Password exam (1) and answer

(1) In A full binary tree with A depth of 5, the number of leaf nodes is A) 32B) 31C) 16D) 15 (2) if A binary tree uses abdgcefh as its forward traversal access order and dgbaechf as its central traversal access order, the node access order for the subsequent traversal is A) bdgcefhaB) gdbecfhaC) bdgaechfD) gdbehfca (3) Some important programs

(1) In A full binary tree with A depth of 5, the number of leaf nodes is A) 32 B) 31 C) 16 D) 15 (2) if A binary tree uses abdgcefh in the forward traversal and dgbaechf in the middle traversal, the node access order in the latter traversal is A) bdgcefha B) gdbecfha C) bdgaechf D) gdbehfca (3) Some important programs

(1) In a full binary tree with a depth of 5, the number of leaf nodes is
A) 32
B) 31
C) 16
D) 15
(2) If the sequential traversal access order of a binary tree is abdgcefh and the sequential traversal access order is dgbaechf, the node access order of the sequential traversal is
A) bdgcefha
B) gdbecfha
C) bdgaechf
D) gdbehfca
(3) Some important programming languages (such as C and Pascal) Allow recursive calls of the process. Implement Recursion
Storage Allocation in the call is usually used
A) Stack
B) Heap
C) array
D) linked list
(4) Software Engineering The theoretical and technical research mainly includes software development technology and
A) Eliminate software crisis
B) Software Engineering Management
C) automation of Program Design
D) Reusable Software
(5) What is essential for improving the efficiency of developers during software development?
A) Resource management functions of the Operating System
B) advanced software development tools and environments
C) Number of program personnel
D) parallel processing capability of computers
(6) In software testing design, the main purpose of software testing is
A) Experimental running software
B) Verify that the software is correct
C) identify all errors in the software
D) execute the program when a software error is detected
(7) the smallest unit of data processing is
A) data
B) data elements
C) data items
D) Data Structure
(8) The index belongs
A) Mode
B) Internal Mode
C) External Mode
D) concept Mode
(9) which of the following statements about the database system is true?
A) The database system reduces data redundancy
B) The database system avoids all redundancy.
C) data consistency in the database system is consistent with the index data type.
D) database systems can manage more data than file systems
(10) The core of the database system is
A) Database
B) Database Management System
C) Simulation Model
D) Software Engineering
(11) In the following database systems (composed of four parts: database application system, operating system, database management system, and hardware), the location of the database application system is

A) 1
B) 3
C) 2
D) 4

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(12) What are the core and management objects of the database system among the four elements of the database system?
　　
A) Hardware
B) Software
C) Database
D) persons
(13) which database object in the Access database is the basis of other database objects?
A) Reports
B) Query
C) Table
D) Module
(14) by associating the same field of the keyword "don't", the relationship between table 2 and table 1 is

A) one-to-one
B) many-to-one
C) one-to-many
D) many-to-many
(15) If you want to add an internet site to a database table, the field type used is
A) OLE object data type
B) Super connection data type
C) Check the wizard Data Type
D) automatically numbered Data Types
(16) In the five most important queries of Access, data can be retrieved from one or more tables. Under certain restrictions, you can also use this query method to change
A) Select Query
B) parameter query
C) Operation Query
D) SQL query
(17) which query contains an SQL SELECT statement in another selection or operation query? You can enter these statements in the "fields" line of the query design grid to define new fields, or define the field criterion in the "criterion" line?
A) Joint Query
B) pass Query
C) data definition Query
D) subquery
(18) which of the following three views do not belong to a query?
A) design view
B) template View
C) data table View
D) SQL View
(19) You can use
A) Abs ([score])
B) Int ([score])
C) Srq ([score])
D) Sgn ([score])
(20) In the query design view
A) You can add database tables or add queries.
B) Only database tables can be added.
C. Only query can be added.
D) neither of the above can be added.
(21) The form is an object in the Access database. Which of the following is not a function of the form?
A) input data
B) edit data
C) Output Data
D) display and query the data in the table
(22) There are three types of views in the form. The window used to create or modify the form is
A) "design" View
B) "form" View
C) "data table" View
D) "pivot table" View
(23) The property value of "special effect" is used to set the display effect of the control. Which of the following is the property value of "special effect "?
① "Plane", ② "color", ③ "Raised", ④ "etching", ⑤ "Transparent", ⑥ "shadow", 7 "sag", and cutting marks" and "tilt"
A) ① ② ③ ⑤ ⑥
B) ① ③ ⑤ ⑥ 7th
C) ① ④ 72.16.pdf
D) ① ③ ⑥ 7th
(24) window events refer to events triggered during window operations. Which of the following do not belong to window events?
A) "LOAD"
B) "open"
C) "close"
D) "OK"
(25) which of the following statements about data processing in reports are true?
A) reports can only input data
B) reports can only output data.
C) report data input and output
D. Report data cannot be input or output

