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University of Sargodha BS 3'd Term Examination 2016 Subject: CS-/Paper: Computer Organization & Assembly Language (CS-3210) Time Allowed a 30 Hours usto com

University of Sargodha BS 3'd Term Examination 2016 Subject: CS-/Paper: Computer Organization & Assembly Language (CS-3210) Time Allowed a 30 Hours usto com — page 1

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Paper text

University of Sargodha

BS 3'd Term Examination 2016

Subject: CS-/Paper: Computer Organization & Assembly Language (CS-3210)

Time Allowed a 30 Hours

usto

com

Maximum Marks: 80

OBJECTIVE PART: COMPULSORY

UST

Q.No.1: Attempt all questions, each question carry equal marks.

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[2x16=32]

1: What are Assemblers and Linkers?

2: How does Assembly Language relate to Machine Language?

3: Define the term Least Significant Bit (LSB)?

4: What is BIOS?

5: Define Multitasking?

6: Define Floating-Point Unit?

7. What does it mean by Integer Expressions?

8: Define Identifiers?

9: How directives can be defined?

10:What are the three basic types of operands?

11. Define NOT instruction?

12. What is Structure?

13: What are signed integers?

14: Define CMP instruction?

15. Define data transfer instruction?

16 Implement the following expression in assembly language: AX (val2 BX) vai4

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SUBJECTIVE PART

Q. No.2: Attempt any three questions. All questions carry equal marks.

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2. Explain the CPU Flags, in detail?

3. Explain the Assemble-Link-Execute Cycle, in detail?

4. Explain Boolean Operations, detail?

5. Explain ADD & SUB instructions, with examples?

6. Write a program that uses addition and subtraction to set and clear the Overflow

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