Exam 1 Flashcards
Someone who has to know how to solve problems and tells the computer what to do
Programmer
Getting the values
Input
Information displayed for the user to see also you have to figure this out first
Output
A graphical representation of logical steps to carry out a task and show how the steps relate to each other
Flow Chart
Uses English-like phrases with some Visual Basic terms to outline the program
Pseudocode
-short but have meaning
-Given during the time of input
-Often use camel casing format
Traits of variable values
Camel casing
A naming convention where the first letter of each word is capitalized except the initial word
Central Processing Unit (CPU)
The computer’s brain that retrieves instructions from memory and executes them
Consists of an ordered sequence of bytes for storing programs and data that the program works with
Memory
Devices used to permanently store programs and data
Storage devices
1.) Hard disk drives and solid-state drives
2.) Optical disc drive (CD and DVD)
3.) USB flash drives
The three main types of storage devices?
What are communication devices?
Devices that enable computers to be networked
Monitors and printers that display information
Output Devices
Dial-up modem:
Uses a phone line to dial a phone number to connect to the internet and can transfer data at a speed up to 56,00 bps
Communication Devices examples:
-Dial-up modem
-Digital subscriber Line (DSL)
-Cable Modernism
-Wired Network Interface Card
-Wireless Adapter
-Cable modem:
Uses the cable TV line maintained by the cable company and is generally faster than DSL
Digital subscriber Line (DSL)
Connection also uses a standard phone line, but it can transfer data 20 times fasater than a standard dial-up modem
Wired network interface card (NIC):
Device that connects a computer to a local area network (LAN) LANS are commonly used to connect computers with a limited area such as a school, home, and office.
