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WorksheetsSoftware PQ
Total questions: 10
Worksheet time: 10mins
(a) software provides the services that the computer
requires.
The computer in the ticket machine has an operating system.
One function of the operating system is to provide an interface for the user.
State other functions of the operating system.
• Multitasking
• Input and output control
• Running software
• Handling interrupts
• Providing security
• Managing user accounts
• Memory management
• Processor management
• File management
None of them
(a) software is run on the operating system.
Software is installed on a computer to manage files, memory and multitasking.
State the name of the software that can do these tasks
(a)
The ........................................................................ system is run on the firmware, which is run on
the ........................................................................
(a)
Give one task that the software allows the user to do to manage files.
(a)
A signal is sent within the computer to allow multitasking to occur.
State the name of this type of signal.
(a)
Padma opens an application on her computer.
An interrupt is generated to inform the Central Processing Unit (CPU) that the application has
been opened.
Give ALL other examples of when an interrupt signal could be generated.
A printer has a paper jam
A printer runs out of paper
When switching from one application to another
Switching off computer
State what would happen if interrupt signals were not used in a computer.
The computer would only start a new task when it had finished processing the current task
Computer will not be able to multitask
Errors may not be dealt with
Computer would become impossible to use
Identify device that make use of interrupts
(a)
