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142 Cards in this Set
- Front
- Back
- 3rd side (hint)
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What is a computer? |
- accepts input -processes data -stores data -produces output |
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What are the types of computer? |
-Personal computer -(notebook) -Hand-held computer -PDAs (Personal Digital Assistants) -Mainframes -Supercomputers |
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These are used for general computing. |
Personal computer |
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Give me the examples of personal computer. |
Desktop, notebook, tablets |
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They are lightweight, small and portable |
Notebook/ laptop computer |
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They fit in the palm of your hand and run on batteries |
Hand-held computers |
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Give me some examples of hand-held computers. |
-PDAs (Personal Digital Assistance) -MP3 players -cell phones |
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Used to maintain an electronic appointment book, address book, calculator and notepad |
PDAs (Personal Digital Assistance) |
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Used by companies to provide centralized storage, processing and management for large amount of data |
Mainframes |
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Largest and fastest computer. Can process enormous volume of data. |
Supercomputers |
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Has a keyboard for input, monitor for output. Processes little or no data. |
Terminal |
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Imitate terminal, allows to communicate with a mainframe or superframe |
Terminal emulator |
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What are the components of a computer system? |
-Hardware -Software |
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What are the physical component of a computer system? |
Hardware |
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What are the programs or lists of instructions in the computer system? |
Software |
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What is the design of the computer? |
Architecture/ configuration |
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What are the technical details of a computer system? |
Specifications |
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Words, numbers, figures, sounds and graphics that describe people, events and ideas |
Data |
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Manipulation/ modification of data into a more useful form |
Processing |
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•where the processing takes place? •main electronic component of a computer? •contains the CPU |
Motherboard |
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Data you type into the computer |
Input |
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Result of processing the input |
Output |
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It accomplishes input, output, and storage functions |
Peripheral devices |
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A silicon chip designed to manipulate data. |
Microprocessor |
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Microprocessor's speed is determined by: |
•Clock speed •Word size •Processor type |
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Examples of input devices: |
-Keyboard -Mouse -Trackball -Touch pad -Pointing stick -Scanner -Microphones |
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For the people who cannot use their arms or hands instead can use their foot, eyes, head to control the pointer |
Assistive devices |
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Give me some examples of output devices |
-Monitors -Printers - |
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What are the types of monitor? |
-CRT monitor -flat panel monitor |
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What are the factors that influence a monitor's quality? |
-screen size -resolution -dot pitch |
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What are the types of printer? |
-Laser -Dot Matrix -inkjet |
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Data processing is also called |
Information processing |
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Named collection of stored data |
Computer file |
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Contains the instruction that tell a computer how to perform a task |
Executable file |
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Created by a user usually with software |
Data file |
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Computers interpret every signal as |
On and off |
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1 (on), 0 (off) are referred as |
Bits |
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Eight bits is equals to a |
Byte |
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KB (kilobyte) MB (megabyte) GB (gigabyte) TB (terabyte) |
-one thousand -one million -one billion -one trillion |
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Each ASCII number represents what? |
English character |
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Computers that run the Windows operating system use the set of? |
Extended ASCII definitions |
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Extended ASCII definitions is defined by? |
American National Standards Institute (ANSI) |
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Set of storage locations on the motherboard |
Computer memory |
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What are the five types of memory? |
1. Random Access Memory (RAM) 2. Cache memory 3. Virtual memory 4. Read-only memory 5. Complementary metal oxide semiconductor memory (CMOS) |
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Temporary memory thats changing while the computer's on. |
Random Access Memory (RAM) |
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RAM is also called? |
-Volatile or temporary memory |
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RAM is also called? |
-Volatile or temporary memory |
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Special high-speed memory chip on the motherboard or CPU |
Cache memory |
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RAM is also called? |
-Volatile or temporary memory |
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Special high-speed memory chip on the motherboard or CPU |
Cache memory |
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Stores frequently and recently accessed data and commands |
Cache memory |
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RAM is also called? |
-Volatile or temporary memory |
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Special high-speed memory chip on the motherboard or CPU |
Cache memory |
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Stores frequently and recently accessed data and commands |
Cache memory |
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An extra memory that simulates RAM if needed |
Virtual memory |
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RAM is also called? |
-Volatile or temporary memory |
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Special high-speed memory chip on the motherboard or CPU |
Cache memory |
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Stores frequently and recently accessed data and commands |
Cache memory |
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An extra memory that simulates RAM if needed |
Virtual memory |
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Permanent storage location for a set of instructions the computer uses |
Read-only memory (ROM) |
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RAM is also called? |
-Volatile or temporary memory |
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Special high-speed memory chip on the motherboard or CPU |
Cache memory |
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Stores frequently and recently accessed data and commands |
Cache memory |
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An extra memory that simulates RAM if needed |
Virtual memory |
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Permanent storage location for a set of instructions the computer uses |
Read-only memory (ROM) |
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semi-permanent information about where essential software is stored |
CMOS (complementary metal oxide semiconductor memory) |
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RAM is also called? |
-Volatile or temporary memory |
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Special high-speed memory chip on the motherboard or CPU |
Cache memory |
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Stores frequently and recently accessed data and commands |
Cache memory |
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An extra memory that simulates RAM if needed |
Virtual memory |
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Permanent storage location for a set of instructions the computer uses |
Read-only memory (ROM) |
