CPSC Final Exam 2023 with 100% correct answers

Pixels Individual display units on the computer screen Motherboard Printed circuit board inside processor box. Computer's main circuit board Microprocessor The smart part of system that is on the motherboard Main Memory Primary memory, primary storage, main storage, or internal storage. Main Memory Where program and data are located while program runs Main Memort An area of a computer that temporarily holds data that is waiting to be processed, stored, or output Software Means programs or instructions the computer follows to implement functions. Does not physically exist. Software developers Want to make interfaces consistent and familiar so it's easier for people to use them The most common user operations Have both menu options and keyboard shortcuts cancel an operation before completing it Once a dialog box is opened you can Server the computer that stores the web page Client the computer that accesses the web page WAN designed to send information between widely separated locations using different methods phone line, fiber optic line, wireless. Local Area Networks (LAN) connect computers close enough to be linked by a single cable or wire pair Wide Area Networks (WAN), Internet is a collection of WWW internet is larger than WWW Just a name; web pages do not have to use it Hierarchy resembles a tree hyperlink Begin with a followed by a space Give the hyperlink reference using href="filename" Close tag with /a a href="filename" Most tags come in pairs, but not all br, hr The layout of a Web page Depends on the tags used, not on the source code. Absolute pathnames Reference pages at other web sites using complete URLs Relative pathnames Reference pages stored in the same directory give only the name of the file The "html" tag is placed at the beginning of a Web page document information There is no single way to classify Hierarchy trees are upside down Search Engine Uses a crawler and query processor Crawler Visits sites on the Internet, discovering Web pages and building an index to the Web's content Query processor Looks up user-submitted keywords in the index and reports back which Web pages the crawler has found containing those words Search engines will generally consider each word individually when searching. particular computer system WORD: the number of adjacent bits that are manipulated or stored as a unit in a KILOBYTE 2^10 or 1024 bytes MEGABYTE 1,048,576 bytes 2^20 BIT Single binary digit, either a 1 or a 0 ASCII provides codes for 128 characters, including uppercase letters, lowercase letters, punctuation symbols, and numerals. ASCII requires only seven bits for each character Each byte contains the decimal value 200. The color is RGB 200, 200, 200 Analog to Digital to convert continuous information, convert it to bits