Any exercise program needs a balance of both aerobic and________ exercises.
1).The step-test was given ()
A、after each exercise period
B、at the beginning and at the end of the seven week period
C、only once, at the beginning of the seven week period
D、twice to the men in Group A and once to the men in Group B
2).The post-exercise pulse rates of Group B were found on the average to have ()
A、not changed
B、gone down 28 beats per minute
C、gone down 30 beats per minute?
D、gone down 4 beats per minute
3).How many people were in each group? ()
A、100
B、50
C、25
D、15
4).What did Group A in their program? They ()every day.
A、stepped up and down on a bench
B、pushed and pulled on exercise handles
C、rode on an Exercycle
D、refrained from any exercise
5).When was pulse taken? ()
A、After every exercise period
B、Every day
C、Every time the ratio of active riding was increased
D、After the step-test
An application software is any program(68)to perform. a specific function directly for the user or, in some cases, for another application program.
A.design
B.designing
C.designed
D.praticed
此题为判断题(对,错)。
A(66)computer is a personal computer whose hardware is capable of using any or all 0f the following media in a program:audio,text,graphics,video and animation.
A.database
B.multimedia
C.network
D.mainframes
In C program, all variables must be declared before(52), usually at the(53) of the function before any executable statements.
A.stated
B.instructed
C.illustrated
D.use
The purpose of(66)is to enlarge the(67), the set of addresses a program can utilize. For example, it might contain twice as many addresses as main memory. A program using all of it, therefore, would not be able to fit in main memory all at once. Nevertheless, the computer could execute such a program by Copying into main memory those portions of the program needed at any given point during execution.
To facilitate copying(66)into real memory, the operating system divides it into pages, each of which contains a fixed number of addresses. Each page is stored on a disk until ii is needed. When the page is needed, the operating system copies it from disk to main memory, translating the(68)into real addresses. The process of translating virtual addresses into real addresses is called(69). The copying of virtual pages from disk to main memory is known as(70)or swapping.
A.fake memory
B.false memory
C.virtual memory
D.mendacious memory
如果“exercise”数据库已经存在,则可以打开该数据库的命令是()
A.create database exercise
B.modify database exercise
C.open exercise
D.modify exercise
The term“(67)program”means a program written in high-level language.
A.compiler
B.executable
C.source
D.object
The term "______ program" means a program written in high-level language.
A.compiler
B.executable
C.source
D.object
A.existing database and application program
B.application program and user interface
C.existing database and user interface
D.existing database, application program and user interface
A.Ownership of a majority of the equity shares
B.Ability to exercise control
C.Existence of significant influence
D.Exposure to variable returns from involvement with the investee32.