question

Most types of notebook computers can operate solely on batteries.

answer

false

question

Batteries in large notebook computers last longer than those in tablets

answer

false

question

On a typical notebook computer, the monitor is on top of the system unit, and the keyboard attaches to the system unit with hinges.

answer

false

question

Servers typically support only access by one computer at a time.

answer

false

question

Larger corporate, government, and Internet applications may use powerful, expensive servers to support their daily operation.

answer

true

question

The major differences between server computers and client computers are that the client typically has more power, more storage space, and expanded communications capabilities

answer

false

question

Providers of wireless communications services may charge additional fees for sending text, picture, or video messages, depending on the service plan

answer

true

question

Research indicates that the more text messages students send, the more easily they find formal writing.

answer

false

question

Digital cameras often can connect to or communicate wirelessly with a computer, a printer, or the Internet.

answer

true

question

Most e-book readers are usually smaller than smartphones

answer

false

question

A game console is small enough to fit in one hand, making it more portable than the handheld game device.

answer

true

question

Storage devices like external hard disks can often function as a source of input because they transfer items from storage to memory.

answer

true

question

USB flash drives and memory cards usually hold more data than hard disks.

answer

false

question

Most semiconductor memory keeps data and instructions permanently.

answer

false

question

The terms world wide web and Internet can and should be used interchangeably.

answer

false

question

The Internet is a service of the web.

answer

false

question

A webpage is a collection of related websites

answer

false

question

All social networking sites have a specialized audience

answer

false

question

Data about nearly every life event is probably stored in a computer somewhere.

answer

true

question

A password is a unique combination of characters, such as letters of the alphabet or numbers, that identifies one specific user

answer

false

question

One effective strategy for creating strong passwords includes changing common words to symbols.

answer

false

question

With contemporary antivirus protection it is now possible to ensure a virus or malware never will attack your computer.

answer

false

question

You should delete or quarantine flagged attachments immediately.

answer

true

question

Never start a computer with removable media inserted in the computer unless you are certain the media are uninfected.

answer

false

question

The application system provides a means for users to communicate with the computer or mobile device and other software.

answer

false

question

The term drive app is used to describe applications stored on a computer.

answer

false

question

The term web app is an application stored on a web server.

answer

true

question

Examples of operating systems include those that allow you to send and receive e-mail messages, prepare your taxes, organize digital photos, and play games.

answer

false

question

You usually need to install web apps before you can run them

answer

false

question

Wireless Internet access points enable users with computers and mobile devices to connect to the Internet wirelessly.

answer

true

question

Wi-Fi uses short-range radio signals to enable specially enabled computers and devices to communicate with each other

answer

false

question

Cellular radio uses the cellular network to enable high-speed Internet connections to devices with built-in compatible technology, such as smartphones.

answer

true

question

A hot spot provides wireless Internet connections to mobile computers and devices.

answer

true

question

In many networks, one or more computers act as a server.

answer

true

question

You need extensive knowledge of networks to set up a home network.

answer

false

question

In a networked environment, each computer on the network can access the hardware on the network.

answer

true

question

With a one-way sync, also called mirroring, you add, change, or delete files in a destination location, called the target, without altering the same files in the original location.

answer

true

question

While distance learning classes are popular, you cannot obtain a degree from them.

answer

false

question

To promote education by computer, vendors often offer substantial student discounts on hardware and software

answer

true

question

With online investing, the transaction fee for each trade usually is much more than when trading through a broker.

answer

false

question

Some websites support streaming, where you access the media content while it downloads.

answer

true

question

You cannot make copies of media, even as a personal backup, without violating copyright.

answer

false

question

Nearly every area of health care uses computers.

answer

true

question

Breakthroughs in surgery, medicine, and treatments seldom result from scientists' use of computers.

answer

false

question

The capability of the computer to recognize spoken words is a direct result of scientific experimentation with cochlear implants.

answer

false

question

A blog is an informal website consisting of time-stamped articles in a diary or journal format, usually listed in reverse chronological order.

answer

true

question

As wikis have grown in number, size, and popularity, many educators and librarians have shunned the sites as valid sources of research.

answer

true

question

CAM is used by a variety of industries, including oil drilling, power generating, food production, and automobile manufacturing.

answer

true

question

Examples of mobile users include engineers, scientists, architects, desktop publishers, and graphic artists.

answer

false

question

Enterprise users use spreadsheet, database, and accounting software.

answer

true

question

The goal of ARPA was to build a network that allowed scientists at different physical locations to share information and work together on military and scientific projects.

