Assignment on System unit Of computer Uog Student Subject : IT - Introduction to Computer

1. 1
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Submitted by:
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Assignment :
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2. SYSTEM UNIT
 Casethatcontainelectroniccomponentofthecomputerusedtoprocess
data.
 Sometimescalledchassis.
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3. COMPONENTS OF SYSTEM UNIT
 Processor.
 Memory.
 Adapter cards.
 Power supply.
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4. MEMORY TYPES
1. RAM
 random access
memory.
 it volatile memory.
 they lose their
contents when the
power is turned off.
2. ROM
 read only memory.
 it is non volatile.
 They cannot lose their
data when power is
turned off.
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5. FURTHER TYPES OF RAM AND ROM
I. SRAM.
 STATIC RANDOM
ACCESS MEMORY.
II. DRAM.
 DYNAMIC RANDOM
ACCESS MEMORY.
I. PROM.
 PROGRAMABLE
READ ONLY
MEMORY.
II. EPROM.
 ERASABLE
PRORAMABLE READ
ONLY MEMORY.
 RAM  ROM
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6. 0
10
20
30
40
50
60
70
0
20
40
60
80
100
120
140
160
CHART USE
Volume
Open
High
Low
Close
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7. SR NO NAME SUBJECT OBTAINED
MARKS
TOTAL
MARKS
1 ALI ENG 95 100
2 AHMAD MATH 55 75
3 TANIA BIO 66 75
4 EMAN CHEM 45 75
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table

8. ALI
AHMAD
AADIL
LOVES
MY GIRL
FRIEND
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smartart

9. MR BLACK
MR
BLU
E
MR
RED
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shapes

10. 10
picture