What is an advantage of Closed source software?

Get a license which can help legal problems., Degree of service will be provided.

How does the Operating System manage memory?:

By ensuring each process has enough memory to perform itsjob

What is a disadvantage of Closed Source software?

Software is normally published before it is ready.

Transfer of inactive pages from the physical memory.

What is a disadvantage of open source code?

Not all applications will have open source available., May not have as much support for bug fixes.

What is an operating system?

Low level software that supports basic functions

What is Segmentation?

Splitting hard disks into different drives.

Manages the amount of time processes have in the CPU.

What is applications software?

Software that aims to help the user in any way possible.

What does a file manager do?

Enables the user to do simple file manipulation

What do utilities do? :

Aims to support the computer's infrastructure in any way.

What is a device driver?

What controls a particular type of device attached to the PC

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Duplicate of Computer Science 1.2.1: The need for, Function and Purpose of Operating Systems

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A-level Computer Science Quiz on Module 1.2.1 of OCR exam board syllabus as of September 2015 #year12 #alevel #computerscience #ocr #121 #operatingsystems

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Questions 20

Answers

1
What is an advantage of Closed source software?
When purchasing software you only get a disc
Get a license which can help legal problems.
All of the above
Degree of service will be provided.
2
How does the Operating System manage memory?:
By ensuring each process has enough memory to perform itsjob
By ensuring each process is followed step by step.
By ensuring each process is prioritized in importance.
3
Antivirus, Spyware Protection and Firewalls are examples of:
Computer Security
System Maintenance
Disk Organisation
4
What is a disadvantage of Closed Source software?
The support is not as good.
Software is normally published before it is ready.
The warranty will expire if there are problems.
Upgrades do not happen very often.
5
An Example of Applications software is:
Word Processing
AntiVirus
All of the above
De-fragmentation.
6
Automatic updating, System Cleanup tools, System information and Diagnostics are examples of:
Computer Security
System Maintenance
Disk Organisation
7
What is paging?
Tricking the OS into thinking there is more available.
Splitting of hard disk drives.
The process of freeing up system memory.
Transfer of inactive pages from the physical memory.
8
What is a disadvantage of open source code?
Not all applications will have open source available.
All of the above.
May not have as much support for bug fixes.
It can only open a limited selection of documents.
9
What is an operating system?
High Level software that supports all functions.
Low Level software that supports all functions.
High Level software that supports basic functions
Low level software that supports basic functions
10
What is Segmentation?
Process of Transferring Memory.
Splitting hard disks into different drives.
Process of removing inactive pages to Virtual memory.
Manages the time on the CPU..
11
When the source code is available to everyone it is:
Open Source
Closed Source
12
Formatting, File transfer, Defragmentation are examples of:
Computer Security
System Maintenance
Disk Organisation
13
What is Scheduling?
What manages CPU memory allocation.
Manages the amount of time processes have in the CPU.
System Maintenance process
Type of disk organisation
14
What is applications software?
Software that aims to help the user in any way possible.
Software that helps the computer system to run.
Software that helps to protect the computer system.
15
What does a file manager do?
Enables the user to do complex file manipulation.
Enables the user to increase or decrease the size of files.
Enables the user to do simple file manipulation
Protect the files on the user's computer.
16
True or False: Virtual Memory is the expansion of Computer memory.
False
True
17
Which of the following applications software would you use for storing data?
Word Processing Software
Database Software
Spreadsheet Software
Presentation Software
18
System Software....
controls the hardware.
limited functionality & is used to maintain computer systems
handles real world jobs that users want to do.
19
What do utilities do? :
Aims to keep the user and the computer system connected.
Aim to help the user in any way.
Aims to support the computer's infrastructure in any way.
20
What is a device driver?
Controls all the peripherals attached to the PC.
What controls important system processes
What controls a particular type of device attached to the PC
All of the Above

Duplicate of Computer Science 1.2.1: The need for, Function and Purpose of Operating Systems Flashcards | StudBud