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WorksheetsLayers of computing systems
Total questions: 20
Worksheet time: 15mins
Select all which are hardware components of a computer system -
A keyboard
A program for editing images
A mouse
The operating system
A screen
Which of the following are programs?
Note: There may be more than one correct option. Select all that apply.
A word processor
An operating system
An image
The processor (CPU)
Select all which are software of a computing system -
A file containing an image
A browser (a program for surfing the web)
A wireless network adapter (a device for connecting wirelessly to other computers)
An astronomy program
What does a program consist of?
Note: Answer with a single word.
Provide two examples of operating systems.
What does a processor (CPU) do?
Note: There may be more than one correct option. Select all that apply.
Stores programs
Stores data
Executes programs
Executes data
Processes data
What does the main memory (RAM) do?
Note: There may be more than one correct option. Select all that apply.
Stores programs
Stores data
Executes programs
Executes data
Processes data
Provide two examples of storage devices.
What is stored in storage devices?
Note: There may be more than one correct option. Select all that apply.
Hardware components
Programs
Data
None of the above. The term ‘storage’ is misleading.
Input
Mouse
Output
Printer
Neither Input nor Output
Processor
Both input and output
Touchscreen
Input
Keyboard
Output
Speaker
Both input and output
Touchscreen
Neither input nor output
Power supply
You turn on your computer. As soon as it’s ready, you open a file containing a document and start editing it using a word processor.
If you take a snapshot of your system at that point, what will the processor (CPU) contain? Select items from the list below.
All the instructions contained in the word processing program
The instruction that is currently being carried out
Data for the instruction that is currently being carried out
You turn on your computer. As soon as it’s ready, you open a file containing a document and start editing it using a word processor.
If you take a snapshot of your system at that point, what will the main memory contain? Select items from the list below.
All the instructions contained in the operating system
All the instructions contained in the word processing program
All the documents saved on your computer
The instruction that is currently being carried out
You turn on your computer. As soon as it’s ready, you open a file containing a document and start editing it using a word processor.
If you take a snapshot of your system at that point, what will the storage contain? Select items from the list below.
All the instructions contained in the operating system
All the programs installed on your computer
The instruction that is currently being carried out
All the documents saved on your computer
What is the main task of a general-purpose computing system?
The main task is to execute programs.
There is no main task. It can perform any task prescribed by a program.
The main task depends on the system. Different systems may perform a different main task.
The main task depends on the user. Different users may need the system to perform a different main task.
Which of the following are logical operators?
Note: There is more than one correct option. Select all that apply.
+ (addition)
and (conjunction)
or (disjunction)
⨉ (multiplication)
> (comparison: greater than)
Which of the following is a logical operator.
not (negation or inversion)
mod (remainder)
or (disjunction)
⨉ (multiplication)
> (comparison: greater than)
If X is a logical statement, what sort of values can it have?
Any number
Any sentence that makes sense
Either true or false
Either ‘yes’, ‘no’, or ‘don’t know’
Is the sentence below true or false?
Complex components like the processor and the main memory can be created out of simple logic gates.
True
False
Is the sentence below true or false?
Creating a machine that can walk is not artificial intelligence because humans walk without thinking.
True
False
