Field of view( FOV) relates to the ( )A、diameter of the patient apenure of the imagerB、maximum diameter of the patientC、diameter of the area that isreconstructedD、the diameter of a pixel
Field of view( FOV) relates to the ( )
- A、diameter of the patient apenure of the imager
- B、maximum diameter of the patient
- C、diameter of the area that isreconstructed
- D、the diameter of a pixel
相关考题：
FOV概念中，错误的是A.FOV即扫描视野B.扫描时根据扫描部位大小选定FOVC.当选定FOV时，像素大小与矩阵大小成反比D.相位方向FOV减小时，扫描时间不变E.矩阵不变增加FOV时，像素尺寸增大
Playing on a frozen sports field sounds like a hot of fun. Isn’t it rather risky,____?A. thoughtB. alsoC. eitherD. too
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Which frame field do error detection schemes view to perform their function?() A. ERRB. FlagC. FCSD. MTUE. MACF. PDU
FOV概念中，错误的是（）A、FOV即扫描视野B、扫描时根据扫描部位大小选定FOVC、当选定FOV时，像素大小与矩阵成反比D、相位方向FOV减小时，扫描时间不变E、矩阵不变增加FOV时，像素值增大
Which frame field do error detection schemes view to perform their function?（）A、ERRB、FlagC、FCSD、MTUE、MACF、PDU
Derek has created a view in the products.nsf database. Derek wants the markup column in the view to display the selling price of the cost. He wants this value to display in currency. Which one of the following should derekl do? （）A、 use the @currenty in thr column formula in the view B、 Select currency on the numbers tab in the view properties box C、 Select currency on the numbers tab in the column properties box D、 Select currency on the numbers tab in the field properties box
Derek has created a view in the sales.nsf db. Derek wants the sales value column in the view to be punctuated to display two decimal places . which one of the following should he do?（）A、 use the @function @decimal in the column formula in the view B、 select decimal on the numbers tab in the view properties box C、 select decimal on the numbers tab in the column properties boxD、 use the @function @decimal to format the value in the field on the form that will display in the view
tommy has created a sales view in his sales.nsf database. Tommy wants negative numbers in the sales number column in the view parenthesis. which one of the following should tommy do?（）A、select the parenthesis when negative value in the view properties box B、select the parenthesis when negative value in the column properties box C、use the @function @negative to set this in the column formula in the view D、use a formula to format the value in the field on the form that will be displaying in the view
when eduar tried open the coming attractions view. he got the following error message: incorrect data type for operator or @function: text expected. What did he do to cause this to happen?（）A、entered text in a number fieldB、neglected to place a formula in a validation eventC、neglected to place a formula in a translation eventD、combined a text field and a time field in formula
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jim has created a field hint for the address field. Users tell him this text disappears when they click in the address field. which one of the following is most likely reason?（）A、 the address field is computed B、 jim should have used a text popup C、 jim stored the field hint in the database D、 field hint only display when the user has not clicked in the field （field hint）
which one of the following accurately describes field names?（）A、they must be unique in a database B、they can only be used once in a view C、they can only used once on each form D、they can be used mulriple times on a form
单选题Derek has created a view in the products.nsf database. Derek wants the markup column in the view to display the selling price of the cost. He wants this value to display in currency. Which one of the following should derekl do? （）A use the @currenty in thr column formula in the view B Select currency on the numbers tab in the view properties box C Select currency on the numbers tab in the column properties box D Select currency on the numbers tab in the field properties box
单选题which one of the following accurately describes field names?（）Athey must be unique in a database Bthey can only be used once in a view Cthey can only used once on each form Dthey can be used mulriple times on a form
单选题jim has created a field hint for the address field. Users tell him this text disappears when they click in the address field. which one of the following is most likely reason?（）A the address field is computed B jim should have used a text popup C jim stored the field hint in the database D field hint only display when the user has not clicked in the field （field hint）
单选题nancy used a rich text field on a form to capture data. she would like to display the data in a view. which of the following should she do?（）Ause @texttorichtextBuse a richtext title fieldCuse the @text（fieldname） in the column formulaDnothing rich text display in the views
单选题Field of view( FOV) relates to the ( )Adiameter of the patient apenure of the imagerBmaximum diameter of the patientCdiameter of the area that isreconstructedDthe diameter of a pixel
单选题A view is created with the following statement:CREATE VIEW v1 AS SELECT col1, col2, col3 FROM t1 WHERE col4 1000 ; When will DB2 access the data from table T1 for view V1?（）AWhen view V1 is createdBEach time the REFRESH VIEW v1 statement is executedCEach time an SQL statement is executed against view V1DOnly the first time an SQL statement is executed against view V1
单选题A view is created with the following statement:CREATE VIEW v1 AS SELECT col1, col2, col3, col4 FROM t1 WHERE col4 1000 WITH CHECK OPTIONWhat is the effect of the CHECK OPTION clause?（）AAny row inserted or updated through view V1 must meet the condition that col4 1000.BFrom now on, any row inserted or updated in table T1 must meet the condition that col4 1000, but existing rows in the table are not checked.CAt view creation, DB2 will check the data in table T1, and if in any row doesn't meet the condition col4 1000, the view creation will be rejected.DAny row inserted or updated through view V1 must meet the condition that col4 1000 and no row in table T1 can be updated such that col4 = 1000, but new rows in the table can be inserted with col4 = 1000.
单选题What does the FORCE option for creating a view do?（）Acreates a view with constraintsBcreates a view even if the underlying parent table has constraintsCcreates a view in another schema even if you don't have privilegesDcreates a view regardless of whether or not the base tables exist
单选题Which of the following statements best expresses the authors view?AThe words people use can influence their behavior.BUnpleasant words in sports are often used by foreign athletes.CAggressive behavior in sports can have serious consequent.DUnfair judgments by referees will lead to violence on the sports field.
单选题Which frame field do error detection schemes view to perform their function?（）AERRBFlagCFCSDMTUEMACFPDU