ICT Paper 1 Theory 2023

Circle two items which are internal hardware components.

• Linker

• Processor

• Actuator

• Keyboard

• Monitor

State two characteristics of RAM.

For each of the following uses of data capture, name one appropriate direct data entry device. The devices must be different in each case. (a) Contactless credit cards (b) Multiple choice answers in an examination paper (c) To scan items at a computerised till

A glasshouse is used to grow plants and is computer controlled. (a) Name three sensors which could be used in this glasshouse. 1 ................................................................................................................................................ 2 ................................................................................................................................................ 3 ................................................................................................................................................ (b) Give two reasons why data from the sensors need to be converted for use by a computer. 1 ................................................................................................................................................ ................................................................................................................................................... 2 ................................................................................................................................................ ...................................................................................................................................................

A smartphone has many uses, for example making and receiving telephone calls. Give four other uses of a smartphone. 1 ....................................................................................................................................................... .......................................................................................................................................................... 2 ....................................................................................................................................................... .......................................................................................................................................................... 3 ....................................................................................................................................................... .......................................................................................................................................................... 4 ....................................................................................................................................................... ..........................................................................................................................................................

A developer is writing a program to record the results of examinations taken by students in a school. (a) The program will be tested to make sure that it works. There are three types of test data that can be used to test a system: normal, abnormal and extreme. Explain what is meant by normal, abnormal and extreme test data. Normal ...................................................................................................................................... ................................................................................................................................................... Abnormal .................................................................................................................................. ................................................................................................................................................... Extreme .................................................................................................................................... ...................................................................................................................................................

The program collects a large amount of data and this could be stored using either a fixed solid-state drive (SSD) or cloud storage. The developer is planning to use cloud storage. (i) Describe four advantages to the school of using cloud storage rather than using the SSD. 1 ........................................................................................................................................ ........................................................................................................................................... 2 ........................................................................................................................................ ........................................................................................................................................... 3 ........................................................................................................................................ ........................................................................................................................................... 4 ........................................................................................................................................ ...........................................................................................................................................

The developer spends a great deal of time using a computer. For each of the statements given, identify a health problem and describe a possible solution. Your answers must be different in each case. Health problemPossible solution Using a mouse for a long period of time Sitting for too long in one position

A company has an extranet. Explain what is meant by an extranet.

A taxi company tracks the routes their cars have travelled and the current location of each one using a Global Positioning System (GPS). A map showing the route taken and current location of each car is displayed on the office monitor. Describe in detail how this system could work.