A method returning length of the String.
A method returning length of the String.
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根据下面的文字资料回答 72～76 题 （ 1 ）is a one-way function that takes an arbitrarily long piece of plaintext and from it computes a fixed-length bit string．（ 2 ）is a protocol that most USENET machines nOW use it to allow news articles to propagate from one machine to another over a reliable connection．（ 3 ）is an approach preferred by cable TV providers．In this solution the fiber terminates at an optoelectrical converter and the final segment is a shared coaxial cable．（ 4 ）is a device used to connect two separate network that use different communication protocol．（ 5 ）is a digital-to-digital polar encoding method in which the signal level is always either positive or negative．第6题：文中（ 1 ）处正确的答案是（ ）。A．MDB．RSAC．DESD．MIB
● (71) is a one-way function that takes an arbitrarily long piece of plaintext and from it computes a fixed-length bit string．(72) is a protocol that most USENET machines now use it to allow news articles to propagate from one machine to another over a reliable connection．(73) is an approach preferred by cable TV providers ．In this solution the fiber terminates at an optoelectrical converter and the final segment is a shared coaxial cable．(74) is a device used to connect two separate network that use different communication protocol．(75) is a digital-to-digital polar encoding method in which the signal level is always either positive or negative．(71) A． MDB．RSAC．DESD．MIB(72)A．RTPB．RTTPC FTPD．NNTP(73) A． ADSLB．FTTCC．HFCD．FTTH(74)A ．RouterB．GatewayC．BridgeD．hub(75)A ．NNIB．NRZC．NAKD．NVT
The best method to stop a vessel from dragging anchor in a sand bottom is to ______.A.reduce the length of the cableB.pay out more anchor cableC.back the enginesD.swing the rudder several times to work the anchor into the bottom
The best method of protecting that portion of a fiber anchor line nearest the anchor from chafing on the bottom is by ______.A.using a small scope ratioB.replacing that portion with a short length of chainC.using a hockle to keep that portion of the anchor line off the bottomD.using a synthetic line
Inawebpagewithchechboxesyouneedtowriteejquerythatretrunsthenumbercheckedcheckboxes.() A.varn=$（“input：checked”）.length；B.varn=$（“：input，：checked”）.length；C.varn=$（“input：selected”）.length；D.varn=$（“：input，：selected”）.length；
执行下列程序后，输出结果为( )。 public class Test { public static void main (String[] args) { StringBuffer sb ＝ new StringBuffer("北京 2008" ); System. out. println ("length ＝" + sb. length ( ) ); } }A．length = 8B．length = 10C．length = 6D．length = 20
is a one-way function that takes an arbitrarily long piece of plaintext and from it computes a fixed-length bit string.(67)is a protocol that most USENET machines how use it to allow news articles to propagate from one machine to another over a reliable connection.(68)is an approach preferred by cable TV providers. In this solution the fiber terminates at an optoelectrical converter and the final segment is a shared coaxial cable.(69)is a device used to connect two separate network that use different communication protocol.(70)js a digitalA．MDB．RSAC．DESD．MIB
is a one -way function that takes an arbitrarily long piece of plaintext and from it computes a fixed-length bit string.(72) is a protocol that most USENET machines now use it to allow news articles to propagate from one machine to another over a reliable connection.(73) is an approach preferred by cable TV providers. In this solution the fiber terminates at an optoelectrical converter and the final segment is a shared coaxial cable.(74) is a device used to connect two separate network that use different communication protocol.(75) is a digital-to-digital polar encoding method in which the signal level is always either positive or negative.A．MDB．RSAC．DESD．MIB
The difference in water spray pattern between the high-velocity tip and low-velocity applicator used with the all-purpose nozzle is due to ______.A.a difference in water pressureB.the method of breaking up the water streamC.the length of the applicatorD.All of the above
According to the Rules, a vessel’s length is her ______.A.length between the perpendicularsB.length along the waterlineC.length overallD.registered length
In a project plan,when the project manager scheouies activities,he（or sha）often uses（ ）method,precedence relationships between acticities are represented by cireles connected by one or more arrows.The length of the arrow represents the duration of the relevant activity.A.causality diagramB.Gantt?chartC.histogramD.arrow djgram
Which two prevent a servlet from handling requests.？（）A、 The servlet’s init method returns a non-zero status.B、 The servlet’s init method throws a Servlet ExceptionC、 The servlet’s init method sets the Servlet Response’s context length to 0D、 The servlet’s init method sets the Servlet Response’s content type to null.E、 The servlet’s init method does NOT return within a time period defined by the servlet container.
