Wireline Networks Quiz and Flashcards

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Questions and Answers

What is considered part of wireline networks when used by a telephone network?

Microwave networks

Ad hoc networks

Internet backbone (correct)

Satellite networks

Which type of network is characterized by short-range wireless or temporary plug-in connections?

TCP/IP networks

Wireless networks

Mobile networks

Ad hoc networks (correct)

What type of protocols are used for dial-up connections in different types of networks?

GSM, CDMA

SMS, USSD

TCP/IP, HTTP (correct)

GPRS, WAP

Which of the following is an example of a mobile network?

AMPS (Advanced Mobile Phone Systems) Signup and view all the answers

What is considered a middleware in a software architecture context?

RPC (Remote Procedure Call) Signup and view all the answers

Which component is needed at different layers of the architecture in a mobile computing context?

Gateway Signup and view all the answers

What is a key characteristic of wearable computers?

They are always on and operational while on the move Signup and view all the answers

Which type of mobility refers to the ability of the user to move from one network to another seamlessly?

Network mobility Signup and view all the answers

What is a characteristic of a Mobile Ad hoc Network (MANET)?

Nodes move, causing changes in the routing table structure Signup and view all the answers

What does bearer mobility refer to in mobile computing?

Ability to move from one bearer to another and use the same service Signup and view all the answers

What does global service portability aim to achieve in mobile computing?

Making services available globally across all environments Signup and view all the answers

How do wearable devices differ from standard mobile devices?

Wearable devices are always on and hands-free Signup and view all the answers

What type of services are required by all people, regardless of their mobility?

Data and information services Signup and view all the answers

Which category of mobile applications is described as time-sensitive and passes quickly?

Perishable applications Signup and view all the answers

What type of middleware is responsible for converting a session-oriented dialogue (SoD) to a sessionless dialogue (SID)?

Transaction Processing Middleware Signup and view all the answers

In a mobile computing environment, what type of application would provide a street map or restaurant guide?

Location-specific applications Signup and view all the answers

Which middleware component manages device-specific rendering at run-time?

Behavior Management Middleware Signup and view all the answers

Which type of gateway allows access to the Internet over a mobile phone?

WAP gateway Signup and view all the answers

What type of connector is mentioned for IBM mainframe services in the text?

TN3270 connector Signup and view all the answers

What kind of data may someone handle while at home using mobile computing services?

Bank transactions Signup and view all the answers

In what scenarios would a system require a separate middleware component?

When converting from a SoD to a SID Signup and view all the answers

What purpose do communication gateways serve in the context of middleware and devices?

Manage different transport bearers or networks with dissimilar protocols Signup and view all the answers

Why might a system need behavior management middleware according to the text?

To manage device-specific rendering at run-time Signup and view all the answers

What does mobile computing allow users to do?

Access data, information, or logical objects from any device in any network while on the move Signup and view all the answers

What is the main characteristic of a Virtual Home Environment (VHE) in mobile computing?

It allows users to experience the same computing environment as they have in their home or corporate environment in a foreign network Signup and view all the answers

What is the concept of ubiquity in mobile computing?

Ensuring that information is available anywhere, all the time Signup and view all the answers

How is nomadic computing environment defined?

A computing environment that moves along with the mobile user Signup and view all the answers

In which context does mobile computing operate under the name 'Pervasive Computing'?

It is pervasive in nature and can be made available in any environment Signup and view all the answers

'Mobile Computing' term refers to what characteristic of the computing environment?

A computing environment that moves with the user Signup and view all the answers

Study Notes

Wireline Networks and Telephone Networks

Wireline networks include traditional telephone lines, fiber optic cables, and coaxial cables used for communication.

Short-range Wireless Networks

Characterized by short-range wireless connections, often referred to as Personal Area Networks (PANs) or temporary plug-in connections.

Dial-up Connection Protocols

Dial-up connections utilize protocols such as Point-to-Point Protocol (PPP) across various networks.

Mobile Network Example

An example of a mobile network includes cellular networks that provide wireless communication to mobile devices.

Middleware in Software Architecture

Middleware serves as an intermediary layer that enables communication and data management between different software applications.

Mobile Computing Architecture Components

Different layers of the mobile computing architecture require components like communication protocols, application frameworks, and user interfaces.

Wearable Computer Characteristics

Key characteristics of wearable computers include portability, real-time data processing, and integration with various sensors.

Seamless Mobility

Seamless mobility allows users to transition between different networks without losing connectivity or session continuity.

Characteristics of Mobile Ad hoc Networks (MANET)

Mobile Ad hoc Networks (MANET) are decentralized, self-configuring networks that enable devices to communicate directly without centralized control.

Bearer Mobility in Mobile Computing

Bearer mobility refers to the ability to maintain an active session while changing the underlying network connection.

Global Service Portability

Global service portability aims to provide users with consistent service capabilities across various networks and locations.

Wearable Devices vs. Standard Mobile Devices

Wearable devices differ from standard mobile devices in their form factor, functionality, and the use of integrated sensors for health and activity tracking.

Universal Services Requirement

Basic communication services, like emergency calls and contact sharing, are required by all individuals, regardless of mobility.

Time-sensitive Mobile Applications

Mobile applications described as time-sensitive include real-time communication apps or location-based services that require immediate responses.

Middleware and Session Conversion

Middleware that converts a session-oriented dialogue (SoD) to a sessionless dialogue (SID) is known as session management middleware.

Mobile Applications for Location-based Services

Applications providing street maps or restaurant guides fall under location-based services in a mobile computing environment.

Runtime Device-specific Rendering Middleware

Device-specific rendering middleware manages the adaptation of content based on the capabilities of the device at runtime.

Internet Access Gateway

A Mobile Gateway facilitates access to the internet through mobile devices such as cell phones.

IBM Mainframe Connector

The connector mentioned for IBM mainframe services typically refers to specific API or interface standards for integration.

Home Data Handling

Individuals can handle various data, such as personal files, online transactions, and communication, while utilizing mobile computing at home.

Separate Middleware Component Scenarios

Systems may require separate middleware components in scenarios involving complex interactions, diverse device integration, or data normalization needs.

Communication Gateways Purpose

Communication gateways serve to connect different networks and enable data exchange between devices and applications.

Behavior Management Middleware

Behavior management middleware may be needed to monitor and adapt the response of applications based on user behavior and context.

User Capabilities in Mobile Computing

Mobile computing enables users to communicate, access information, and perform tasks on-the-go, enhancing flexibility.

Virtual Home Environment (VHE) Characteristic

The main characteristic of a Virtual Home Environment (VHE) is to create a consistent user experience across multiple devices and networks.

Ubiquity in Mobile Computing

Ubiquity refers to the seamless and pervasive presence of computing capabilities available anytime and anywhere.

Nomadic Computing Environment Definition

A nomadic computing environment is defined by the ability of users to move freely while maintaining access to network services.

'Pervasive Computing' Context

Mobile computing operates under the name 'Pervasive Computing' when discussing the integration of computational capabilities into everyday environments and objects.

Mobile Computing Environment Characteristic

The term 'Mobile Computing' refers to the characteristic mobility allowing users to interact with technology regardless of their physical location.

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Description

This quiz covers different types of networks including wireline networks which use wires for communication, and wireless networks which do not rely on physical cables. Learn about public networks, internet backbone, and wireless networks such as mobile networks used by radio taxis and cellular phones.

Types of Networks: Wireline and Wireless

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