answer

true

question

The goal of Internet2 is to develop and test advanced network technologies that will benefit Internet users in the future.

answer

true

question

Many public locations, such as airports, hotels, schools, shopping malls, and coffee shops, are hotspots that provide Wi-Fi Internet connections to users with mobile computers or devices.

answer

true

question

Cybercafes exist in cities in the U.S. but not elsewhere.

answer

false

question

Fixed wireless is a broadband Internet connection.

answer

true

question

Some home users connect computers to the Internet via slower-speed dial-up access because of its lower cost or because broadband access is not available where they live.

answer

true

question

A megabyte is equal to approximately one billion characters.

answer

fasle

question

A lower bandwidth means more data transmits.

answer

false

question

For watching HD streaming video for an hour, the approximate data usage is 3-6 MB.

answer

false

question

Hot spots are businesses that provide individuals and companies access to the Internet free or for a fee, usually a fixed monthly amount.

answer

false

question

Like an IP address, the components of a domain name are separated by commas.

answer

false

question

Every domain name contains a master domain, which identifies the type of organization associated with the domain.

answer

fasle

question

A TCP server is an Internet server that usually is associated with an Internet access provider.

answer

false

question

When you enter a domain name, the DNS server translates the domain name to its associated IP address of that data and information can be routed to the correct computer.

answer

true

question

Most current web browsers support tabbed browsing, where the top of the browser displays a tab for each webpage you open.

answer

true

question

A phishing filter will prevent your browsing history, passwords, user names, and other personal information from being revealed.

answer

false

question

Several browsers are available at shareware websites.

answer

true

question

Many browsers and websites do not require the http:// and www portions of a web address.

answer

true

question

RSS and Atom are popular specifications used to distribute content, such as web feeds, to subscribers.

answer

true

question

A mobile processor is a type of software for computers and mobile devices that reads a user's specified web feeds and collects their most recent content.

answer

false

question

A disadvantage with a subject directory is that users sometimes have difficulty deciding which categories to choose as they work through the menus of links presented

answer

true

question

One technique to improve Web searches is to use general nouns and put the less specific terms first in the search text.

answer

false

question

The search engine operator AND is used to display hits that include only one word from a list.

answer

false

question

In a search engine, parentheses are used to combine hits that include specific words with those that only include one word from a list.

answer

true

question

The asterisk search engine operator allows the substitution of characters in place of the asterisk.

answer

true

question

All social networking sites require friends to confirm a friendship.

answer

false

question

Examples of informational websites include libraries, encyclopedias, dictionaries, directories, guides, and other types of reference.

answer

true

question

A bookmarking site is a website that enables members to manage and share media such as photos, videos, and music.

answer

false

question

Once you post media, you might be giving up certain rights to the media.

answer

true

question

The difference between a wiki and other content posting sites is that users cannot modify original posts on an wiki.

answer

false

question

An entertainment website contains content that describes a cause, opinion, or idea

answer

false

question

To thwart attempts to steal your personal data, install a personal threat reporter, which is software that protects network resources from outside intrusions.

answer

false

question

Most Portal websites such as MSN.com require payment for services.

answer

false

question

An Internet connection is not necessary for participating in e-commerce.

answer

false

question

In the evaluation of a website, the evaluation criterion of authority states that a reputable institution should support the website without bias in the information.

answer

false

question

Some people use the term m-commerce (mobile commerce) to identify e-commerce that takes place using mobile devices.

answer

true

question

The more compressed the graphics file, the smaller the image and the higher the quality.

answer

false

question

Smaller file sizes result in faster downloading of webpages because small files transmit more quickly than large files.

answer

true

question

The goal with TIFF graphics is to reach a balance between image quality and file size.

answer

false

question

The JPEG format works best for images that have only a few colors.

answer

false

question

JPEG is a format that expands graphics to increase their file size, which means the file takes up less storage space.

answer

false

question

Some audio files require you to download a media player.

answer

true

question

All mobile browsers support the use of plug-ins.

answer

false

question

When using email, it is not important to use proper grammar, spelling, and punctuation.

answer

false

question

To add an email name and address to a mailing list, a user unsubscribes from it.

answer

false

question

The receiver of a message need not be willing to accept messages in order for IM to work.

answer

false

question

Webpage developers often use FTP to upload their webpages to a web server.

answer

true

question

VoIP is an Internet standard that permits file uploading and downloading with other computers on the Internet.

answer

false

question

In a networked environment, no authorized computer user can access data and information stored on other computers on the network.

