Year 9 Computer Science

Week beginning 20th July

This week's video seminar

Scroll down for this week's tasks.

Learning intentions

  • Understand how characters are represented in a computer

  • Understand how images are represented in a computer

  • Understand how sound is represented in computers

Total study time this week: 2 hours

Office hours

If you have any questions or need support, please join our drop-in Q&A session on Google Meet at the time shown below.

You can also email Mrs Smith at any time.

Tasks to be submitted by 4pm on Friday:

  • Your task is to complete the worksheet and either submit on google classroom or email to Mrs Smith

1.2 - Representing Characters; Images and Sound

  • Answer the questions on the google classroom question sheet you have been assigned and submit when complete OR on this worksheet and email to Mrs Smith as an attachment.

How to submit your work

Watch the 2-minute video below which explains how to submit your work on Google Classroom. Don't worry about the bit where it mentions photographing your work - that' s just an example for different types of activities.

Tasks from previous weeks

This week's video seminar

Scroll down for this week's tasks.

Learning intentions

  • Be able to add two binary numbers together

  • Understand how Binary Shifts work

  • Be able to Binary Shift left and right

Total study time this week: 2 hours

You can also email Mrs Smith at any time.

1.2 - Adding & Shifting Binary Numbers

    • Watch the video seminar

    • Watch the how to submit your work video

    • Log onto your google classroom (you would have received an invite and been assigned the work and files)

    • Watch the videos

  • Answer the questions on the google classroom question sheet you have been assigned and submit when complete OR on this worksheet and email to Mrs Smith as an attachment.

This week's video seminar

Scroll down for this week's tasks.

Learning intentions

  • Define the units bit, nibble, byte, kilobyte, megabyte, gigabyte, terabyte, petabyte.

  • Be able to estimate file sizes for different file types.

Total study time this week: 2 hours

You can also email Mrs Smith at any time.

1.2 - Units and Data Capacities

  • Answer the questions on the google classroom question sheet you have been assigned and submit when complete OR on this worksheet and email to Mrs Smith as an attachment.

This week's video seminar

Scroll down for this week's tasks.

Learning intentions

  • Be able to convert Denary-Binary & vice versa

  • Be able to convert Hexadecimal - Binary - Denary

  • Investigate conversion to Octal

Total study time this week: 2 hours

You can also email Mrs Smith at any time.

1.2 - Data Representation - Binary - Hexadecimal - Denary

  • Answer the questions on the google classroom question sheet you have been assigned and submit when complete OR on this worksheet and email to Mrs Smith as an attachment.

This week's video seminar

Scroll down for this week's tasks.

Learning intentions

  • Understand the need for Secondary Storage

  • Be able to describe the features of different storage types

  • Be able to identify suitable devices for different needs

Total study time this week: 2 hours

You can also email Mrs Smith at any time.

1.2 - Memory & Storage - Secondary Memory

  • Answer the questions on the google classroom question sheet you have been assigned and submit when complete OR on this worksheet and email to Mrs Smith as an attachment.

This week's video seminar

Scroll down for this week's tasks.

Learning intentions

  • Be able to identify different types of memory

  • Describe features of ROM & RAM

  • Understand the need for and the process of Virtual Memory

Total study time this week: 2 hours

1.2 - Memory & Storage - Primary Memory

This week's video seminar

If the video won't play in full screen, click "Watch on Loom".

Scroll down for this week's tasks.

Learning intentions

  • Be able to identify the meaning of common computer science acronyms.

  • Be able to describe what each acronym is for.

Total study time this week: 2 hours

Acronyms

Computer scientists like to refer to terms and items using acronyms.

acronym

noun

An abbreviation formed from the initial letters of other words and pronounced as a word (e.g. ASCII, NASA ).

Your task is to: -

  • Watch the video.

  • Complete this worksheet by

    • Writing the full title for the acronym

    • Describing what the acronym is (might be a piece of hardware, or software, or protocol, etc

1st June - video seminar

If the video won't play in full screen, click "Watch on Loom".

Scroll down for this week's tasks.

Learning intentions

  • To understand the purpose of a computers CPU

  • To be able to describe the components of the CPU & the function of each

  • To know what an embedded system is and be able to name some.

Total study time this week: 2 hours

Office hours

If you have any questions or need support, please join our drop-in Q&A session on Google Meet at the time shown below.

  • Teacher: Mrs Smith

  • Office hours: Tuesday 11am - 12noon (click to join)

You can also email Mrs Smith at any time.

Systems Architecture

Watch the videos and answer the questions on this question sheet. You can put your answers on the sheet directly or you can copy the questions and your answer on paper and take a picture of each page.