Super-intelligence …

None of the other statements is true.

What happens when you boot up a PC?

Part of the OS are copied from a hard drive into memory.

Machine learning is about

using algorithms to learn from data & build adaptive models

What is a motherboard?

It is a circuit board that contains a computer's CPU.

Usability and user experience are related in the following way:

Good usability is important for a good user experience

Which of the following statements relating to network interference is true?

Fibre optic cables are mostly immune to network interference

What is social engineering?

Using social skills to convince ppl to reveal information.

Data that has been one-way encoded.

Which of the following is NOT a trend in software?

The number of popular Operating Systems has been increasing.

The transport layer of the Open Systems Interconnection Model is primarily concerned with...

getting data on and off the network.

Which of the following statements is the most accurate?

Some tasks that r easy 4 ppl r surprisingly hard 4 machines

If we increase the input size of an algorithm, what will happen to the process time?

Depends on the algorithm; all of the above can be correct.

What is different in how we process and store data on audio and facts?

The input and data processing are totally different.

How does Bluetooth differ from Wi-Fi?

Bluetooth links between devices doesnt involve intermediates

How do JPG and PNG formats differ?

PNG allows for transparency while JPG does not.

What is the purpose of a Denial of Service attack?

Flooding a server with requests in order to shut it down.

A filter between a private network and the internet

What is true about domain names?

Each registered domain name has a unique IP address.

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Revision COMP111 - 2018S2

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Revise material from COMP111 in preparation for the exam

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Questions 34

Answers

1
Super-intelligence …
Is inevitable, but is unlikely to exist soon.
Is inevitable, and may exist soon.
None of the other statements is true.
Is known to be possible.
2
Your email is private except for:
The copy stored at the destination ISP’s server.
The copy stored on the servers of your Internet Provider.
All of the above
The copy stored on the servers between you and the receiver.
3
What are examples of switching hardware?
Optical network terminal and Ethernet adapters
Modems and hubs
Ethernet adaptors and routers
Routers and hubs
4
Which tends to be more tacit?
Knowledge
Information
Data
All tend to be equally tacit
5
How many people are Facebook users as a portion of the world population?
About 50%
About 10%
About 33%
About 25%
6
What happens when you boot up a PC?
Portions of the operating system are emulated.
Part of the OS are copied from a hard drive into memory.
Portions of the operating system are compiled.
Part of the OS are copied from memory into the hard drive.
7
There is no 100% security. What needs to be balanced?
Encryption and Decryption.
Windows and MacOS.
Privacy and Ethics.
Security and Access.
8
Choosing a data type that can more accurately hold some content normally comes at the cost of:
Both speed and size
Speed of processing
Neither speed nor size.
Storage size
9
Machine learning is about
using algorithms to learn from data & build adaptive models
face recognition and friend recommendation on Facebook.
building deep neural network models for data analysis.
making machines that learn from human-computer interactions.
10
Who invented the World Wide Web (WWW)?
Steve Jobs
Tim Berners-Lee
Bill Gates
Steve Wozniak
11
How are online social networks different from actual (offline) social networks?
The information about connections is centralized.
All of the above are true.
The information about connections is structured.
The information about connections is formalized.
12
Which of these words means 'tricking' or 'fooling'?
Spoofing
Fishing
Hacking
Cracking
13
What is a motherboard?
It is a circuit board that contains a computer's CPU.
It is the main component of a microprocessor.
A computer's physical frame that holds everything together.
A circuit board used mostly in 50s.
14
Usability and user experience are related in the following way:
Good usability is important for a good user experience
They refer to the same thing.
None of the above statements are true.
All of the above statements are true.
15
Which of the following statements relating to network interference is true?
Wired networks are largely immune to network interference.
Wireless networks are largely immune to network interference
Fibre optic cables are mostly immune to network interference
The 2.4GHz radio frequency is the safest wireless frequency
16
What is social engineering?
Using Social Media as a platform to enhance info security.
Building systems with security flaws to be exploited later.
Manipulating Social Media to influence decision making.
Using social skills to convince ppl to reveal information.
17
In terms of accessibility and space, human's short-term memory compares to what in computers?
USB flash drives
RAM
Hard Disk Drive
SD cards
18
What is a hash?
Data that has been encoded using ASCII.
Data that has been one-way encoded.
A function that is used to encrypt data.
A function like MD4.
19
Which of the following is NOT a trend in software?
Software has become more easy to share.
Software is increasingly sold as a service.
The number of popular Operating Systems has been increasing.
Increasingly, software is provided on the web.
20
The transport layer of the Open Systems Interconnection Model is primarily concerned with...
getting data on and off the network.
All of the above.
ensuring a stable connection between a sender and receiver.
assigning IP-addresses.
21
Which of the following statements is the most accurate?
Tasks that are hard for humans are also hard for machines.
Some tasks that r easy 4 ppl r surprisingly hard 4 machines
Tasks that are easy for humans are also easy for machines.
Its easy to find these tasks: easy for ppl, hard for machine
22
Algorithms: Which of the following statements is true?
One algorithm can serve another algorithm.
One algorithm can trigger another algorithm.
All of the above
One algorithm can be part of another algorithm.
23
If we increase the input size of an algorithm, what will happen to the process time?
Process time would be increased exponentially.
Depends on the algorithm; all of the above can be correct.
Process time would stay the same.
Process time would be increased linearly.
24
What is different in how we process and store data on audio and facts?
Only the input is totally different.
The input, processing, and storage tools are different.
None of the above
The input and data processing are totally different.
25
What kind of network is the internet?
LAN
Can be either LAN or WAN
WAN
Neither LAN nor WAN
26
How does Bluetooth differ from Wi-Fi?
Bluetooth links between devices doesnt involve intermediates
Bluetooth uses encryption when talking to the web server.
Bluetooth allows for communicating over larger distances.
Bluetooth is much faster than Wi-Fi.
27
How many different modes or values do 8 bits allow for?
32
256
128
16
28
How do JPG and PNG formats differ?
PNG allows for transparency while JPG does not.
All of the above
PNG stores images in vector format.
PNG allows for 'lossless' scaling.
29
What is the purpose of a Denial of Service attack?
To organize a large number of computers for a common cause.
To hack into financial transactions and modifying them.
To act as a website visitor and upload a Trojan horse.
Flooding a server with requests in order to shut it down.
30
Algorithms excel at solving...
fuzzy problems.
problems with insufficient input information.
problems for which output is not defined.
None of the above.
31
What is a firewall?
A tool to block sites that are unwanted by the government
A filter between a private network and the internet
safety measure to protect internet from unauthorized access
A tool to contain viruses
32
What is true about domain names?
Each registered domain name has a unique IP address.
All of the above are true.
A domain name is necessary to connect to a web site.
Each IP address has a unique domain name.
33
What are the primary components of a network?
Hardware and protocols
Cables and devices
Devices and operating systems.
Computers, software, and cables.
34
Transistors: Which of statements a to c (if any) is false?
Quantum computing can offer higher speed for applications.
The smaller transistors get, the higher their design costs.
None of them is false.
Transistors are getting smaller and smaller.

Revision COMP111 - 2018S2 Flashcards | StudBud