Aqa As Computer Science - Paper 2 Latest Update
Serial (Data Transmission) - ANSWER-Where each of the 8 bits is transmitted down a single wire connection one at a time.
Serial data transmission - ANSWER-Single bits are sent one after another along a single wire.
Serial Transmission - ANSWER-Data...
Serial (Data Transmission) - ✔✔✔ANSWER-Where each of the 8 bits is
transmitted down a single wire connection one at a time.
Serial data transmission - ✔✔✔ANSWER-Single bits are sent one after another
along a single wire.
Serial Transmission - ✔✔✔ANSWER-Data is transmitted one bit at a time down a
single wire.
Server - ✔✔✔ANSWER-A computer that provides shared resources to network
users.
, Software - ✔✔✔ANSWER-The instructions and code that tells the computer what
to do. There are two types of, applications and system.
Address bus - ✔✔✔ANSWER-Used to transfer data between devices that are
identified by the hardware address of the physical memory, for example, RAM and
CPU.
Addressable memory - ✔✔✔ANSWER-A systematic way to store data. Using the
addresses of the memory cells, different systems can be stored in different blocks.
Analogue data - ✔✔✔ANSWER-Usually found in the form of sound waves. Can
be converted to digital data when being input into a computer from a microphone
for example.
Application software - ✔✔✔ANSWER-Software which helps the user complete
specific tasks - for example word processing.
ASCII - ✔✔✔ANSWER-American Standard Code for Information Interchange. It
is the agreed upon representation of keyboard characters.
Assembler - ✔✔✔ANSWER-A program that translates a program written in
assembly language into machine code.
Asynchronous Data - ✔✔✔ANSWER-Data is transmitted between two devices
that do not share a common clock signal. This uses start, stop and parity bits.
Asynchronous serial data transmission - ✔✔✔ANSWER-Transmission system in
which the sender and receiver have separate clocks which are not kept
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