4. Output device
Monitor :
Displays the PowerPoint slides
during creation delivery.
Projector :
Projects the presentation onto
large screens for an audience.
Printer :
Prints hard copies of
slides or handouts.
5. Speakers :
Plays audio
embedded in presentations.
Interactive whiteboard :
Displays and
allows interaction with PowerPoint
content.
6. Input device
Keyboard : Used to type and edit text on
slides.
Mouse : For selecting, dragging, and
dropping content in slides.
Touchscreen : Allows tapping, swiping, and
zooming on touch-enabled devices.
Microphone : Records audio for voice-overs
and narrations.
7. Graphics tablet : Allows
drawing or annotations
directly on slides.
Scanner : Scans physical
documents or images to
add to presentations.
Remote control(presenter) :
Navigates slides during a
presentation.
8. Storage device
Hard drive : Stores PowerPoint files
on the computer for later access.
USB flash drive : Portable device for
transferring presentations between
computers.
External hard drive : High-capacity
portable storage for backups and
large presentations.
9. Cloud Storage (e.g., OneDrive,
Google Drive) : Access
PowerPoint files from anywhere
and collaborate with others.
Memory Cards (SD cards) : Used
to store presentations for mobile
devices.
CDs/DVDs: Traditional method
for storing and sharing
presentations.
10. Primary storage
Random Access Memory (RAM) :
This is the main form of primary
storage. It temporarily stores data that is actively
used by applications and the operating system. RAM
is fast, but it loses its data when the computer is
turned off.
Read-Only Memory (ROM) :
This is non-volatile memory, which means it
retains its contents even when the computer is turned
off. ROM typically contains the system's firmware or
BIOS, which are essential for booting the computer.
11. Secondary storage
Hard Disk Drive (HDD) and
Solid-State Drive (SSD) :
Permanent storage for saving
PowerPoint files long-term.
USB Flash Drive/External Hard
Drive:
Portable options for
storing or backing up
presentations.
12. Cloud Storage:
Enables remote access
and sharing of PowerPoint
files across devices.
Network Attached Storage
(NAS) :
Centralized storage
for sharing
presentations across
multiple users in an office
network.
13. Difference between primary and secondary storage
Feature Primary storage Secondary storage
Speed Vary fast Slower
Volatility Volatile Non-volatile
Capacity Smaller (GBs) Larger (GBs to TBs)
Cost More expensive e per GB Cheaper per GB
Access Direct access by CPU for
immediate use
Indirect, data must be loaded into
RAM for use
Examples RAM, Cache memory HDD, SSD, USB devices, Optical
discs
Purpose Temporary storage for active tasks Permanent or long-term data
storage