更多"Which device creates an OEO convers"的相关试题:
[单项选择](73) is a device which enables digital microcomputers to communicate across analog telephone lines.
A. The switch
B. The modem
C. The hub
D. The repeater
[单项选择]A scanner is an ______ device which enables you to feed pictures, photos or documents into a computer system.
A. ambiguous
B. ingenious
C. intrinsic
D. rigorous
[单项选择]Automatic data conversion will occur if which of the following happens?（）
A. The client and server have different NLS_LANGUAGE settings.
B. The client and server character sets are not the same, and the database character set is not a strict superset of the client character set.
C. The client and server are in different time zones.
D. The client requests automatic data conversion.
E. The AUTO_CONVERT initialization parameter is set to TRUE.
[单项选择]Which device creates an OEO conversion？ （）
A. amplifier
B. attenuator
C. regenerator
D. light emitter
E. optical switch
F. optical receiver
G. fiber-optic cable
[单项选择]Which configuration command creates a virtual router called isp-1？（）
A. virtual-routerisp-1
B. virtual-routerISP-1
C. virtual-routerVRisp-1
D. virtual-routerVRISP-1
[单项选择]Which protocol creates a complete database of the network topology prior to calculating the optimal route?（）
A. BGP
B. PIM
C. OSPF
D. RIP
[单项选择]Which statement creates a new user? （）
A. CREATIVE USER susan;
B. CREATIVE OR REPLACE USER susan;
C. CREATE NEW USER susan DEFAULT
D. CREATE USER susan IDENTIFIED BY blue;
E. CREATE NEW USER susan IDENTIFIED BY blue;
F. CREATE OR REPLACE USER susan IDENTIFIED BY blue;
[单项选择]Which UNIX command creates a symbolic link named myfile in the current directory to the file/etc/hosts
A. In -s/etc/hosts myfile
B. In -s myfile/etc/hosts
C. link -s/etc/hosts myfile
D. link -s myfile/etc/hosts
[单项选择]Which of the following identifies and creates an index to minimize the DB time for a particular SQL statement?（）
A. The SGA Tuning Advisor
B. The SQL Access Advisor
C. The SQL Tuning Advisor
D. The Memory Advisor
[单项选择]Which content networking device allows bandwidth configuration settings so that streaming content will not interfere with other network traffic?（）
A. IP/TV Control Server
B. Content Distribution Manager
C. Content Engine
D. IP/TV Broadcast Server
[单项选择]Which device is responsible for assigning label values in an MPLS network?（）
A. upstream node
B. originating node
C. destination node
D. downstream node
[单项选择]Which device is installed in user devices and makes wireless connections between them and a network?（）
A. Access point
B. Bridge
C. Router
D. Client adapter
[单项选择]Which device is used in wireless networks to send transmissions to a target area?（）
A. Optical fiber
B. Access point
C. Omni-directional antenna
D. Directional antenna
