Microprocessor (Mod 2)

Question 1

The basic blocks of a computer are the:

Answer 1

• Central processing unit (CPU)
• Memory
• Input/Output (I/O)

Question 2

Other terms for central processing unit

Answer 2

• Central processor
• Main processor
• Processor

Question 3

the electronic circuitry within a computer that executes instructions that make up a computer program

Answer 3

Central Processing Unit

Question 4

Any physical thing that makes up a computer is considered a

Answer 4

Computer hardware

Question 5

• consists of a collection of programs
• collection of data or computer instructions that tells the hardware how to work or what to do

Answer 5

Computer Software

Question 6

contain instructions and data for performing a specific task

Answer 6

Programs

Question 7

Two main types of software

Answer 7

• System software
• Application software

Question 8

This type of software includes the programs that are dedicated to managing the computer itself, such as operating systems, file managements utilities, and disk operating systems

Answer 8

System software

Question 9

This type of software is a program or group of programs designed for the end users

Answer 9

Application Software (App for short)

Question 10

It translates any programming languages into binary or machine language

Answer 10

Compiler

Question 11

In computers, all arithmetic operations are performed using

Answer 11

addition

Question 12

is a pattern of 0’s and 1 ’s that represents a specific location in memory or a particular I/O device

Answer 12

Address

Question 13

Typical 8-bit microprocessors have ___ address lines, and, these can produce ___ unique ___-bit patterns from 0000000000000000 to 1111111111111111, representing ___ different address combinations

Answer 13

• 16 address lines
• 216
• 16-bit patterns
• 65,536

Question 14

2 locations of data

Answer 14

• main memory
• disk

Question 15

Disks are divided into

Answer 15

• Tracks
• Sectors

Question 16

Address definition based on:
- computer data storage
- computer networks
- internet

Answer 16

• Address points to a location where data may be accessed
• Address refers to IP address
• Address refers to web address

Question 17

manner in which the microprocessor determines the operand (data) and destination address during execution of an instruction. It specifies a rule for interpreting or modifying the address field of the instruction before the operand is actually executed

Answer 17

Addressing mode

Question 18

a digital circuit used to perform arithmetic and logic operations. It represents the fundamental building block of the central processing unit (CPU) of a computer

Answer 18

Arithmetic Logic Unit (ALU)

Question 19

the mathematical brain of a computer, it is THE thing that does all of the computation in a computer.

Answer 19

Arithmetic Logic Unit (ALU)

Question 20

The ALU is a two in one, it has a:

Answer 20

• Logic Unit
• Arithmetic Unit

Question 21

The Arithmetic Logic Unit has an operation in which it adds 1 to a number, this operation is called

Answer 21

Increment operation

Question 22

Arithmetic Logic Unit has two logic circuits

Answer 22

• Full adder
• Half Adder

Question 23

Arithmetic logic unit functions

Answer 23

• Sum
• Add w/ carry
• Subtract
• Subtract w/ borrow
• Negate
• Increment
• Decrement
• Pass through

Question 24

Sum of A and B (ALU function)

Answer 24

Add

Question 25

Sum of A, B, and Carry-input (ALU function)

Answer 25

Add w/ carry

Question 26

Difference of A and B

Answer 26

Subtract

Question 27

Difference of A and B with borrow (carry-input) (ALU function)

Answer 27

Subtract w/ borrow

Question 28

A is subtracted from zero, changing its sign from – to +, or vice versa (ALU function)

Answer 28

Negate

Question 29

Add 1 to A (ALU function)

Answer 29

Increment

Question 30

Subtract 1 from A (ALU function )

Answer 30

Decrement

Question 31

all bits of A are passed through unmodified. (ALU function)

Answer 31

Pass through

Question 32

is a high-speed, directly accessible, relatively small, semiconductor read/write memory block used to store data/instructions that the microprocessor may need in the immediate future.

Answer 32

Cache memory

Question 33

How many levels that pentium I1 support

Answer 33

- L1 - L2

Question 34

In the pentium I1 this cache is contained inside the microprocessor

Answer 34

L1

Question 35

In the pentium I1 this cache is interfaced to the microprocessor

Answer 35

L2

Question 36

or timing circuits, synchronizes the microprocessor’s components, it’s a circuit that regulates the timing and speed of all computer functions.

Answer 36

Clock

Question 37

a list of commands that the microprocessor is designed to execute.

Answer 37

Instruction set

Question 38

Typical instructions in an instruction set

Answer 38

- Add - Subtract - Store

Question 39

is a hardware device that allows information to be stored and retrieved on a computer

Answer 39

Random-access memory (RAM)

Question 40

What type of memory is RAM and it requires what

Answer 40

- Volatile memory - Power

Question 41

is a storage medium for the groups of bits called words, and its contents cannot normally be altered once programmed

Answer 41

Read-only memory (ROM)

Question 42

What type of memory is ROM

Answer 42

Non-volatile memory

Question 43

Register is considered as what type of memory

Answer 43

Volatile