6/ Utility,Application Sofware

• What is the purpose of utility software?

  It keeps computers running efficiently.
• What is an example of disk clean-up software?

  It removes unnecessary files such as temp files and recycle bin contents.
• How does defragmentation improve computer performance?

  It organizes scattered files on a hard disk to speed up reading and writing.
• What is the purpose of compression software?

  It reduces file size for easier storage or sharing.
• What is the function of firewalls?

  They protect from unauthorized access.
• What is the primary function of antivirus software?

  It prevents and removes viruses and malware.
• What is the purpose of application software?

  It helps users complete tasks on their computers or smartphones.
• What are examples of PC applications?


  Word processing, video editing, email, and games.
• What are examples of smartphone applications?


  Messages, email, photo editor, camera, and games.
• What is the function of disk clean-up software?

  It frees up space by removing temporary and unnecessary files.
• When should you use disk clean-up software?

  When the computer is running slow or needs more storage space.
• What is the function of defragmentation software?

  It organizes scattered file parts on a hard disk so they load faster.
• Why do SSDs not need defragmentation?

  They access data differently from traditional hard drives.
• What are the advantages of compression software?

  Smaller files download faster, take up less storage, and allow for easier streaming.
• What is open source software?

  Free software where users can modify the code.
• What are examples of open source software?

  Linux, Firefox, and OpenOffice.
• What is proprietary software?

  Paid software owned by a company with restricted modification rights.
• What are the advantages of proprietary software?

  Regular updates and support from the company.
• What are the drawbacks of proprietary software?

  It can be expensive and may lock users into using only that software.
• What are common file formats and their extensions?

  • .doc = Word document
  • .jpg = Image (JPEG)
  • .pdf = Portable Document Format
  • .mp4 = Video file
  • .exe = Executable file (runs programs)