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COM1000 Review of Chapter 4-5-6 Flashcards | StudBud
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COM1000 Review of Chapter 4-5-6
COM1000 Review of Chapter 4-5-6
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Answers
1
Which is not the application of Artificial Intelligence Of Things?
Automated meter reading units provides warnings of potential water leaks
Sharp’s air conditioner recommends the most energy-efficient manner
Police office leverages gunshot detection data to pinpoint dangers
Traffic light is fixed based on the research survey of experts
2
Which description about RFID is incorrect?
RFID tags are read automatically as they pass near RFID readers
It is faster than QR Code
The cost is lower than QR Code
Can be read at a longer distance than QR Code
3
Which is not the Cloud computing delivery models?
Mixed Cloud
Public Cloud
Private Cloud
Hybrid Cloud
4
Which description about Encryption is incorrect?
The recipient must decrypt it into the original readable form
HTTPS and VPN are two tools of Encryption
The encoded message is always unreadable
Transform original message into encoded message after sending to Internet
5
In password attack, an attacker tries basic words that are personally important to you.
Distributed Denial-of-Service attack
Man-in-the-middle
Dictionary attack
Brute force attack
6
Which is not password attack?
Man-in-the-middle
Brute force attack
Dictionary attack
Distributed Denial-of-Service attack
7
Which of the following is not malware?
Firewall examine each message’s credentials before allowing access
Capture user information without their knowledge
Cause damages to computer systems
Allow illegal access to the system
8
Trojan horse leaves a backdoor for hackers to control the computer. What is this kind of malware?
Data theft
Allow illegal access to the system
Capture user information without their knowledge
Cause damages to computer systems
9
Which is not illegal Cyber Activities?
Unauthorized access
System damages and attacks
Use sniffer to identify the potential network trouble spots
Data theft
10
Which of the following sensors is not used to sense the environment and report to the user?
Actuators
GPS receiver
Thermostats
Motion sensors
11
Which description about Phishing attack is incorrect?
They masquerade as urgent or incentivizing emails
The objective is luring individuals to provide their sensitive information
Victims are contacted by real email, phone or webpage (file is locked)
Criminals pose those content as a legitimate institution
12
Which is not the Countermeasures of password attack?
Use two-factor authentication
Enable encryption
Use Access control tools
Use a virtual private network
13
A hacker sniffs internet data as they are transmitted on the Internet
System damages and attacks
Phishing attack
Data theft
Unauthorized access
14
An attacker tries different combinations of usernames and passwords until found a matched pair.
Brute force attack
Distributed Denial-of-Service attack
Dictionary attack
Man-in-the-middle
15
Which is not the feature of cloud computing?
Security: the same computer server can only be used by one client
Ubiquitous, Convenient, On-demand
Internet is required to access cloud service
Rapidly provisioned and released
16
Which is not the Essential characteristics of cloud computing?
The computing resources are fixed and assigned to each user
Obtain cloud services whenever they want
Cloud resources are available over the network
Resource usage can be monitored, controlled, and reported
17
Keystroke loggers record every keystroke on computer. What is this kind of malware?
Capture user information without their knowledge
Data theft
Allow illegal access to the system
Cause damages to computer systems
18
Which is not early IoT Approaches?
Passive RFID tags
Sensors
Active RFID tags
QR Code
19
Which is not application of Passive RFID?
Autotoll payment systems
Warehouse inventory
Smart Fitting Room
Asset tracking
20
What method cannot be used to verify the identity of a user?
Fingerprint
None of the above
Digital certificate
Passwords and PINs
21
A hacker breaks into computer systems and networks to use the system resources
Phishing attack
Unauthorized access
System damages and attacks
Data theft
22
Which is incorrect description about 5G?
Triggers the development of IoT
Support massive number of devices
High Speed
High latency
23
A hacker sends extremely large amount of messages to a target server to paralyze it
Data theft
Unauthorized access
Phishing attack
System damages and attacks
24
Which is not Countermeasures to deal with sniffing?
VPN
Firewall
Encryption
HTTPS
25
Which is not the service model of cloud computing
PaaS
IaaS
SaaS
OaaS
26
Which is incorrect description about IoT?
Ordinary objects automatically collect and exchange data from users
Ordinary objects interact with the enviroment with human intervention
Ordinary objects and devices connected to the Internet.
27
Which is not Countermeasures of unauthorized access?
Encryption
Firewall
Access control tools
28
Ransomware Lock the victim’s file and demand ransom. What is this kind of malware?
Capture user information without their knowledge
Cause damages to computer systems
Phishing attack
Allow illegal access to the system
29
Which is not the reason that we are ready for IoT?
5G can support massive number of devices
New communication technology for supporting IoT
Powerful battery to support the life of physical devices forever
Computer components getting smaller and cheaper and can be embeded
30
Which is not Countermeasures to deal with system damage and attacks?
Firewall
Cloud-based solutions
VPN
Anti-virus software
31
You rent a service provider's computer to set up Firewall for your system. What is this kind of cloud computing?
IaaS
PaaS
SaaS
Caas
32
Which is not the goal of information security?
Availability
Authority
Confidentiality
Integrity
33
You rent the operating system (OS) from Microsoft Azure. What is this kind of cloud computing?
PaaS
IaaS
SaaS
OaaS
34
Which description is correct about cloud computing?
The cloud has centralized security measures against external attackers
Need to handle routine maintenance and management of infrastructure
Cloud computing provides the customer full ownership of the infrastructure
The startup cost of cloud computing is higer than traditional computing
35
A furniture company asks
Salesforce
to design and manage a Customer Relationship Management System for it.
SaaS
IaaS
MaaS
PaaS
36
An attacker secretly sits between two parties in a communication and then relay, alters, and collect password.
Distributed Denial-of-Service attack
Man-in-the-middle
Dictionary attack
Brute force attack
37
Which description about QR Code is correct?
Each code can carry as many text messages as you want
Can be read Automatically
Camera reading labels placed at fixed locations
Putting expensive labels on objects to be tracked
