fix
running fix
estimated position
dead-reckoning position
第1题:
A socket is basically an end point of a communication link between two applications. Sockets that extend over a network connect two or more applications running on(61)computers attached to the network. A socket(62)two addresses:(63). Sockets provide a(64)communication channel between one or more systems.There are(65)sockets separately using TCP and UDP.
A.unique
B.separate
C.same
D.dependent
第2题:
A position that is obtained by using two or more intersecting lines of position taken at nearly the same time,is a(n) ______.
A.fix
B.running fix
C.estimated position
D.dead-reckoning position
第3题:
A、condition
B、invention
C、pollution
D、position
第4题:
Which two of the following statements are true about HSRP load sharing?() (Choose two)
第5题:
Which of these technologies is characterized as being a multipoint Layer 2 VPN that connects two or more customer devices using Ethernet bridging techniques?()
第6题:
A.DPT
B.MPLS
C.VPLS
D.CWDM
E. DWDM
F. SONET/SDH
第7题:
My position has been obtained ______ astronomical observation.
A.with
B.from
C.on
D.by
第8题:
Examine the description of the MARKS table:SUBJ1 and SUBJ2 indicate the marks obtained by a student in two subjects.Examine this SELECT statement based on the MARKS table:What is the result of the SELECT statement?()
A. The statement executes successfully and returns the student ID and sum of all marks for each student who obtained more than the average mark in each subject.
B. The statement returns an error at the SELECT clause.
C. The statement returns an error at the WHERE clause.
D. The statement returns an error at the ORDER BY clause.
第9题:
What two descriptions best define DWDM? ()
第10题:
An IPsec tunnel is established on an SRX Series Gateway on an interface whose IP address was obtained using DHCP.Which two statements are true? ()(Choose two.)