Mod 4

Question 1

Binary digit 1 or 0

Answer 1

Bit

Question 2

Grouping of eight digits

Answer 2

Byte

Question 3

Grouping of 16 digits

Answer 3

Word

Question 4

The left-most bit represents a positive or negative number

Answer 4

Sign bit

Question 5

Represents text Data American Standard code for information interchange and is 7 bits

Answer 5

ASCII

Question 6

All eight bits to represent 256

Answer 6

Extended ASCII

Question 7

16 bit character encoding system capable of representing the alphabets and symbols of all the world’s languages

Answer 7

Unicode

Question 8

Continuous signal with the potential for an infinite amount of signal resolution

Answer 8

Analog signal

Question 9

Sequence of discrete values

Answer 9

Digital signal

Question 10

Reduces file size without losing quality

Answer 10

Lossless compression

Question 11

Reduces file size but loses some quality

Answer 11

Lossy compression

Question 12

Letters that follow the . of a filename

Answer 12

File extension

Question 13

Normally the first few bytes within a file and has nothing to do with the files name

Answer 13

File signature

Question 14

Scientific notion for very large or small numbers

Answer 14

Order of magnitude

Question 15

Use of electronic switches to solve Boolean functions and is fundamental to how computers are built and handle data

Answer 15

Digital logic

Question 16

Electronic device that performs a Boolean operation

Answer 16

Logic gate

Question 17

Interfaces with the processor memory and one or more peripheral devices

Answer 17

I/O table

Question 18

Expression composed of Boolean variables and connectives

Answer 18

Boolean expression

Question 19

A collection of logic gates configured to perform a particular function

Answer 19

Digital circuit

Question 20

Allows instructions and data to be stored in memory rather than being manually entered

Answer 20

Stored program concept

Question 21

Small amounts of storage space used to perform operations two types, GPR and SPR

Answer 21

Registers

Question 22

The vocab of commands understood by the CPU and is therefore an interface that allows all software to run on Hardware

Answer 22

Instruction set architecture ISA

Question 23

A short character sequence, this represents instructions for LMC to execute

Answer 23

Mnemonics

Question 24

Machine code that numonics map directly to the first digit in LMC instructions, represents the operation to be performed

Answer 24

Opcode

Question 25

The last two digits in LMC instructions represents the object to be manipulated

Answer 25

Operand

Question 26

Instruction cycle for the LMC

Answer 26

Fetch decode execute F-D-E

Question 27

The stored program concept is made up of what three components

Answer 27

CPU memory and I/O

Question 28

What are the LMC registers

Answer 28

``` Accumulator GPR program counter spr instruction register spr memory address spr memory data spr ```

Question 29

What is the LMC'S GPR

Answer 29

Accumulator

Question 30

List the LMC's SPR's

Answer 30

Program counter instruction register memory address memory data

Question 31

What is the mnemonic for opcode 5

Answer 31

Load or LDA

Question 32

What is the mnemonic for opcode 9

Answer 32

Input or INP

Question 33

This is a complex instruction set computer

Answer 33

CISC

Question 34

Computer architecture using one instruction for one operation

Answer 34

RISC

Question 35

This is a memory to register architecture

Answer 35

X86

Question 36

RISC based processor that runs smartphones and tablets

Answer 36

Advanced RISC machine

Question 37

This is stored in memory by most significant byte first

Answer 37

Big Endian

Question 38

This is stored in memory by least significant byte first

Answer 38

Little endian

Question 39

this is when any task done by software can be done by Hardware in any operation performed directly by Hardware can be done using software

Answer 39

Principle of equivalence

Question 40

This is used by ARM each instruction contains three operands they waste space but are faster and result in good performance

Answer 40

Fixed-length instruction

Question 41

These are some instructions within the ISA and are different sizes

Answer 41

Variable length instruction

Question 42

Hardwired software programs on top of hard wire to implement the ISA

Answer 42

Microprogrammed

Question 43

X86 architecture that supports data processing operations on both the register and memory

Answer 43

Memory to register

Question 44

Used by RISC architecture that supports data processing operations performed in registers and never directly in memory

Answer 44

Load / store

Question 45

Implementation technique that allows overlapping execution of multiple instructions in a single fetch decode execute (F-D-E) datapath

Answer 45

Pipe lining

Question 46

Uses a single fetch decode data path leading to multiple ALU'S allowing for more than one instruction per clock cycle

Answer 46

Sperscalar processor