Criado por Luke Callison-Bailey
quase 9 anos atrás
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Questão | Responda |
A computer system must be able to take a set of data inputs, process them and produce outputs. It does this using........ | Hardware and software |
Which is not an input device: Microphone Trackpad Mouse Modem Keyboard | Modem |
Which is not an output device: Touchscreen monitor Webcam Plotter Video Capture Hardware Projector | Video Capture Hardware |
Order these largest (top) to smallest: Byte Nibble Terabyte Megabyte Gigabyte Bit Kilobyte | Terabyte Gigabyte Megabyte Kilobyte Byte Nibble Bit |
What does bit stand for? | Binary Digit |
What is the main memory? | RAM |
What does ROM stand for? | Read Only Memory |
What does RAM stand for? | Random Access Memory |
Is RAM volatile? | Yes |
Is ROM volatile? | No |
What does ROM store? | BIOS and the OS |
What does BIOS stand for? | Basic Input Output System |
What does the computer need to boot up? | ROM |
What type of memory is used when the RAM runs out? | Virtual Memory |
Is virtual memory volatile? | Yes |
What does the RAM store? | Instructions for the CPU to process |
What does CPU stand for? | Central Processing Unit |
What type of memory is fastest for the CPU to reach? | Cache Memory |
What cycle does the CPU perform? | Fetch, Decode, Execute Cycle |
If a CPU has 2.4 GHz, how many processes per second can the CPU perform? | 2.4 Billion |
If a CPU has 5.6 MHz, how many processes per second can the CPU perform? | 5.6 Million |
If a CPU is quad core, how many processors are there? | 4 |
If a CPU is dual core, how many processors are there? | 2 |
What are the 4 categories of secondary storage? | Flash Cloud Optical Media Magnetic |
What 3 devices come under optical media? | CD DVD Blu-Ray |
What device comes under magnetic? | HDD |
What does HDD stand for? | Hard Disk Drive |
What 3 devices come under flash? | Flash drive SSD SD-Card |
What does SSD stand for? | Solid State Drive |
What does SD-Card stand for? | Secure Digital Card |
Where are you most likely to see SD-Cards being used? | Camera |
Where is data stored on cloud memory like Google Drive kept? | On a remote server |
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