Pakistan study notes for Matric, Intermediate, B.A, B.COM BSC, M.A, BCS. Free Pakistani Urdu educational school, colleges and University notes.



Answer the following questions

Q.1. Define the following terms with their major functions:

a. Arithmetic and Logic Unit (b) Control Unit

Ans. Sec Q.No.3

Q.2. Define the term Bus in general. What are the purpose of Data Bus, address Bus and control Bus?

Ans. See Q.No.4

Q3. Differentiate: RAM and ROM.

Ans. See Q.No.8

Q.4. What is the difference between internal memory and external memory?

Ans. See Q.No.9

Q.5. Write the major function of input and output devices.

Ans. See Q.No. 11

Q.6. Define polls. Compare and contrast: serial ports and parallel ports.

Ans. Sec Q.No.13

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