11 DigiTech - ESQ - Soheil Meskini | Library

Instructions

Answer all the questions.

2

Emily is creating a film for a school project using a digital video camera and will transfer the videos to a computer for editing.

The computer 2GB of storage free.

Calculate the number of videos that could be stored on the computer if each video was 200MB in size. You must show your working.

2

A file size has a size of 72,000,000,000 bits.
Calculate the file size in megabytes and gigabytes. You must show your working.

2

Calculate how many bits there are in a file with a size of 20 megabytes.
You must show your working.

10

Match each statement with the correct image type.

	Bitmap	Vector
Made up of pixels
Take up more storage space and memory
Take up less storage space and memory
Made up of mathematically defined objects.
Dependent on resolution of printer or display device
Not dependent on resolution
Not scalable. Pixilation occurs when the image is over-enlarged
Scalable
Common use photographs and web pages
Use in Logos, web icons and engineering drawings.

6

St. Ignatius Catholic School are considering whether to move all of their data from the local server on site to a cloud-based service provider.

Discuss the issues the school should consider before making a decision.

1

What is meant by resolution?

2

Name two types of compression.

1

What data is in the form of sound waves?

1

What process is used to record analogue sound at regular intervals so it can be converted to digital?

6

These characteristics are used to decide what type of storage is best suited to a given purpose. Match up the characteristics to correct statement.

Draggable item		Corresponding Item
Cost		This refers to how expensive per byte it is.
Portability		This refers to how much space is available on the storage device.
Speed		This refers to how quickly the data can be read and transferred from the storage device.
Capacity		This refers to how easy is it to transport from one place to another.
Reliability		This refers to how resistant it is to external factors such as being dropped, scratched and how it responds to being in extreme conditions.
Durability		This refers to how much space is available on the storage device.

4

A large supermarket would like to improve the security of their data and have decided to use magnetic storage to backup all their data.

Explain TWO reasons why magnetic storage is the most suitable for backing up data.

5

	Optical	Magnetic	Solid-state
CD
USB Flash Drive
SD Card
Hard Drive
DVD

	Optical	Magnetic	Solid-state
CD
USB Flash Drive
SD Card
Hard Drive
DVD

11 DigiTech - ESQ

11 DigiTech - ESQ

Emily is creating a film for a school project using a digital video camera and will transfer the videos to a computer for editing.

The computer 2GB of storage free.

Calculate the number of videos that could be stored on the computer if each video was 200MB in size. You must show your working.

A file size has a size of 72,000,000,000 bits.
Calculate the file size in megabytes and gigabytes. You must show your working.

Calculate how many bits there are in a file with a size of 20 megabytes.
You must show your working.

Match each statement with the correct image type.

St. Ignatius Catholic School are considering whether to move all of their data from the local server on site to a cloud-based service provider.

Discuss the issues the school should consider before making a decision.

What is meant by resolution?

Name two types of compression.

What data is in the form of sound waves?

What process is used to record analogue sound at regular intervals so it can be converted to digital?

These characteristics are used to decide what type of storage is best suited to a given purpose. Match up the characteristics to correct statement.

A large supermarket would like to improve the security of their data and have decided to use magnetic storage to backup all their data.

Explain TWO reasons why magnetic storage is the most suitable for backing up data.

Identify the type secondary storage.

Emily is creating a film for a school project using a digital video camera and will transfer the videos to a computer for editing.

The computer 2GB of storage free.

Calculate the number of videos that could be stored on the computer if each video was 200MB in size. You must show your working.

A file size has a size of 72,000,000,000 bits.
Calculate the file size in megabytes and gigabytes. You must show your working.

Calculate how many bits there are in a file with a size of 20 megabytes.
You must show your working.

Match each statement with the correct image type.

St. Ignatius Catholic School are considering whether to move all of their data from the local server on site to a cloud-based service provider.

Discuss the issues the school should consider before making a decision.

What is meant by resolution?

Name two types of compression.

What data is in the form of sound waves?

