Block diagram of computer

1. PRESTIGE INSTITUTE OF MANAGEMENT GWALIOR
TOPIC- Block diagram of
computer
Submitted By-
Anshu Dubey
Submitted to –
PROF. RAMK. PALIWAL

2. What is computer..?
It have five main functions –
a) Input
b) Processing
c) Storage
d) Output
e) Communication
An electronic device for storing and processing
data, typically in binary form, according to
instructions given to it in a variable program.

3. Block diagram of computer

4. DATA…?
 Computer data is information processed
or stored by a computer.
 It can be in the form of -
a)Text documents,
b) Images,
c)Audio clips,
d)Software programs, etc

5. INPUT UNIT..?
An input device is a piece of computer hardware equipment used
to provide data and control signals to an information processing
system.
Example are -
Keyboard,
Mouse,
Scanner,
Digital camera , etc

6. STORAGE…?
The action or method of storing
something for future use.
It is having two types -
a)RAM (Random Access Memory)
b) ROM ( Read Only Memory )

7. .
RAM
a)Temporary storage.
b) Store data in MBs.
c) Volatile
d)Used in normal
operations.
e) Writing data is faster.
ROM
a)Permanent storage.
b) Store data in GBs.
c) Non volatile.
d) Used for startup process
of computer.
e) Writing data is slower.

8. CPU ( Control Processing Unit )
The CPU is the primary component of a computer that
processes instructions. The CPU contains at least
one processor, which is the actual chip inside
the CPU that performs calculations.
It is consist of two parts –
a) Control Unit
b) Arithmetic Logical Unit

9. CONTROL UNIT…?
The control unit (CU) is a component of a
computer's central processing unit (CPU)
that directs the operation of the processor.
It further have two types –
a) Hardwired control unit.
b) Microprogrammable control unit.

10. Arithmetic Logical unit
A unit in a computer which carries out
arithmetic and logical operations.
A single CPU may contain multiple ALUs.

11. Output unit…?
Output device is any piece of computer hardware equipment
which converts the electronically generated information into
human-readable form.
Examples are -
Monitor,
Printer,
Speaker,
Projector,
Plotter, etc.

12. INFORMATION..?
Facts provided or learned about
something or someone.
It can be in the form of –
a) Fact
b) Figure
c) Picture
d) Symbol, etc.

13. QUIZ….

14. Q1) What is the function of storage unit?
a)Accept the result
b) accept the data and instruction
c)Convert process into result
d)Perform all calculation

15. Q2) Which storage device is used to
startup the process of computer ?
a) Monitor
b) ALU
c) ROM
d) RAM

16. Q3) Which version of ROM is used in
smart phones??
a) PROM
b) EPROM
c) EEAPROM
d) EEPROM

17. Q4) Hardwired and Microprogrammable are
the type of ………?
a) Arithmetic logical unit
b) Graphical user interface
c) Control unit
d) Operating system

18. Q5)Plotter is the example of which device?
a) Storage device
b) RAM
c) Input device
d) Output device