Revision 3 (Chapters 9 - 11)

Miners are securing the integrity of the system and the value of the currency

Significant increase in electrical power

Group of compromised computers or mobile devices connected to a network

Common problem encountered by digital currency is _____.

The main purpose of IoT is to ensure communication among people and access to news, knowledge, and entertainment

You can wear any wearable IoT devices without worrying about them attracting lightning during stormy rain

Cryptocurrencies aren’t regulated by national governments and usually exist outside their direct control

Encourages the communication between devices

Which is NOT true about virus signature

Cryptocurrency users have no one to appeal to if they are cheated in a cryptocurrency transaction

Many gray and black-market online transactions are denominated in Bitcoin and other cryptocurrencies

M2M interaction provides better efficiency, thus save _____.

Increased comfort, convenience, and better management

Can generate more information

Computer program that can damage files, and it can spread from one file to another file.

Drop in electrical supply

Disaster Recovery Plan: How backup files and equipment would be used to resume information processing

Minimal human intervention

You dropped your laptop in the swimming pool. This causes _____.

Which of the following is NOT TRUE for Internet of Everything?

Disrupts computer access to an Internet service

Money in your APCard is an example of a digital currency.

You directly access your friend's computer without his/her permission.

Program or set of instructions in a program that allow users to bypass security controls

Wearing your smartwatch while you jog to record your distance and location. What is the problem?

Optimum utilization of energy and resources will save _____.

Disaster Recovery Plan: Simulates various levels of disasters and records the ability to recover

Many cryptocurrency users use pseudonyms unconnected to information, accounts, or stored data that could identify them

Your new IoT device cannot communicate with your Alexa, which is the central controller of your current IoT appliances

Cryptocurrencies don’t treat international transactions any differently than domestic transactions

E-Wallet is an example of digital currency.

Like precious metals, they may offer inflation protection

Someone who has no technical skills on IoT, may find the setting up and installation to be difficult

Someone hacks your smart coffee machine. Which issue are we looking at?

Only the most popular cryptocurrencies have dedicated online exchanges that permit direct exchange for fiat currency

This currency never has problem relating to double spending.

The malware hides within computer program and sits quietly until triggered

Larger scale of attack that disrupts computer access to an Internet service

It copies itself repeated, using up resources until the computer can no longer work properly.

Offer a reliable means of exchange outside the direct control of national banks

Disaster Recovery Plan: Actions to be taken to restore full information processing operations

Cryptocurrency users may not take the proper precautions

Due to the nature that miners will use a lot of processing powers.

IoT: Real-world physical objects are connected to the Internet, which connects to all other physical objects

A compromised computer or device

Any money available online is e-money.

Which of the following is not an improvement through the use of IoT?

Data required to make better decision

You acquired your friend's Instagram password. You decided to check their private messages when using your phone.

Cryptocurrencies have relatively few outstanding units concentrated in a handful of individuals’ hands

Detects and removes computer malware

Governments cannot freeze or seize cryptocurrency accounts

Eliminate the need for a third-party payment processor

Disaster Recovery Plan: Steps to be taken immediately after disaster