What is the problem with IPv4 that IPv6 attempts to solve?

There aren't enough IPv4 addresses for all Internet devices.

What are the components of software?

Data, application, and the user interface.

Which is the correct workflow for data science?

Import->Tidy->Understand->Communicate.

What is an affordance?

A quality of an object that defines its possible uses.

What are the essential functions of hardware components?

To store, process, and to communicate information.

Grouping related patient outcomes in a large database through similarities in the patients' genome sequences is via ...

classification via supervised learning.

Which of the following statements about data science and machine learning is true?

Neural networks are a form of supervised learning.

What are the main ways consumers pay for IT services?

With money, attention, or information.

As reported in the Economist, what is the biggest promise of quantum computing?

It will make computing much faster.

What can we say about the number of transistors that a dollar can buy?

It has not been growing since a few years ago.

How was the onion presented as a metaphor?

ICT consists of many hardware and software layers.

How has IT been compared to a house?

Switching activities is like navigating through rooms.

As discussed in class, our collective use of IT may come at the cost of:

concentration, privacy, and equality.

How do security concerns typically relate to access concerns?

People need to balance security and access concerns.

In the computing discipline, what does 'compiling' mean?

Translating programming code to machine code.

When systems do not speak the language of the user, which heuristic is violated?

Match between system and the real world.

Transaction-processing systems:

Involve operations that are repetitive.

In what way is WeChat more powerful than Facebook or Google?

It combines more functionality in one app.

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COMP111 2020S2 Revision Bank One

35 termsStudBud Administration309 plays

Revision questions for the course

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Questions 35

Answers

1
In the context of the data component of an information system, external data sources include:
Transaction data.
Personnel records.
Labour statistics.
Sales records.
2
What is the problem with IPv4 that IPv6 attempts to solve?
IPv4 addresses are too hard for humans to remember.
IPv4 is not compatible with mobile devices.
IPv4 is too slow.
There aren't enough IPv4 addresses for all Internet devices.
3
What is the name for software that augments the physical environment with digital information?
Virtual Reality portal.
Augmented Reality browser.
Augmented Reality portal.
Virtual Reality browser
4
What are the components of software?
Applications and services.
Data, application, and the user interface.
Data, information, and knowledge.
Operating system and applications.
5
Algorithms can deal with a variety of problems of different sizes by...
hashing and repeating.
looping and hashing.
looping and repeating.
looping and branching.
6
Which is the correct workflow for data science?
Tidy->Communicate->Understand->Import.
Communicate->Understand->Tidy->Import.
Import->Tidy->Understand->Communicate.
Understand->Tidy->Import->Communicate.
7
What is an affordance?
It refers to our ability to operate a certain artefact.
A quality of an object that defines its possible uses.
It is a rule about how we interact with objects around us.
The potential for an object not to be affordable by someone.
8
What is NOT a pillar of Information Assurance?
Privacy
Authenticity
Availability
Integrity
9
What are the essential functions of hardware components?
To store data & make it available to other components.
To store, process, and to communicate information.
To process data and transmit it to other components.
To coordinate the operation of software.
10
Grouping related patient outcomes in a large database through similarities in the patients' genome sequences is via ...
regression via supervised learning.
classification via supervised learning.
clustering via unsupervised learning.
clustering via supervised learning.
11
Which of the following statements about data science and machine learning is true?
Both statements are true.
They are terms for the same basic concept.
Neural networks are a form of supervised learning.
Neither statement is true.
12
What are the main ways consumers pay for IT services?
With money, attention, information, or reviews.
With money, attention, or information.
With money or time.
With money and information.
13
k-nearest neighbour (k-NN) is an algorithm for
data classification.
data visualisation.
data clustering.
None of the above.
14
As reported in the Economist, what is the biggest promise of quantum computing?
It will make computing more accessible worldwide.
It will make computers much smaller.
It will make computing much cheaper.
It will make computing much faster.
15
What can we say about the number of transistors that a dollar can buy?
It is still growing exponentially.
Both a and b are true.
It has not been growing since a few years ago.
It is predicted to grow until 2020.
16
What are examples of switching hardware?
Ethernet adaptors and routers.
Optical network terminal and Ethernet adapters.
Routers and hubs.
Modems and hubs.
17
Which of the following affects the processing speed of a computer?
The number of processors.
The internal clock rate of the processor.
All of the above.
The architecture of the processor.
18
How was the onion presented as a metaphor?
Individual, organisational, & societal use of ICT layers.
ICT consists of many hardware and software layers.
Analysing its parts can make you cry.
ICT is much more complex than it looks.
19
The hexadecimal system contains 4-bit characters, each character from 0-9 and from a to:
F
R
Q
B
20
Which of the following encoding systems allow for 2-way translation (both encoding & decoding)?
Both base64 and hexadecimal
Base64.
Neither base64 nor hexadecimal.
Hexadecimal.
21
The syntax of an algorithm depends on:
the programming language.
None of the above.
Both of the above.
the hardware components you use.
22
To run, all applications on a general-purpose computer (like a PC) rely on:
None of the above are true.
Both of the above are true.
an operating system.
a license agreement.
23
What type of information can we encode into binary using ASCII?
Images
Text
Video
All of the above.
24
In data storage devices, a capacity of one gigabyte (GB) is equivalent to approximately:
one thousand bytes.
one billion bytes.
one million bytes.
one trillion bytes.
25
How has IT been compared to a house?
All of the above.
IT has become a social space for gatherings.
Switching activities is like navigating through rooms.
People have much control over how IT looks to them.
26
Over the years, what has changed in the information about social networks?
It has become more explicit.
It has become more shared.
All of the above.
It has become more structured.
27
How are online social networks different from actual (offline) social networks?
All of the above are true.
The information about connections is formalized.
The information about connections is structured.
The information about connections is centralized.
28
As discussed in class, our collective use of IT may come at the cost of:
concentration and privacy.
equality and privacy.
concentration, privacy, and equality.
enjoyment and privacy.
29
According to Kevin Mitnick, what is the weakest link in security systems?
Firewalls.
Biometric devices.
Intrusion-detection systems.
People.
30
How do security concerns typically relate to access concerns?
People need to balance security and access concerns.
In most situations, both need to be maximized.
Security measures are added after access needs are met.
None of the above.
31
What is understanding the role of information in generating and using business intelligence?
Business mastery.
Information retrieval.
Information literacy.
Business ability.
32
In the computing discipline, what does 'compiling' mean?
Translating programming code to machine code.
Assembling the different components of an algorithm.
To ensure smooth operation of an algorithm.
None of the above.
33
When systems do not speak the language of the user, which heuristic is violated?
Match between system and the real world.
Recognition rather than recall.
Error prevention.
User control and freedom.
34
Transaction-processing systems:
Involve operations that are repetitive.
Require maximum human involvement.
Involve low volumes of data.
Require extensive managerial judgment.
35
In what way is WeChat more powerful than Facebook or Google?
It is used by more people.
It is under direct control of the government.
All of the above.
It combines more functionality in one app.

COMP111 2020S2 Revision Bank One Flashcards | StudBud