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(26) which of the following operation intervals is used for grouping statistics of reports?
A) Report subject region
B) page header or footer area
C) report header or report footer area
D) group header or group footer area
(27) to display the page number at the bottom of each page of the report, set
A) Report Header
B) page header
C) page footer
D) report footer
(28) to display the page number in the format of "7/total 10 pages" on the report, set the control source of the computing control
A) [Page]/total [Pages]
B) = [Page]/total [Pages]
C) [Page] & "/total" & [Pages]
D) = [Page] & "/total" & [Pages]
(29) which of the following statements can publish data in the Access database on the Internet?
A) Query
B) data access page
C) Form
D) report
(30) in the toolbox of the data access page, to insert the scrolling text in a box, the selected icon is
　　
(31) which of the following statements about macro operations is false?
A) You can use macro groups to manage related macros.
B) Use macros to start other applications.
C) All macro operations can be converted into corresponding module code.
D) The control values of the form or report cannot be applied to the macro relational expressions.
(32) The macro command used to maximize the activation window is
A) Minimize
B) Requery
C) Maximize
D) Restore
(33) to reference the value of the Control Name on the report exam in a macro expression, you can use the reference expression.
A) Reports! Name
B) Reports! Exam! Name
C) exam! Name
D) Reports exam Name
(34) The function that determines whether a date expression can be converted to a date or time is
A) CDate
B) IsDate
C) Date
D) IsText
(35) which of the following options defines an array consisting of 10 integer numbers? The array element is from NewArray (1) To NewArray (10 )?
A) Dim NewArray (10) As Integer
B) Dim NewArray (1 To 10) As Integer
C) Dim NewArray (10) Integer
D) Dim NewArray (1 To 10) Integer
Blank question:
(1) In the tree structure, the root node does not have [1 ].
(2) Jackson's structured programming method was proposed by M. Jackson of the UK. It is a design method oriented to [2.
(3) In an object-oriented model, the most basic concepts are objects and [3 ].
(4) The purpose of software design modularization is [4 ].
(5) data models are divided into three types based on different application layers: conceptual data models, [5] and physical data models.
(6) a row in the tables Table is called the link [6 ].
(7) The three basic relational operations are [7], [8], and join.
(8) A form consists of multiple parts, each of which is called a "9". Most of the forms only contain "10 ].
Section
Subject
(9) [11] is an object used to display data, perform operations, and decorate the form on the form.
(10) A primary report can contain up to 12 subforms or subreports.
(11) In the Toolbox on the data access page, the icon name is [13 ].
(12) data access pages have two views: page view and [14 ].
(13) The keyword defining a symbolic constant in VBA is [15 ].

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Reference answer
Multiple choice questions:
01-05 B d a B 06-10 d c B 11-15 d c B 16-20 A D B
21-25 c a d B 26-30 D C D & nbs