ISLAMABAD ACADEMY MZD
Pre-Board Test Session (2015-16)
Class
Paper
Type
Chapter/course
Total Marks
Time
1
st
year
Computer
Subjective
Chapter 03
40
1:50
hrs
Q
.2: Give the short Answer.
(2x12=24)
i.Define data communication? Enlist the components of data communication. ii.Define signal. Differentiate between analog and digital signal. iiiHow data is represented in a computer?iv. Why “Encoding of Data” is important?v Describe ASC11 code. vi.What do you mean by mode of data communication?viiDescribe Full Daplex mode. Give examples. iDefine “bandwidth”. Explain its types. ixDescribe a twisted Pair cable. xWhat is a Modem? What do you mean by transmission rate of a Modem?xi.Describe internal Modem. xii.What is a satellite? Give its one advantage and one drawback. Long Questions.(8x2=16)Q. 3:Write a note on unguided media. Q.4:What do you mean by data transmission? Explain its types.
vii
Best Of Luck
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ISLAMABAD ACADEMY MZD
Pre-Board Test Session (2015-16)
Class
Paper
Type
Chapter/course
Total Marks
Time
1
st
year
Computer
Objective
Chapter 03
10
10 min
Name:
Roll No.
Q
. 1: Choose the correct answers.
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- Winter '15
- Mr. Kale
- Twisted pair, Coaxial cable, Transistor radio, ISLAMABAD ACADEMY MZD
