WorksheetsChapter 2: Computer systems
Total questions: 10
Worksheet time: 5mins
What is abstraction
Removal of unnecessary information so a computer program can be more efficient
a central processing unit (CPU), memory, input/output devices and storage devices
programs written and used for specific purposes.
The abstraction is organized into____ domains
1
3
2
4
The abstraction is organized into the domains following domains
1.Software domain
2.Digital domain
3.Analogue domain
True
False
1.Digital domain is made up of the following
1.Intergrated circuits
2.componets
3. Logic gates
4. Architecture
1.Applications
2.Operating system
3. Libraries
4. programming language
Transistor
1.Analog domain is made up of the following
1.Intergrated circuits
2.componets
3. Logic gates
4. Architecture
1.Applications
2.Operating system
3. Libraries
4. programming language
Transistor
match the following layer of abstraction in the software domain to its
description
-Applications
you write and use
you used to write software programs
Is a useful functions with a specific purpose
is used interface with the hardware
match the following layer of abstraction in the software domain to its
description
-Programming languages
you write and use
you used to write software programs
Is a useful functions with a specific purpose
is used interface with the hardware
match the following layer of abstraction in the software domain to its
description
- Operating systems
you write and use
you used to write software programs
Is a useful functions with a specific purpose
is used interface with the hardware
match the following layer of abstraction in the software domain to its
description
- Libraries
you write and use
you used to write software programs
Is a useful functions with a specific purpose
is used interface with the hardware
what is usability ?
Ease of use, the degree to which something is able or fit to be used
An exchange where one gives up one thing in order to get something else that one also wants
means programs written and used for specific purposes.