Strings="This is the"；Stringt=s.concat（"String."）；t的内容是（）A、This is the StringB、This is theC、String
Definition of Length：（）A、The length shall be taken as 96% of the total lengthB、The length shall be taken as 96% of the LbpC、The length shall be taken as 96% of the total length on a waterline at 85% of the least moulded depth measured from the top of the keelD、The length from the fore side of the stem to the axis of the rudder stock on that waterline
Which methods from the String and StringBuffer classes modify the object on which they are called？（） A、The charAt（） method of the String class.B、The toUpperCase（） method of the String class.C、The replace（） method of the String class.D、The reverse（） method of the StringBuffer class.E、The length（） method of the StringBuffer class.
单选题The best method to stop a vessel from dragging anchor in a sand bottom is to（）.Areduce the length of the cableBpay out more anchor cableCback the enginesDswing the rudder several times to work the anchor into the bottom
单选题You are developing a method to decrypt data that was encrypted with the Triple DES Algorithm. The method accepts the following parameters： The byte array to be decrypted， which is named cipherMessage The key， which is named key An initialization vector， which is named iv You need to decrypt the message by using the TripleDES class and place the result in a string. Which code segment should you use？（）A AB BC CD D
多选题Definition of Length：（）AThe length shall be taken as 96% of the total lengthBThe length shall be taken as 96% of the LbpCThe length shall be taken as 96% of the total length on a waterline at 85% of the least moulded depth measured from the top of the keelDThe length from the fore side of the stem to the axis of the rudder stock on that waterline
单选题The difference in water spray pattern between the high-velocity tip and low-velocity applicator used with the all-purpose nozzle is due to（）.Aa difference in water pressureBthe method of breaking up the water streamCthe length of the applicatorDAll of the above
单选题The unit of duration of a dash in Morse Code is（）.Aone and one-half times the length of a dotBtwice the length of a dotCthree times the length of a dotDfour times the length of a dot
多选题Which two prevent a servlet from handling requests.？（）AThe servlet’s init method returns a non-zero status.BThe servlet’s init method throws a Servlet ExceptionCThe servlet’s init method sets the Servlet Response’s context length to 0DThe servlet’s init method sets the Servlet Response’s content type to null.EThe servlet’s init method does NOT return within a time period defined by the servlet container.
单选题The best method of protecting that portion of a fiber anchor line nearest the anchor from chafing on the bottom is by（）.Ausing a small scope ratioBreplacing that portion with a short length of chainCusing a hockle to keep that portion of the anchor line off the bottomDusing a synthetic line
填空题On Mindy's guitar, the frequency of a vibrating string varies inversely as the length of the string. When a guitar string of s inches in length that vibrates at a frequency of 80 cycles per second is shortened to 6 inches in length, it vibrates at a frequency of 120 cycles per second. What is the value of s?____
单选题Which methods from the String and StringBuffer classes modify the object on which they are called？（）AThe charAt（） method of the String class.BThe toUpperCase（） method of the String class.CThe replace（） method of the String class.DThe reverse（） method of the StringBuffer class.EThe length（） method of the StringBuffer class.
单选题One method of reducing the length of radio transmissions without distorting the meaning of your words is by using（）.AslangBsecret codesCprocedure wordsDanalogies