Module 1 - Unit 1 - Using Computers

Question 1

What is a computer?

Answer 1

A system that manipulates data according to a set of instructions.

Question 2

What are the 3 elements of an IT system?

Answer 2

Processes, stores and transfers information.

Question 3

What is computer hardware?

Answer 3

Devices and components that make up a computer system.

Question 4

What is a laptop?

Answer 4

A computer that integrates display, system components, and input or output devices within a single, portable case.

Question 5

Define Original Equipment Manufacturers (OEM)

Answer 5

Manufacturers who produce equipment or components and are marketed by other companies. It can also mean companies who rebrand other manufacturer products and sell them.

Question 6

Internet of Things (IoT)

Answer 6

Types of thing that are embedded with processing and networking functionality.

Question 7

What role does a server plays?

Answer 7

Computers that provide services to other computers.

Question 8

What are the attributes of a server?

Answer 8

Reliable, powerful, redundancy and fault tolerant

Question 9

Home automation

Answer 9

House appliance or devices that are controlled over the Internet

Question 10

Unmanned Aerial Vehicles (UAV)

Answer 10

A rapidly developing sector that produces vehicles of sort that does not require a person to be inside to be controlled, ranges from full-size fixed wing aircraft to much smaller multi-rotor hover drones

Question 11

Medical devices

Answer 11

A class of devices where it can be controlled remotely by using electronics

Question 12

Gaming console

Answer 12

A computer that have powerful CPUs, graphic processors, Ethernet and WiFi.

Question 13

True or false? All types of computers use CPU and system memory

Answer 13

True.

Question 14

What type of computer is most likely to need peripheral devices?

Answer 14

Desktop computer.

Question 15

What type of computer is best suited for using a job where you have to make notes and be able to move around easily?

Answer 15

A tablet or smartphone or possibly a hybrid laptop/tablet.

Question 16

Why don’t laptops make good servers?

Answer 16

There is no room for expansion and you are paying for components and design you do not need.

Question 17

Why isn’t a smartphone a good tool for writing a report

Answer 17

Touchscreen or mini keyboards are not optimized for writing lots of text, though it is possible to attach them as peripheral devices

Question 18

What type(s) of IoT appliance are less likely to be controlled via a home automation hub?

Answer 18

Modern cars and medical devices are unlikely to interface via a hub. Home automation hubs link to kitchen and domestic appliances, streaming media players, and potentially security systems.

Question 19

How does a CPU interact with other computer components?

Answer 19

It retrieves instruction or data from the memory and processes it.

Question 20

What is the hardware that makes up computer components such as CPU and RAM?

Answer 20

Transistors.

Question 21

Define the four functions of a computer system (Hint: IOPS)

Answer 21

I) Input - receives user input
II) Output - sends processed data to users
III) Process - manipulates data based on instructions given
IV) Storage - store inputs and outputs

Question 22

What is a workstation?

Answer 22

A workstation is a type of PC housed in a case that can sit on or under a desk.