Computer Science 9

Network card – a device inserted into the expansion slots of the motherboard to allow computers in the same general area to communicate with one another.
line comment – a comment that spans a single line or part of a line (//)
Unary – Can be used to make a number variable + or –
A long program is composed of thousands of individual ________, and it is ________ and __________ to look up the numeric codes for all commands and manually places the codes into memory. – Commands; tedious; error-prone
hub – in networking, a switch that sends data to the stations to which it is attached
Object – instance of class, memory has been allocated, it exists inside of computer memory with an identity
Client/Server Network – Network in which one or more computers act as a server, and the other computers on the network request services from the server
Worm: – a computer virus that makes many copies of itself resulting in the consumption of system resources, thus slowing down or actually halting tasks.
Data Types – string, int, double, char, boolean
What are examples of General purpose applications? – Word-processing & Spreadsheet Programs
The method below is designed to return the smaller of two Comparable objects received as arguments. Assume that the objects are instances of the same class. Select the correct expression to complete the method.public static Comparable smaller(Comparable value1, Comparable value2){ if (_________________________ ) return value1; else return value2);}
Integrity – the quality of a piece of data having complete or whole structure.
A-D converter – Analog-digital converter; "digitizer"
Data Protection Act – Information must be accurate and up to date' is from which Act?
– A data compression ratio of 5 : 2 means 5000 KB before 2000 KB after. Calculate a 3000 KB file with 16 : 1 ratio.
interrupt handler – a special numerical code that prioritizes requests from various devices. These requests then are placed in the interrupt table in the computers primary memory
The methоd belоw is designed tо return the smаller of two Compаrаble objects received as arguments. Assume that the objects are instances of the same class. Select the correct expression to complete the method.public static Comparable smaller(Comparable value1, Comparable value2){ if (_________________________ ) return value1; else return value2);}
Structure (tables, fields, records) –
A data structure is a data type – Whose components are smaller Data structure and/or simple data types
host – networked computer that has 2-way access to other computers, can receive requests and reply to them
giant wall clock – student stole this out of DH Hill library and was caught on camera

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