UNIT R001: Understanding Computer Systems

What does and computer do?

How good is this Computer? Type Desktop PC Operating system Windows 8 Processor Intel® Core™ i3-3240 Processor (3.40 GHz, 3 MB cache) Storage 2 TB HDD, 7200 rpm PERFORMANCE RAM 8 GB DDR3 (16 GB maximum installable RAM) Graphics card AMD Radeon HD 6670 Graphics card memory 2 GB DDR3 Motherboard Customised ECS H61H2-MV CONNECTIVTY Wireless Ralink 802.11 b/g/n 150 Mbps USB dongle Ethernet Gigabit Ethernet (10/100/1000) USB USB 2.0 x 6 Video interface - HDMI x 1 - DVI-I Dual Link x 1 - VGA x 1 Audio interface - 3.5 mm jack x 3 (rear) - 3.5 mm jack x 1 (front) - 3.5 mm jack x 1 (headphones) MEDIA Optical drive DVD/RW Optical drive speeds - Read: CD-ROM 48x, CD-RW 40x, DVD-ROM (single layer) 16x, DVD-ROM (dual layer) 12x, DVD+R/-R 16x, DVD+RW/-RW/+R9/-R9 12x, DVD RAM 12x - Write: CD-R 48x, CD-RW 24x, DVD+R 16x, DVD+R9 8x, DVD+RW 8x, DVD-R 16x, DVD-R9 8x, DVD-RW 6x, DVD-RAM 6x Memory card reader Multifunction memory card reader (optional) Expansion card slot PCIe 2.0 x 1 SOUND Sound Integrated Realtek ALC662 High Definition audio GENERAL Colour Black Accessories included - Power cable - Wireless keyboard & dongle - Wireless mouse & dongle - Welcome pack - Quick start guide Manufacturer’s guarantee 1 year FEATURES Keyboard Full size wireless multimedia keyboard Mouse / trackpad Wireless mouse

Learning Outcomes Know what a computer is Know their features and purposes of common Compting Devices Be able to Identify various Input and Output devices and explain there use Wednesday, 07 November 2018

What is a Computer? 9045 /65 +78.5 * 165 What a computer is? Try some of these exercises: Take yourTie off Use a Calculator to work out this sum 9045 /65 +78.5 * 165 Ask your friend what their favourite song at the moment is What did you have for tea last night? Finding the film times Can you see a pattern? What a computer is?

Can you think of other everyday examples? A Computer is Input Process Output Can you think of other everyday examples?

Examples

What are Inputs and Outputs? Inputs: Find a picture of three different inputs DO NOT USE THE WORD INPUT IN YOUR SEARCH Outputs: Find a picture of three different outputs DO NOT USE THE WORD INPUT IN YOUR SEARCH Know Inputs and Outputs

What are Inputs and Outputs? Inputs: Data or the device that is used to enter data or instructions into the computer A device that is used to control the computer Outputs: A device that outputs data from a computer Know Inputs and Outputs

Examples Kahoot quiz Think of an object when I Call Input or Output then move to that side of the room - tell the person next to you – do they agree Students go to either side of the room

Peripherals

Peripherals

Some that you may not have heard of? Some Inputs you may not know: sensors, pads, specialist keyboards, touch pad, microphones, remote controls, scanners, readers for barcodes, magnetic stripes chip and pin, MIDI instruments Some outputs: plotters, actuators Know various types of Inputs / Outputs

Make a simple animation of film about input output and process www.dvolver.com

What have you learnt today? Plenary “Share with your table one new thing you have learnt today” Log onto Socrative and complete the Learning questions What have you learnt today?