IS 3003 Larry Ball Ch 7

Telephone networks are fundamentally different from computer networks.
True
Increasingly, voice, video, and data communications are all based on Internet technology.
True
To create a computer network, you must have at least two computers.
True
An NOS must reside on a dedicated server computer in order to manage a network.
False
A hub is a networking device that connects network components and is used to filter and forward data to specified destinations on the network.
False
In a client/server network, a network server provides every connected client with an address so it can be found by others on the network.
True
Central large mainframe computing has largely replaced client/server computing.
False
Circuit switching makes more more efficient use of the communications capacity of a network than does packet switching.
False
Mobile search makes up approximately 10% of all Internet searches.
False
Two computers using TCP/IP can communicate even if they are based on different hardware and software platforms.
True
In blogging, a trackback is a list of entries in other blogs that refer to a post in the first blog.
True
Coaxial cable is similar to that used for cable television and consists of thickly insulated copper wire.
True
Fiber-optic cable is more expensive and harder to install than wire media.
True
The number of cycles per second that can be sent through any telecommunications medium is measured in kilobytes.
False
The Domain Name System (DNS) converts domain names to IP addresses.
True
VoIP technology delivers voice information in digital form using packet switching.
True
Web 3.0 is a collaborative effort to add a layer of meaning to the existing Web in order to reduce the amount of human involvement in searching for and processing Web information.
True
In a large company today, you will often find an infrastructure that includes hundreds of small LANs linked to each other as well as to corporate-wide networks.
True
TCP/IP was developed in the 1960s to enable university scientists to transmit data from computer to computer.
False
RFID technology is being gradually replaced by less costly technologies such as WSNs.
False
A router is a device that forwards packets of data through different networks, ensuring that the data gets to the right address.
True
An analog signal is a discrete, binary waveform that transmits data coded into two discrete states such as 1-bites and 0-bites.
False
Today, most Americans connect to the Internet through broadband connections at speeds up to 15 Mbps.
True
An ISP is a commercial organization that owns a region of transcontinental high-speed backbone networks carrying the bulk of Internet traffic.
False
The trunk lines of the Internet are typically owned by network service providers.
True
A Web server is a dedicated computer that delivers Web pages to client computers.
False