Deck 8: Networking and Communication Basics

Question 1

A server is

A) any computer that needs a server for task completion.
B) a computer that works independently of the network.
C) a computer that manages resources for other computers.
D) All of the above

Answer 1

a computer that manages resources for other computers.

Question 2

Wireless connections require all except which one of the following?

A) Infrared or radiofrequencies
B) Consideration of wall thickness
C) Physical cabling
D) Transmitter/receiver

Answer 2

Physical cabling

Question 3

Which of the following describes a thin-client computer?

A) Any computer that needs a server for task completion
B) A computer that works independently of the network
C) A computer that manages resources for other computers
D) All of the above

Answer 3

Any computer that needs a server for task completion

Question 4

The most common connection medium for a LAN is

A) coaxial.
B) twisted pair.
C) fiber optic.
D) infrared.

Question 5

The least expensive network to install is a

A) WAN.
B) LAN.
C) CT scanner.
D) MRI scanner.

Question 6

A computer network that spans a large area such as a city,state,nation,or continent is known as a

A) WAN.
B) large area network.
C) peer-to-peer network.
D) client-based network.

Question 7

A network that uses a central computer that sends the entire original resource to the client is known as a

A) client-based network.
B) WAN.
C) LAN.
D) server-based network.

Question 8

Which of the following is considered a geographic category of networks?

A) LAN
B) Computed tomography (CT)scanner
C) Computed radiography reader
D) Magnetic resonance imaging (MRI)scanner

Question 9

Which of the following describes a thick-client computer?

A) Any computer that needs a server for task completion
B) A computer that works independently of the network
C) A computer that manages resources for other computers
D) All of the above

Question 10

In which network type is each computer on the network considered equal?

A) Server based
B) Client based
C) Peer to peer
D) None of the above

Question 11

The biggest advantages of wireless networks are

A) the size and shape of transmitters.
B) the cost and location from source.
C) wall thickness and composition.
D) mobility and convenience.

Question 12

Which one of the following is not considered a type of computer found on a network?

A) Server
B) Thin client
C) Peer to peer
D) Thick client

Question 13

The most fragile type of network connection is

A) coaxial.
B) twisted pair.
C) fiber optic.
D) infrared.

Question 14

Cable consisting of a center conducting wire surrounded by insulation and a grounded shield of braided wire is called

A) coaxial.
B) twisted pair.
C) fiber optic.
D) infrared.

Question 15

The simplest connection device is the

A) hub.
B) switch.
C) bridge.
D) router.

Question 16

A network switch

A) is the simplest connection device.
B) sends data only to data-directed devices.
C) is a wired connection from one network to another.
D) is a device that directs portions of messages to intended targets.

Question 17

Two or more objects sharing resources and information or computers,terminals,and servers interconnected by communication channels is a definition of a

A) local area network (LAN).
B) wide area network (WAN).
C) computer network.
D) All of the above

Question 18

A device that provides the interface between the computer and network is known as a

A) network interface card.
B) network connection card.
C) computer interface chip.
D) computer connection chip.

Question 19

The network connection that uses glass threads to transmit data is

A) coaxial.
B) twisted pair.
C) fiber optic.
D) infrared.

Question 20

Most network interface cards plug directly into the

A) CD drive.
B) audio/video port.
C) USB port.
D) motherboard.

Question 21

Devices commonly referred to as roles include

A) DICOM.
B) SCU.
C) ACR.
D) MRI.

Question 22

The network layer breaks up data and

A) ensures that there are no errors.
B) decides which network path to take.
C) includes Ethernet performance.
D) consists of networking media.

Question 23

DICOM was considered better than previous exchange mechanisms for all but which one of the following?

A) It runs on top of TCP/IP.
B) It required strict image header contents.
C) It did not require a conformance system.
D) It embraced an open standard of development.

Question 24

Ethernet protocol performs at the ______ layer.

A) transport
B) network
C) physical
D) internet

Question 25

A connection device that can bring two or more networks together that speak the same language is known as a

A) hub.
B) switch.
C) bridge.
D) router.

Question 26

The topology on which the Internet is based is the

A) hub.
B) star.
C) ring.
D) mesh.

Question 27

RIS is specific to

A) the patient.
B) radiology.
C) the hospital.
D) patient billing.

Question 28

The almost universally accepted standard for exchanging medical images is known as

A) NEMA.
B) ACR.
C) DICOM.
D) TCP/IP.

Question 29

The topology in which the bus is collapsed into a central box is the

A) hub.
B) star.
C) ring.
D) mesh.

Question 30

In a bus network

A) redundancy is built in with multiple connections.
B) devices are connected to a central hub.
C) a token is transmitted around the ring.
D) no switches of hubs are necessary.

Question 31

The transport layer of the OSI model

A) breaks up data into frames.
B) makes sure data packets are sequenced.
C) moves bits from one place to another.
D) packages the data for transmission.

Question 32

A network on which devices are connected in a circle is known as a ______ network.

A) bus
B) ring
C) star
D) mesh

Question 33

The system that holds a specific patient's lab results,radiology reports,and physician notes is the

A) RIS.
B) HIS.
C) electronic medical record (EMR).
D) picture archival and communication system (PACS).

Question 34

Lossy compression is used to

A) increase image detail.
B) decrease compression values.
C) shrink file size.
D) reduce image degradation.

Question 35

The system that contains patient information,billing records,and inpatient orders is the

A) RIS.
B) HIS.
C) EMR.
D) PACS.

Question 36

The standard that oversees most computerized clinical and administrative data is known as

A) DICOM.
B) HL-7.
C) RIS.
D) HIS.

Question 37

A type of computer addressing that is made up of four octets of numbers is the

A) router.
B) network protocol.
C) internet protocol.
D) transmission protocol.

Question 38

Which of the following is not one of the 20 parts of the DICOM standard?

A) Conformance
B) Message exchange
C) Data thesaurus
D) Data structures

Question 39

The part of DICOM that ensures that modalities can communicate with existing image-viewing devices is

A) conformance statement.
B) message exchange.
C) data dictionary.
D) data structures.