Choose the correct answer: 1. The signal used to insert Tw state:
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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Q: Choose the correct answer:
1. The signal used to insert Tw state:
a. RESET
b. HLT
2. DRAM access time is:
a. (500-700) n sec
b. (0.05-0.07) μ sec
C. READY
d. RD
c. (5-7) µ sec
d. Neither a, b, nor c
3. If you have a ROM of size 5060 byte, suitable the number of address line to cover it is:
a. 11 address lines
b. 12 address lines
c. 13 address lines
d. 14 address lines
4. In isolated input/output port, port 27 (16-bit port) is:
a. Port 53 & 54 (8-bit port)
b. Port 54 & 55 (8-bit port)
5. The ROM type that can erase its data is:
a. PROM
b. EPROM
c. Port 26 & 27 (8-bit port)
d. Port 27 & 28 (8-bit port)
c. EEPROM
d. b & c
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