answer

false

question

Users connected to a network have access to software on the network.

answer

true

question

The main differentiation among network classifications is whether they are wired or wireless.

answer

false

question

An extranet essentially is a small version of the Internet that exists within an organization.

answer

false

question

A WLAN cannot communicate with a wired LAN.

answer

false

question

A MAN usually is managed by a consortium of users or by a single network provider that sells the service to the users

answer

false

question

On a client/server network, the client sometimes is called a host computer.

answer

false

question

Although it can connect any number of computers, a client/server network typically provides an efficient means to connect 10 or fewer computers.

answer

false

question

When users log off a P2P network, other users still can access their hard disks.

answer

false

question

A star network consists of a single central cable, to which all computers and other devices connect.

answer

false

question

Bus networks are unpopular on LANs because they are expensive and difficult to install.

answer

false

question

The star topology is primarily used for LANs but it is also used in WANs.

answer

false

question

Data transmitted on a ring network travels from device to device around the entire ring, in both directions.

answer

false

question

On a ring network, if the hub fails the entire network is inoperable until the hub is repaired.

answer

false

question

As data move through a network from one program to another, it can use at most one kind of network standard.

answer

false

question

Depending on the transmission media used, Ethernet networks have data transfer rates that range from 10 Gbps for small office/home users to 1000 Gbps for enterprise users.

answer

false

question

Each token ring network has several tokens.

answer

false

question

On a token ring network, a packet is a special series of bits that function like a ticket, allowing the device with the packet to transmit data over the network.

answer

false

question

With TCP/IP, each packet contains data as well as the recipient (destination), origin (sender), and the sequence information used to reassemble the data at the destination.

answer

true

question

Wi-Fi networks easily can be integrated with wired Ethernet networks.

answer

true

question

Hot spots offer mobile users the ability to connect to the Internet with their Wi-Fi enabled wireless computers and devices.

answer

true

question

One advantage of Bluetooth is its high bandwidth.

answer

false

question

Contactless payment is a popular use of UWB technology.

answer

false

question

Communications software usually is bundled with the operating system or communications devices.

answer

true

question

Consumers can purchase blank NFC tags at a reasonable cost and easily program them to perform certain actions.

answer

true

question

With ISDN, the same telephone line that could carry only one computer signal now can carry three or more signals at once through the same line, using a technique called multiplexing.

answer

true

question

ADSL is ideal for Internet access because most users upload more information than they download from the Internet

answer

false

question

ISDN is more widely used now than in the past.

answer

false

question

Data, instructions, and information travel along transmission media in either analog or digital form, depending on the transmission media.

answer

true

question

With FTTP service, an optical terminal at your location receives the signals and transfers them to a router connected to a computer

answer

true

question

Phone networks, the Internet, and other networks with large amounts of traffic use ATM.

answer

true

question

ISDN and DSL are more widely used than cable

answer

false

question

A dial-up modem connected to a sending computer converts the computer's digital signals into analog signals.

answer

true

question

A DSL modem converts digital signals to analog signals and vice versa so that data can travel along an analog phone line.

answer

false

question

Some smartphones can function as a wireless modem, called a mobile hot spot, when tethered to a personal computer.

answer

true

question

Some mobile users have a wireless modem that uses a mobile phone provider's network to connect to the Internet wirelessly from a computer or other mobile device.

answer

true

question

Wireless access points have high-quality antennas for optimal signals

answer

true

question

Only small networks use routers.

answer

false

question

IP hijacking is one of the largest Internet security threats.

answer

true

question

One of the more widely used transmission media for network cabling and landline phone systems is twisted-pair cable.

answer

true

question

Most of today's computer networks use coaxial cable.

answer

false

question

In a fiber-optic cable, each strand, called an optical fiber, is as thin as a human hair.

answer

true

question

Fiber-optic cables have the capability of carrying significantly more signals than wire cables.

answer

true

question

Wireless transmission media are used when it is impossible to install cables.

answer

true

question

Infrared (IR) is a wireless transmission medium that sends signals using infrared light waves.

answer

true

question

For radio transmissions, a transmitter is needed to send the broadcast radio signal and a receiver to accept it

answer

true

question

The fifth generation of cellular transmissions is expected to provide artificial intelligence capabilities on wearable devices

answer

true

question

Transmission from a satellite to an earth-based station is called an uplink

answer

false

question

A GPS receiver is a handheld, mountable, or embedded device that contains an antenna, a radio receiver, and a processor.

answer

true

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