _____ is a collection of an individual's work accessible through a Web site.

e-portfolio

A fraud or scam carried out through the Internet is a form of ____.

e-scam

Pipelining increases the number of machine cycles completed per second.

false

Printers produce soft copy

false

RFID tags need to be within line of sight of a reader.

false

When data is processed into a meaningful form, it becomes ____.

information

One type of storage device that is sometimes used with computers and that uses sequential access is a ____.

magnetic tape drive

One factor affecting digital camera quality is the number of pixels, measured in ____, used to store the data for each image.

megapixels

_____ storage devices are high-performance storage systems that are connected individually to a network to provide storage for the computers connected to that network.

network attached storage (NAS)

print speed is typically measured in ____

pages per minute (ppm)

with bitmapped images, the color of each ____ is represented by bird; the more bits used, the better the image quality.

pixel

most computers today support the _____ standard, which means the computer automatically configures new devices as soon as they are installed and the computer is powered up.

plug and play

CD-ROM discs and DVD-ROM discs are ____ optical discs that come prerecorded with commercial products.

read-only

in a printer, the print ____ affects the quality of the printed output.

resolution

to synchronize all of a computers operations a _____, which is located on the motherboard, is used.

system clock

Terascale computing is the ability of computers to process one ____ floating-point operations per second (teraflops).

trillion

Automating the data entry process is referred to as source data automation.

true

In addition to a keyboard, most computers today are used in conjunction with some type of pointing device.

true

One reason advanced users may partition a primary hard drive is to be able to use two different operating systems on the same hard drive.

true

ROM (read-only memory), also called main memory or system memory, is used to store the essential parts of the operating system while the computer is running

true

SSDs are not subject to mechanical failures like magnetic hard drives, and are more resistant to shock and vibration.

true

The number of bits being transmitted at one time is dependent on the bus width.

true

To convert analog sound to digital sound, several thousand samples—digital representations of the sound at a particular moment—are taken every second.

true

a graphics tablet is also called a digitizing tablet

true

early computers required programs to be written in machine language

true

storage devices can be internal (located inside the system unit), external (plugged into an external port on the system unit), or remote (located on another computer)

true

A computer ____ is the amount of data (typically measured in bits or bytes) that a CPU can manipulate at one time.

word


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