IGCSE ICT flashcard

Front

Describe RAM

Back

RAM is volatile

Answer explanation

RAM is volatile, meaning it loses its data when power is turned off. This distinguishes it from non-volatile storage like ROM, which retains data. The other options are incorrect as they misrepresent RAM's function.

Front

How can Jamal convert printed photographs into a format suitable for email attachment?

Back

Scan the photographs

Answer explanation

To attach photographs to an email, Jamal should scan the photographs. Scanning converts them into digital format, making it easy to attach and send via email. The other options do not create a suitable digital format.

Front

Name two storage devices for keeping backup copies of photographs.

Back

DVD and flash drive

Answer explanation

The correct answer is 'DVD and flash drive' as both are reliable storage devices for backing up photographs. Memory sticks and CD ROMs are also options, but DVDs and flash drives offer larger capacities and better portability.

Front

What does GB (in ICT) stand for?

Back

GigaByte

Answer explanation

In ICT, GB stands for GigaByte, which is a unit of digital information storage equal to 1,024 Megabytes. The other options do not relate to information technology, making GigaByte the correct choice.

Front

Each item for sale in a supermarket has a bar code
Identify the item of data that must be stored in the bar code

Back

Item number

Answer explanation

The item number is essential for identifying products in a supermarket. It is encoded in the bar code, allowing for quick scanning and inventory management. Other options like 'item pen' and 'scanner' are not relevant data stored in the bar code.

Front

When an online order is received an automatic confirmation message is sent to the customer.
Name the method of communication used to send the confirmation.

Back

email

Answer explanation

The method of communication used to send the confirmation is 'email'. This is the most common and efficient way to notify customers about their online orders automatically.

Front

Describe the features of an intranet.

Back

LAN within the organisation

Answer explanation

An intranet is a LAN within the organization, providing a private network for internal communication and resource sharing, unlike an external internet or storage devices.

Front

Why should Laura keep backup copies of her photograph files?

Back

Someone may accidentally erase the data

Answer explanation

The advice to keep backup copies is important because someone may accidentally erase the data. This ensures that Laura can recover her photographs if they are lost or deleted unintentionally.

Front

 Some customers are concerned about using credit cards to pay online.
Identify a concern the customers may have. 

Back

Someone may hack the personal details of the customer

Answer explanation

Customers may worry that someone may hack their personal details when using credit cards online, leading to identity theft or unauthorized transactions. This concern highlights the importance of online security.

Front

Identify one hardware component that a workstation must have to allow access to the LAN.

Back

Network Interface card

Answer explanation

A workstation requires a Network Interface Card (NIC) to connect to a Local Area Network (LAN). The NIC enables communication over the network, making it essential for accessing LAN resources.