What are the physical parts of a computer called, Hardware, What is another name for the processor, Central Processing Unit, What does CPU stand for, Central Processing Unit, What acts like the brain of a computer, Processor, What stores instructions and information on a computer, Memory, Which type of memory stores data currently in use, RAM, What does RAM stand for, Random Access Memory, Why is RAM called short term memory, Clears when power is off, What provides long term memory, Storage device, What is the main internal storage area called, Hard disk, What do storage devices store, Data, Which storage device is inside a computer, Internal hard disk, Which storage device is outside a computer, External hard disk, What is a drive shared on a network, Network drive, What is CD-ROM mainly used to store, Audio data and images, What is DVD mainly used to store, Video audio and data, What stores up to five times more than DVDs, Blu-ray Disc, Which portable device stores all file types, USB flash drive, Which storage device is used in cameras, Memory card, What is storage over the Internet called, Online file storage, What is the most basic unit of measurement, Bit, How many bits are in one byte, 8 bits, How many bytes are in one kilobyte, 1024 bytes, How many kilobytes are in one megabyte, 1024 KB, How many megabytes are in one gigabyte, 1024 MB, How many gigabytes are in one terabyte, 1024 GB, What three factors mainly affect computer performance, Processor RAM and storage, What unit measures processor speed, Hertz, Which is faster 2.5 GHz or 1.6 GHz, 2.5 GHz, What does increasing RAM allow, More apps at once, What is software, Instructions for a computer, What are two main software categories, Operating system and application, What does an operating system control, Computer tasks and hardware, Name one example of an operating system, Windows, What user interface do operating systems have, Desktop, What does application software allow users to do, Perform specific tasks, Which software type includes word processing, Office productivity, Which software type includes Gmail, Communications, Which software type includes Facebook, Social networking, Which software type includes YouTube, Media, Which software type includes Picasa, Design, Which software type is used on smartphones, Mobile applications, What health problem can poor computer use cause, Eye strain, What injury can affect hands and wrists, Repetitive strain injury, How can you reduce eye strain, Take regular breaks, How should lighting be set when using computers, Adequately and correctly positioned, What should be positioned correctly for posture, Computer desk and seat, What should be recycled responsibly, Hardware batteries cartridges paper, What should you do with devices not in use, Turn them off, What does sleep mode do, Uses less electricity, How can monitor energy use be reduced, Decrease backlighting, What should a good password include, Mixed cases letters and numbers, How long should a password be at minimum, At least six characters, Should passwords be shared or written down, No, How often should passwords be changed, Regularly, What does a firewall protect against, Unauthorised data transmission, What is malware, Malicious software, Which malware infects computer files, Virus, Which malware self replicates to other computers, Worm, Which malware pretends to be an application, Trojan, Which malware collects user habit information, Spyware, How can malware spread from email, Through attachments, What should you download from, Reliable sources, What software detects viruses, Anti-virus software, Why should anti-virus software be updated, Detect new viruses, Why should applications and operating systems be updated, Fix known bugs, What is a backup, Identical copy of data, Where should backups be kept, Another device or online, Why keep backup copies in another location, Protection from fire or theft, How often should backups be made, Every day or week

Computer Concepts 4

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