A、It cannot be used in all parts of the world
B、There are 12 functioning GPS satellites at present
C、It may be suspended without warning
D、Two position lines are used to give a 2D fix
更多“Which statement concerning GPS is TRUE（）.”相关的问题
A、RXMOI-MO=RXOTRX-134-5，TEI=5，DCP1=143，DCP2=144&145，SIG=CONC；RXMOI-MO=RXOTRX-134-7，TEI=7，DCP1=149，DCP2=150&151，SIG=CONC B、RXMOI-MO=RXOTRX-134-5，TEI=5，DCP1=143，DCP2=144&145，SIG=CONC；RXMOI-MO=RXOTRX-134-7，TEI=7，DCP1=163，DCP2=164&165，SIG=CONC C、RXMOI-MO=RXOTRX-134-5，TEI=0，DCP1=143，DCP2=144&145，SIG=CONC；RXMOI-MO=RXOTRX-134-7，TEI=2，DCP1=149，DCP2=150&151，SIG=CONC D、XMOI-MO=RXOTRX-134-5，TEI=0，DCP1=143，DCP2=144&145，SIG=CONC；RXMOI-MO=RXOTRX-134-7，TEI=2，DCP1=163，DCP2=164&165，SIG=CONC
A、A.All of the assert statements are used appropriately. B、B.Only the assert statement on line 12 is used appropriately. C、C.Only the assert statement on line 15 is used appropriately. D、D.Only the assert statement on line 18 is used appropriately. E、E.Only the assert statements on lines 12 and 15 are used appropriately. F、F.Only the assert statements on lines 12 and 18 are used appropriately. H、G.Only the assert statements on lines 15 and 18 are used appropriately.
A、The CONNECT statement B、The first FETCH of a cursor C、The BEGIN TRANSACTION statement D、The first executable SQL statement
A、in the INTO clause of an INSERT statement B、in the FROM clause of a SELECT statement C、in the GROUP BY clause of a SELECT statement D、in the WHERE clause of a SELECT statement E、in the SET clause of an UPDATE statement F、in the VALUES clause of an INSERT statement
A、in the INTO clause of an INSERT statement B、in the FROM clause of a SELECT statement C、in the GROUP BY clause of a SELECT statement D、in the WHERE clause of a SELECT statement E、in the SET clause of an UPDATE statement F、in the VALUES clause of an INSERT statement
A、A then statement is mandatory in a term B、If a term does not contain a from statement, all routers match C、If a term does not contain a from statement, the Junos OS will not commit D、A then statement is not mandatory in a term
A、Selection, projection, join B、Difference, projection, join C、Selection, intersection, join D、Intersection, projection, join E、Difference, projection, product
A、The order of the terms in a policy is irrelevant. B、The action is specified in a then statement. C、Terms are optional in a policy. D、The match condition can be identified with a from statement. E、A from statement is mandatory in a term.
A、A routing policy cannot have more than one term. B、If a term does not contain a from statement, all routes match. C、If a term does not contain a from statement, the Junos OS will not commit. D、A then statement is not mandatory in a term.
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