Computer Science - 4CP0 PearsonEdexcel

Software

Bayani Gaba-gaba

Switch on a laptop and, before a single icon appears, thousands of instructions have already run. Something has to load the display, find the storage drive, hand control to the user interface and keep every later request in order. That something is the operating system, and it is only one member of a much larger family of software that keeps a computer usable, tidy and safe.

This lesson sorts software into system software and application software, opens up what an operating system actually manages day to day, tours the utility programs that repair and protect a machine, and looks at how software can stand in for the real world through simulation and modelling.

Manufura

  1. Know what an operating system is and how it manages files, processes, hardware and the user interface
  2. Understand the purpose and functions of utility software (managing, repairing and converting files; compression; defragmentation; backing up; anti-malware)
  3. Understand how software can be used to simulate and model aspects of the real world
  4. Understand what is meant by system software and application software

Taswirar tunani

An zana wannan batu don ka ga yadda ra'ayoyi ke hadewa.

Bude taswirar tunani a cikin manhaja

Katunan tunawa

Gwaji mai sauri kan abin da ake jarraba a wannan batu.

Yi atisayen wadannan katuna a cikin manhaja

Takardar Darasi

Every program running on a computer belongs to one of two families. System software runs in the background so the computer works at all: it manages hardware, files and other programs, and the user rarely interacts with it directly. Application software is what the user opens deliberately to get a job done: a word processor, a browser, a game. The operating system and utility programs described in this lesson are both system software; a spreadsheet or a photo editor is application software.

Cikakken Bayanin Darasi Yana Kan Manhajar Green Bridge

Sami manhajar Green Bridge CBT a wayarka ko kwamfutarka domin cikakken laburaren IGCSE: takardun jarrabawar baya, tsarin kimantawa, taswirar tunani, katunan karatu da darussan sauti.

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Nazarin Darasi

Barka da kammala darasi akan Software. Yanzu da kuka bincika mahimman raayoyi da raayoyi, lokaci yayi da zaku gwada ilimin ku. Wannan sashe yana ba da ayyuka iri-iri Tambayoyin da aka tsara don ƙarfafa fahimtar ku da kuma taimaka muku auna fahimtar ku game da kayan.

Za ka gamu da haɗe-haɗen nau'ikan tambayoyi, ciki har da tambayoyin zaɓi da yawa, tambayoyin gajeren amsa, da tambayoyin rubutu. Kowace tambaya an ƙirƙira ta da kyau don auna fannoni daban-daban na iliminka da ƙwarewar tunani mai zurfi.

Yi wannan ɓangaren na kimantawa a matsayin wata dama don ƙarfafa fahimtarka kan batun kuma don gano duk wani yanki da kake buƙatar ƙarin karatu. Kada ka yanke ƙauna da duk wani ƙalubale da ka fuskanta; maimakon haka, ka kallesu a matsayin damar haɓaka da ingantawa.

  1. Which of the following is an example of application software? A) Operating system B) Disk defragmenter C) Spreadsheet package D) Anti-malware scanner Answer: C
  2. Which operating system function decides which process runs on the processor at any given moment? A) File management B) Process management C) User interface management D) Hardware management Answer: B
  3. A user wants to reduce the size of a folder of photos before emailing them. Which type of utility should they use? A) Defragmentation utility B) Compression utility C) Backup utility D) Anti-malware utility Answer: B
  4. What is the main purpose of a defragmentation utility? A) To remove viruses from a computer B) To reduce file size for storage C) To reorganise scattered file pieces into continuous blocks D) To copy files to separate storage for safekeeping Answer: C
  5. A firm uses software to test how a new product design would behave under stress, without building a physical prototype. This is an example of: A) Utility software B) Simulation software C) System software D) An operating system Answer: B

Yi aikin wadannan tambayoyi a cikin manhaja

Yi aikin wadannan tambayoyi a cikin manhaja

Yi Aikin Tambayoyin Gwaji

Kana son yin aikin tambayoyin gwaji kan Software? Sauke manhajar Green Bridge CBT don samun tambayoyin gwaji da cikakkun jarrabawa akan wannan batu.

Sauke Manhajar Daga Google Playstore

Duk abin da kake buƙata don yin fice a JAMB, WAEC & NECO.

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