a. Write the memory/storage that matches with the following characteristics or properties. (2 marks) Characteristics/properties Answer 1. Magnetic surface, Non-volatile and direct access. 2. Surface use materials that has two phase state, can be rewritten and use laser beam. 3. Semiconductor, volatile and random access. 4. Fastest access time, inboard and the smallest in capacity. b. List and briefly explain two techniques of I/O operations. (2 marks)

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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stion 15
Bl. Answer all of the following questions:
-(4marks]
a. Write the memory/storage that matches with the following characteristics or properties.
(2marks)
Characteristics/properties
Answer
1. Magnetic surface, Non-volatile and direct access.
2. Surface use materials that has two phase state, can be
rewritten and use laser beam.
3. Semiconductor, volatile and random access.
4. Fastest access time, inboard and the smallest in capacity
b. List and briefly explain two techniques of I/O operations.
(2marks)
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Transcribed Image Text:stion 15 Bl. Answer all of the following questions: -(4marks] a. Write the memory/storage that matches with the following characteristics or properties. (2marks) Characteristics/properties Answer 1. Magnetic surface, Non-volatile and direct access. 2. Surface use materials that has two phase state, can be rewritten and use laser beam. 3. Semiconductor, volatile and random access. 4. Fastest access time, inboard and the smallest in capacity b. List and briefly explain two techniques of I/O operations. (2marks) Attach File Browse My Computer Moving to another question will save this response. 37°C
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