Computer Organization & Architecture Exam for Computer Science Students, Exams of Computer Architecture and Organization

Download Computer Organization & Architecture Exam for Computer Science Students and more Exams Computer Architecture and Organization in PDF only on Docsity! nAmiBIA UniVERSITY OF SCIEnCE AnD TECHnOLOGY FACULTY OF COMPUTING AND INFORMATICS DEPARTMENT OF COMPUTER SCIENCE QUALIFICATION: BACHELOR OF COMPUTER SCIENCE QUALIFICATION CODE: 07BACS LEVEL: 5 COURSE: COMPUTER ORGANISATION AND ARCHITECTURE COURSE CODE: COA511S DATE: JUNE 2016 SESSION: THEORY DURATION: 2 HOURS MARKS: 100 FIRST OPPORTUNITY EXAMINATION QUESTION PAPER EXAMINER(S) MODERATOR: MR. A.M. GAMUNDANI DR. F. BHUNU SHAVA THIS QUESTION PAPER CONSISTS OF 3 PAGES (Excluding this front page) INSTRUCTIONS 1. Answer ALL the questions. 2. Write clearly and neatly. 3. Number the answers clearly. PERMISSIBLE MATERIALS 1. Scientific Calculator SECTION A [10 MARKS): Answer All Questions. Each Question Weighs 1 Mark. 1. Computer organisation does not need to be designed to implement a particular architectural specification. [True/False]. 2. A Workstation system cannot support highly sophisticated engineering and scientific applications. [True/False]. 3. Interrupts do not improve processing efficiency. [True/False]. 4. Cache is not a form of internal memory. [True/False]. 5. Non-volatile means that power must be continuously supplied to the memory to preserve the bit values. [True/ False]. 6. A removable disk can be removed and replaced with another disk. [True/False]. 7.With the daisy chain, the processor just picks the interrupt line with the highest priority. [True/False]. 8. Both batch multiprogramming and time sharing use multiprogramming. [True/False]. 9. A nibble is a grouping of four decimal digits. [True/False]. 10. For base 2 representation, a normal number is one in which the most significant bit of significance is zero. [True/False]. SECTION B [15 MARKS]: Answer All Questions. Each Question Weighs 1 Mark. [1].Computer refers to those attributes that have a direct impact on the logical execution of a program. A. Organisation C. Specifics B. Design D. Architecture [2]. potentially increases the amount of work available for the processor to execute. A. Branch prediction B. Performance balance C. Pipelining D. BIPS [3]. The processing required for a single instruction is called a(n) ____ _ A. Execute B. Fetch C. Instruction D. Packet [4].1ndividual blocks or records have a unique address based on physical location with ____ _ A. Associative B. Physical access C. Direct access D. Sequential access [5]. With the microchip is organised so that a section of memory cells are erased in a single action. A. Flash memory B. SDRAM C. DRAM D. EEPROM Page 2