Computers and Programming Exam
Questions Completely Solved!
Program - ANSWERSSet of instructions that a compute follows to perform a task.
software - ANSWERSthe programs and other operating information used by a
computer.
Programmer(software developer) - ANSWERSperson with the training and skills
necessary to design, create and test computer programs.
Hardware - ANSWERSThe physical components of a computer.
The CPU - ANSWERSCentral Processing Unit; the brain of the computer. The part of
the computer that actually runs the programs.
Microprocessor - ANSWERSA small circuit board that controls all the processing within
a computer.
Main Memory(RAM) - ANSWERSthe computer's work area; volatile
read-only memory (ROM) - ANSWERSPermanent storage; instructions are burned onto
chips by the manufacturer. Nonvolatile
Secondary Storage - ANSWERSStorage that is remote to the CPU and permanently
holds data, even when the PC is turned off, such as a hard drive.
Hard Drive - ANSWERScomputer hardware that holds and spins a magnetic or optical
disk and reads and writes information on it
Disk Drive - ANSWERSstores data by magnetically encoding it onto a circular disk
Solid State Drive - ANSWERSstores data in solid state memory. No moving parts;
operates faster than a traditional disk drive.
external disk drive - ANSWERSA storage device that can be attached temporarily to a
computer.
Universal Serial Bus Drives(USB drives) - ANSWERSsmall devices that plug into the
computer's USB port. Stores information in flash memory.
, Flash Memory - ANSWERSType of nonvolatile memory that can be erased
electronically and rewritten.
Optical Devices - ANSWERSdata encoded optically; CDS; DVDS. Use a laser to to
detect the pits on the disk surface.
Cloud Storage - ANSWERSdata stored on a remote server via the internet or a
company's private network.
Input - ANSWERSany data the computer collects from other people and from other
devices.
Input Device - ANSWERSA device used to enter information into a computer.
Output - ANSWERSany data the computer produces for people or for other devices.
Output device - ANSWERSallows the user to view or listen to the data a computer
processes such as a monitor, printer, headphones, or speakers
What is a program? - ANSWERSa set of instructions that a computer follows to perform
a task
What is hardware? - ANSWERSThe physical components of a computer.
List the five major components of a computer system. - ANSWERSCPU
Main Memory
Secondary Storage
Input devices
Output devices
What part of the computer actually runs programs? - ANSWERSCPU
What part of the computer serves as a work area to store a program and its data while
the program is running? - ANSWERSRAM
What part of the compute holds data for long periods of time, even when there is no
power to the computer? - ANSWERSSecondary storage
What part of the computer collects data from people and other devices? -
ANSWERSInput
What part of the computer formats and presents data for people or other devices? -
ANSWERSOutput
Byte - ANSWERStiny storage locations that a computer's memory is divided into.
Enough to store a letter of the alphabet or a small number.