Read verified Delta State University semester exam papers, question sections, and marking outlines for Introduction to Computer Science and Computing Systems directly in your browser.
Faculty of Science • Department of Computer Science
2023/2024 ACADEMIC SESSION — FIRST SEMESTER
INSTRUCTIONS: Answer FOUR (4) questions in all. Question 1 is compulsory. Show all working for binary and hexadecimal conversions.
Convert the following numbers across computing numeral systems, showing complete step-by-step arithmetic:
Explain the Von Neumann computer architecture with an annotated block diagram. Describe the functions of the CPU (ALU, CU, Registers), Memory Unit (RAM/ROM), and System Buses (Data, Address, Control).
Write pseudocode and draw a standard ANSI flowchart for an algorithm that calculates the Cumulative Grade Point Average (CGPA) of a student for 5 registered courses given their credit units and grade points.
Discuss the fundamental responsibilities of an Operating System: Process Scheduling, Memory Management (Paging/Segmentation), File System Organization, and Device I/O Control.
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