In the last 50 years, how have computers changed in what they do?

Only applications of computers have changed

What are the components of software?

Data, application and user interface

What is Gordon Moore's Law?

number of transistors on circuits doubles since invention

In which way(s) are computers useful in processing information?

They are fast, accurate and can parallel process

In bitmaps a bit can represent what?

Whether the pixel is black or white

What was the main objective in regards to transistors in the 60's

To decrease the size of the transistors

What does a transistor make work?

Laptop, Camera, Microwave, Renewable power source

Why did they want to decrease the size of the transistors

To store more transistors on a smaller chip

What is software made of?

Various soft but solid materials

What do computers do fundamentally?

They communicate, process and store information

What is the benefit of fitting more transistors onto one chip?

The more efficient they work, Less heat is produced, The faster they work, They perform faster

Which is not a benefit of databases:

They ease the printing and distribution of information

Today most computers interfaces are graphical and two-dimensional. How about in the past?

UI were typically character based

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PASS Revision Quiz

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Questions 23

Answers

1
Application often refers to
All of the above
A computer program
A use case of software
The procedures of software
2
In the last 50 years, how have computers changed in what they do?
Applications changed first then the fundamental operations
Only applications of computers have changed
Only the fundamental operations of computers have changed
Both the applications and fundamental operations changed
3
What are the components of software?
Data, information, and knowledge
Hardware facing and user facing components
Data, application and user interface
Operating Systems and applications
4
Which of these options is not classified as Non- Physical ICT Hardware
Databases
Files
Software
Radiowaves
5
What is meant when we say computers communicate information?
They receive input from users and give output to users
They read and write data from and to storage
All of the above
They transmit information to other devices
6
In ASCII a C is represented as:
001100011
3
00030030
011
7
In what ways have other user interfaces changed?
From application based to user-centric
From static to dynamic
All of the above
From detached to interactive
8
As a component of software the application can describe
How data is to be processed
How data is stored
All of the above
How data is to be communicated
9
What is Gordon Moore's Law?
The probability that a computer will yield a certain result
The transistor rate at which the integrated circuit performs
Net weight of a transistor is twice the mass of the circuit
number of transistors on circuits doubles since invention
10
In which way(s) are computers useful in processing information?
They are fast, accurate and can parallel process
They are accurate and can process information in parallel
They are fast and accurate
They are really fast
11
In bitmaps a bit can represent what?
The position of a pixel
Whether the pixel is black or white
The size of the bitmap
The colour of a pixel
12
What computer component processes information?
Graphical Processing Unit (GPU)
Both the CPU and GPU
Neither the CPU nor GPU
Central Processing Unit (CPU)
13
Information is typically stored in binary form (e.g. 0000101010)
No quantum computing has changed that
No, many more common solutions
Yes for the time being
No, the decimal system is more popular
14
What was the main objective in regards to transistors in the 60's
To increase the profit on the transistors
To decrease the size of the transistors
To increase the size of the transistors
To decrease the cost of production of transistors
15
What does a transistor make work?
Laptop
Camera
Microwave
Renewable power source
16
Binary Information is always stored in transistors
False
True
17
Why did they want to decrease the size of the transistors
To manufacture them more efficiently
All of the above
To make them more durable
To store more transistors on a smaller chip
18
What is software made of?
Information
Transistors
Various soft but solid materials
Java, C++, Python etc.
19
What do computers do fundamentally?
They compute maths equations
They transform input into output
They communicate, process and store information
They emit light and they get hot
20
What is the benefit of fitting more transistors onto one chip?
The more efficient they work
Less heat is produced
The faster they work
They perform faster
21
Which is not a benefit of databases:
They ease a quick and flexible retrieval of information
They ease the printing and distribution of information
They ease the storage of large quantities of information
They ease complex mathematical equations
22
The abbreviation Gb stands for:
Gigabyte (1 million kilobytes)
Gigabit (1 million bits)
Gigabit (1 million kilobits)
Gigabyte ( 1 million bytes)
23
Today most computers interfaces are graphical and two-dimensional. How about in the past?
UI were typically graphical one-dimensional
UI were similar but black and white
UI were based on audio
UI were typically character based

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