Exam code: 4IT1
Gail uses digital devices for work.
Gail’s laptop uses memory management.
Which one of these has the role of managing memory?
Applications
Control software
Operating system
Utilities
Explain the purpose of memory management.
There is often no fee required to use open source software.
Give two other characteristics of open source software
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Which one of these is the purpose of application software?
To carry out tasks for the user
To protect against malware
To secure the operating system
To spool print jobs
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Camille uses digital devices for work.
Camille’s laptop uses secondary storage.
Here is a diagram that shows secondary storage.
Four files (A, B, C and D) are stored on it. Each file is made up of several blocks (1, 2, 3, etc.)
Complete the diagram to show the state of the storage after running a defragmentation utility.
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Which one of these is a function of an operating system?
Convergence
Media access control
Memory management
Office productivity
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Camille shares family photographs online with friends.
Camille connects to a wireless access point to upload her photographs.
Explain one effect that compressing the data would have on data transfer.
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Camille designs controllers for a games console.
Defragmentation is a type of utility software.
State two other types of utility software.
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Joe uses a laptop to record audio.
State one operating system function used during audio recording.
Explain one benefit to Joe of using open‑source audio recording software
Explain two reasons why Joe updates software.
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A small charity records its income and spending each month. The manager wants to see how the charity's balance would change if its spending went up.
Which one of these types of software should the manager use?
Database
Presentation
Spreadsheet
Word processing
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A school office keeps the contact details of 900 students. The staff are deciding whether to keep these details in a word-processed document or in a database.
Explain one reason why database software is more suitable for this task.
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Ade runs a small cleaning business from home. Ade spends many hours each week on the paperwork for the business and wants to save time.
Explain two ways office-productivity tools could help Ade.
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State the purpose of web authoring software.
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Sami is building a website for a local library.
Explain one benefit to Sami of using web authoring software rather than typing HyperText Markup Language (HTML) code by hand.
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A sports club is creating a website with many pages. Visitors must be able to find information easily. Different volunteers will update the pages every week.
Explain two features of web authoring software that would help the club meet these needs.
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Kiran records a podcast and wants to edit the recording.
Give two features of sound editing software that Kiran could use.
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Tomi takes photographs with a digital camera. Tomi wants to put the photographs on a website.
Explain one way Tomi could use image editing software to prepare the photographs for the website.
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Which one of these is system software?
Image editing software
Operating system
Presentation software
Web authoring software
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A school yearbook team has a photograph of each of 120 students. The photographs were taken by different people with different cameras. The team wants the photographs to look consistent on each page.
Explain two features of image editing software the team could use.
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Give two features of presentation software.
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A teacher gives a talk to parents about a school trip abroad.
Explain one benefit of using presentation software for the talk rather than giving the parents printed handouts.
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A museum shows a presentation on a large screen in its entrance hall. Visitors arrive at different times during the day. No member of staff stands at the screen.
Explain two features of presentation software the museum could use for this display.
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Ade's smartphone has both system software and application software (apps) installed.
Explain why the smartphone needs system software for its apps to work.
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Nour keeps important school work on a laptop.
State the type of utility software that makes copies of files so that they can be recovered if the originals are lost.
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The doors of a shop open automatically when a person walks towards them. Control software decides when to open the doors.
State the type of input device that sends data about the person to the control software.
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A farm uses control software to water its crops.
Explain one benefit of using control software rather than a farm worker to do this.
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Tomi's laptop stores files on a magnetic hard disk drive (HDD). Over time, the laptop has become slower at opening large files.
Explain how a defragmentation utility can help the laptop open these files more quickly.
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The temperature in a greenhouse must stay between 20 °C and 25 °C. A heater and windows that open and close are managed by control software.
Describe how the control software keeps the temperature between 20 °C and 25 °C.
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Suri is a photographer. Suri stores thousands of large photographs on a laptop and sends some of them to customers by email.
Explain two types of utility software that would help Suri to manage these photographs.
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Which one of these features of project management software shows each task as a horizontal bar, so that its start date and length can be seen?
Critical path
Gantt chart
Milestone
Task dependency
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Several people in an office send documents to one printer at the same time.
State the operating system function that holds the documents in a queue until the printer is ready to print each one.
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A project manager uses project management software to plan a new office building.
Explain why the project manager needs to know which tasks are on the critical path.
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Five volunteers are organising an international food festival at their school. They work at different times and rarely meet in person.
Explain two ways project management software could help the volunteers work together.
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Rui's family shares one laptop. Each person saves their own files on it.
Describe how the operating system can stop one person from opening another person's files.
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Mina uses a laptop to edit a video. At the same time, music is playing and a web browser is open.
Explain two ways the operating system manages the laptop's resources so that all three programs can run.
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A company uses proprietary software to manage its accounts.
Give two characteristics of proprietary software.
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A small design business is choosing between proprietary software and open source software.
Explain one benefit to the business of choosing proprietary software.
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A secondary school needs new office-productivity software for its 800 computers. The school has a small budget and two technicians.
Discuss whether the school should choose open source software or proprietary software.
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Which one of these is a purpose of communication software?
To reduce the size of files so that they can be sent more quickly
To block unwanted data from entering a network
To hold documents in a queue before they are sent to a printer
To exchange messages and files between different computers or users
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An IT technician supports staff who work in several different offices.
Explain one benefit to the technician of using communication software that gives remote access to the staff members' computers.
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A message on Leila's laptop says that an update is ready for the image editing software.
Give two reasons why software is updated.
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Leon uses an old version of a web browser. The company that made it no longer releases updates for it.
Explain one risk to Leon of continuing to use this browser.
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Ayo runs a small online shop from a laptop. A large update for the laptop's operating system is ready to install.
Explain two risks to Ayo's data or laptop of installing this update.
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Priya is a music teacher. Priya's students live in several different countries.
Explain two ways that communication software could help Priya to teach these students.
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