Flashcards
Computer Science terms
Flashcards do conjunto (39)
- 1VariableA value stored in memory that can change.
- 2SequenceThe order in which the code runs.
- 3SelectionA program's decision to run code based on meeting certain conditions.
- 4StringCollection of letters, numbers and symbols
- 5integerwhole number
- 6booleantrue/false
- 7charsingle number, letter or symbol
- 8real/floatdecimal
- 9castingconverting one data type into another
- 10=assign a value
- 11==compare a value
- 12arraya series of memory locations for storing the same type of data
- 13Logic ErrorWhere the code runs but not as expected.
- 14Run-Time ErrorAn error that occurs whilst the program, is running.
- 15Syntax ErrorErrors which break the grammatical rules of the programming language and stop it from being run.
- 16iterationrepeating steps over and over again
- 17Count controlled looprepeating code for a set amount of times
- 18condition controlled looprepeats code whilst a condition is being met
- 19constanta value stored in memory that does not change whilst the program is running.
- 20NetworkTwo or more devices connected together in order to communicate and share resources.
- 21Nodea device connected to a network
- 22packeta chunk of data that forms part of a message
- 23hardwarethe physical parts of a network
- 24Local area networka network that covers a single building or small site.
- 25Wide area networka network that covers a large geographical area at least one mile.
- 26Router/WAP/Switch/Hub/NIC Definitions
- 27Mac address
- 28IP Address
- 29protocol
- 30client server
- 31peer to peer
- 32Topology
- 33Network performance
- 34What does ASCII stand for?American Standard Code for Information
Interchange - 35What is a character set?All the characters which are
represented/recognised by a computer - 36How many bits does standard ASCII use? How many characters does it use?7 bits
128 characters - 37How many bits does extended ASCII use? How many characters does it use?8 bits
256 characters - 38How many bits does Unicode use? How many characters does it use?16 bits
Over 65,000 characters - 39What languages can they all use? (Standard and Extended ASCII and Unicode)Standard ASCII - English
Extended - English with accents as well.
Unicode - all languages and symbols
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- FlashCards sobre Computer Science terms, criado por Daniel Hazelwood em 11-11-2020.
- Criado por
- Daniel Hazelwood
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