Complete 300 Questions with Answers Graded A+
The computer that the user is using; physically present with -
ANSWER -Local Computer
Connects computers to each other with NO REAL
UNDERSTANDING OF WHAT
IS BEING TRANSFERRED Used for private networks with local
computers. - ANSWER -Network Hub
COMPUTER PROGRAMS that tell the computer what to do--how
to execute commands and process information - ANSWER -
Software
Transmission Control Protocol/Internet Protocol. Most commonly
used protocol; is required of all computers that communicate
over the Internet. - ANSWER -TCP/IP
A collection of protocols. TCP/IP is an example. - ANSWER -
Protocol Stack
CPU, Memory and Storage, Peripheral Devices - ANSWER -
Components of a
Computer
,Executes programs' instructions and commands various
components in the computer. Referred to as the "chip". -
ANSWER -CPU
All peripheral devices where long term storage devices are used. -
ANSWER -i/o
Subsystem
Permits information to move between each component; electrical
channels that enable communication among the electronic
components - ANSWER -System Bus
Critical component of all computer based systems; consists of
most of the hardware the computer needs in order to run; comes
in a variety of shapes and sizes. - ANSWER -System Unit
Case, Internal Bays, Buses, Ports, Hard Drive, Motherboard, CPU,
CPU Cooler,
Memory Module (RAM), Power Supply Unit (PSU), Expansion
Slots/Cards -
ANSWER -Internal Components of the System Unit
Control Unit (CU) - retrieves the instructions and the raw data that
is input and coordinates or controls the sending of those
instructions and data to the ALU Arithmetic Logic Unit (ALU) -
does the actual processing of the data; completing mathematical
calculations and logical operations to process the data and
, converting the input of the keyboard text entry to output
displayed on the screen - ANSWER -Parts of the CPU
Dynamic RAM (DRAM) - typically called main memory Static RAM
(SRAM) - cache memory and registers - ANSWER -Types of RAM
BIOS stands for: Basic Input Output System; ROM stands for
Read Only Memory.
Typically stored in ROM chip on the motherboard. Is software
NOT hardware, ("basic" operating system that runs when the
computer is first turned on). Runs tests of memory and the CPU
and initializes hardware components so that the actual Operating
System can be loaded from the hard disk. Can't choose the
amount or contents. - ANSWER -BIOS ROM
Vacuum tubes, relay switches, the need to program in machine
language - ANSWER -1st Generation of Computers
Single chip processor, called microcomputer, first personal
computer, rudimentary computer graphics, home use - ANSWER -
4th Generation of Computers 1971 - 1980.
Doubling of transistor count roughly every 18 - 24 months
(exponential increase) - ANSWER -Moore's Law