更多"Which spread spectrum technology do"的相关试题:
[单项选择]Which spread spectrum technology does the 802.11b standard define for operation()。
A. IR
B. DSSS
C. FHSS
D. DSSS and FHSS
E. IR, FHSS, and DSSS
[单项选择]Which spread spectrum technology does the 802.11b standard define foroperation?()
A. IR
B. DSSS
C. FHSS
D. DSSS and FHSS
E. IR,FHSS,and DSSS
[单项选择]Memorization which does not include thinking and understanding______ students being unable to use what has been learnt.
A. results in
B. centers on
C. adjusts to
D. refers to
[单项选择]Which does NOT belong to the judicial systems provided by the American Federal Government
[单项选择]The factor which does NOT influence the size of the workforce is______.
A. the size of population
B. age distribution of the population
C. national economy
D. natural increase
[单项选择]Each liferaft,which does not have an indicated maximum stowage height indicated on the liferaft,must be().
A. limited to carry no more than 10 persons
B. stowed not more than 59 feet above the lightest waterline
C. stowed in quick release racks
D. inspected every six months
[单项选择]A vessel,which does not normally engage in towing operations,is towing a vessel in distress. She().
A. need not show the lights for a vessel engaged in towing,if it is impractical to do so
B. may show the lights for a vessel not under command
C. must show a yellow light above the stern light
D. must show the lights for a vessel towing
[单项选择]Which technology does WebLogic Server use to look up a WebLogic JMS resource?()
A. HTTP
B. JNI
C. JNDI
D. T3
E. LDAP
[单项选择]Fire may ba spread by which means?().
A. Conduction of heat to adjacent surfaces
B. Direct radiation
C. Convection
D. All of the above
[单项选择]Fire may be spread by which means?().
A. Conduction of heat to adjacent surfaces
B. Direct radiation
C. Convection
D. All of the above
[单项选择]Which interface does the Infranet Controller use to push the configuration? ()
A. trusted port
B. internal port
C. trust interface
D. untrust interface
[单项选择]Which database does WX Central Management System (WX CMS) software use to store historical data?()
A. Oracle
B. MySQL
C. Sybase
D. Microsoft Access
[单项选择]Which group does the author NOT suggest might benefit from virtual reality applications to education
A. Students with mental illness.
B. Students with behavioral disorders.
C. Students with physical handicaps.
D. Students with developmental problems.
[单项选择]Which service does the ERX Edge Router support with a virtual router?( )
A. voice over IP
B. wholesale services
C. IP quality of service
D. SNMP management
[单项选择]Which protocols does Cisco NSF support? ()
A. IS-IS, EIGRP, SSO, BGP
B. ISSU, OSPF, IS-IS
C. IETF, OSPF, ISSU
D. EIGRP, BGP, OSPF, IS-IS
[单项选择]Which color does the router assign to packets received at a datarate that is above the committed rate but is below the peak rate?()
A. red
B. white
C. green
D. yellow