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semi-permanent information about where essential software is stored |
CMOS (complementary metal oxide semiconductor memory) |
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Store data as magnetized particles on mylar, which is then coated on both sides with a magnetic oxide coating |
Magnetic storage devices |
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RAM is also called? |
-Volatile or temporary memory |
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Special high-speed memory chip on the motherboard or CPU |
Cache memory |
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Stores frequently and recently accessed data and commands |
Cache memory |
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An extra memory that simulates RAM if needed |
Virtual memory |
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Permanent storage location for a set of instructions the computer uses |
Read-only memory (ROM) |
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semi-permanent information about where essential software is stored |
CMOS (complementary metal oxide semiconductor memory) |
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Store data as magnetized particles on mylar, which is then coated on both sides with a magnetic oxide coating |
Magnetic storage devices |
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What're the common magnetic storage devices? |
-hard disks -tape -floppy disks |
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RAM is also called? |
-Volatile or temporary memory |
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Special high-speed memory chip on the motherboard or CPU |
Cache memory |
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Stores frequently and recently accessed data and commands |
Cache memory |
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An extra memory that simulates RAM if needed |
Virtual memory |
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Permanent storage location for a set of instructions the computer uses |
Read-only memory (ROM) |
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semi-permanent information about where essential software is stored |
CMOS (complementary metal oxide semiconductor memory) |
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Store data as magnetized particles on mylar, which is then coated on both sides with a magnetic oxide coating |
Magnetic storage devices |
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What're the common magnetic storage devices? |
-hard disks -tape -floppy disks |
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Several magnetic oxide covered metal platters usually sealed in a case inside the computer |
Hard disks |
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RAM is also called? |
-Volatile or temporary memory |
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Special high-speed memory chip on the motherboard or CPU |
Cache memory |
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Stores frequently and recently accessed data and commands |
Cache memory |
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An extra memory that simulates RAM if needed |
Virtual memory |
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Permanent storage location for a set of instructions the computer uses |
Read-only memory (ROM) |
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semi-permanent information about where essential software is stored |
CMOS (complementary metal oxide semiconductor memory) |
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Store data as magnetized particles on mylar, which is then coated on both sides with a magnetic oxide coating |
Magnetic storage devices |
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What're the common magnetic storage devices? |
-hard disks -tape -floppy disks |
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Several magnetic oxide covered metal platters usually sealed in a case inside the computer |
Hard disks |
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Inexpensive, slow, archival storage for large companies who need to back up large quantities of data |
Tape |
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Flat circles of magnetic oxide-coated mylar enclosed in a hard plastic |
Floppy disk |
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Flat circles of magnetic oxide-coated mylar enclosed in a hard plastic |
Floppy disk |
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polycarbonated disc coated with a reflective metal on which data is recorded through laser technology |
Optical storage data |
Laser |
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Flat circles of magnetic oxide-coated mylar enclosed in a hard plastic |
Floppy disk |
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polycarbonated disc coated with a reflective metal on which data is recorded through laser technology |
Optical storage data |
Laser |
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What are the types of optical storage device? |
1. CD 2. DVD |
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Flat circles of magnetic oxide-coated mylar enclosed in a hard plastic |
Floppy disk |
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polycarbonated disc coated with a reflective metal on which data is recorded through laser technology |
Optical storage data |
Laser |
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What are the types of optical storage device? |
1. CD 2. DVD |
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Can store 700 MB |
CD |
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Flat circles of magnetic oxide-coated mylar enclosed in a hard plastic |
Floppy disk |
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polycarbonated disc coated with a reflective metal on which data is recorded through laser technology |
Optical storage data |
Laser |
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What are the types of optical storage device? |
1. CD 2. DVD |
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Can store 700 MB |
CD |
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Can store 4.7-15.9 GB of data |
DVD |
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What are the types of optical storage device? |
1. CD 2. DVD 3. Blu-ray disc and HD-DVD |
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What are the types of optical storage device? |
1. CD 2. DVD 3. Blu-ray disc and HD-DVD |
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Similar to ROM except that it can be written more than one |
Flash memory |
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What are the types of optical storage device? |
1. CD 2. DVD 3. Blu-ray disc and HD-DVD |
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Similar to ROM except that it can be written more than one |
Flash memory |
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Portable cards that can be written and rewritten |
Flash memory card |
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What are the types of optical storage device? |
1. CD 2. DVD 3. Blu-ray disc and HD-DVD |
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Similar to ROM except that it can be written more than one |
Flash memory |
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Portable cards that can be written and rewritten |
Flash memory card |
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Popular type of flash memory. 32 MB-16 GB |
Usb |
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What are the types of optical storage device? |
1. CD 2. DVD 3. Blu-ray disc and HD-DVD |
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Similar to ROM except that it can be written more than one |
Flash memory |
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Portable cards that can be written and rewritten |
Flash memory card |
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Popular type of flash memory. 32 MB-16 GB |
Usb |
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Read-only access |
CD-ROM |
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What are the types of optical storage device? |
1. CD 2. DVD 3. Blu-ray disc and HD-DVD |
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Similar to ROM except that it can be written more than one |
Flash memory |
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Portable cards that can be written and rewritten |
Flash memory card |
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Popular type of flash memory. 32 MB-16 GB |
Usb |
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Read-only access |
CD-ROM |
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Record data in a cd-r disk |
CD-R Drive |
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Write, access and modify in a CD-R disk |
CD-RW drive |
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Write, access and modify in a CD-R disk |
CD-RW drive |
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Recordable dvds |
DVD-R and DVD+R |
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Prevents unauthorized damage or use of PC |
Security |
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Bits is a shortcut for? |
Binary digits |
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Nibble |
4 bits |
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