What process is used to record analogue sound at regular intervals so it can be converted to digital?

These characteristics are used to decide what type of storage is best suited to a given purpose. Match up the characteristics to correct statement.

A large supermarket would like to improve the security of their data and have decided to use magnetic storage to backup all their data.

Explain TWO reasons why magnetic storage is the most suitable for backing up data.

Identify the type secondary storage.

11 DigiTech - ESQ

11 DigiTech - ESQ

Emily is creating a film for a school project using a digital video camera and will transfer the videos to a computer for editing.The computer 2GB of storage free.Calculate the number of videos that could be stored on the computer if each video was 200MB in size. You must show your working.

A file size has a size of 72,000,000,000 bits.Calculate the file size in megabytes and gigabytes. You must show your working.

Calculate how many bits there are in a file with a size of 20 megabytes. You must show your working.

Match each statement with the correct image type.

St. Ignatius Catholic School are considering whether to move all of their data from the local server on site to a cloud-based service provider.Discuss the issues the school should consider before making a decision.

What is meant by resolution?

Name two types of compression.

What data is in the form of sound waves?

What process is used to record analogue sound at regular intervals so it can be converted to digital?

These characteristics are used to decide what type of storage is best suited to a given purpose. Match up the characteristics to correct statement.

A large supermarket would like to improve the security of their data and have decided to use magnetic storage to backup all their data.Explain TWO reasons why magnetic storage is the most suitable for backing up data.

Identify the type secondary storage.

Emily is creating a film for a school project using a digital video camera and will transfer the videos to a computer for editing.The computer 2GB of storage free.Calculate the number of videos that could be stored on the computer if each video was 200MB in size. You must show your working.

A file size has a size of 72,000,000,000 bits.Calculate the file size in megabytes and gigabytes. You must show your working.

Calculate how many bits there are in a file with a size of 20 megabytes. You must show your working.

Match each statement with the correct image type.

St. Ignatius Catholic School are considering whether to move all of their data from the local server on site to a cloud-based service provider.Discuss the issues the school should consider before making a decision.

What is meant by resolution?

Name two types of compression.

What data is in the form of sound waves?

What process is used to record analogue sound at regular intervals so it can be converted to digital?

These characteristics are used to decide what type of storage is best suited to a given purpose. Match up the characteristics to correct statement.

A large supermarket would like to improve the security of their data and have decided to use magnetic storage to backup all their data.Explain TWO reasons why magnetic storage is the most suitable for backing up data.

Identify the type secondary storage.

Emily is creating a film for a school project using a digital video camera and will transfer the videos to a computer for editing.

The computer 2GB of storage free.

Calculate the number of videos that could be stored on the computer if each video was 200MB in size. You must show your working.

A file size has a size of 72,000,000,000 bits.
Calculate the file size in megabytes and gigabytes. You must show your working.

Calculate how many bits there are in a file with a size of 20 megabytes.
You must show your working.

St. Ignatius Catholic School are considering whether to move all of their data from the local server on site to a cloud-based service provider.

Discuss the issues the school should consider before making a decision.

A large supermarket would like to improve the security of their data and have decided to use magnetic storage to backup all their data.

Explain TWO reasons why magnetic storage is the most suitable for backing up data.

Emily is creating a film for a school project using a digital video camera and will transfer the videos to a computer for editing.

The computer 2GB of storage free.

Calculate the number of videos that could be stored on the computer if each video was 200MB in size. You must show your working.

A file size has a size of 72,000,000,000 bits.
Calculate the file size in megabytes and gigabytes. You must show your working.

Calculate how many bits there are in a file with a size of 20 megabytes.
You must show your working.

St. Ignatius Catholic School are considering whether to move all of their data from the local server on site to a cloud-based service provider.

Discuss the issues the school should consider before making a decision.

A large supermarket would like to improve the security of their data and have decided to use magnetic storage to backup all their data.

Explain TWO reasons why magnetic storage is the most suitable for backing up data.