Computer Science Questions
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An input message to a state-dependent control object corresponds to:(a) An event on the internal state machine(b) An action on the internal state machine(c) A condition on the internal state machine(d) A state on the internal state machine
What is a class interface?(a) Specifies the internals of the operations of a class(b) Specifies the externally visible operations of a class(c) Specifies the parameters of a class operation.(d) Specifies the signature of a class operation
What is a dynamic view of a software architecture?(a) A view in terms of a module hierarchy(b) A view in terms of components and connectors(c) A view of the physical configuration in terms of nodes and interconnections(d) A view in terms of objects and messages
Which of the following is a class that realizes an interface?(a) The class calls the interface.(b) The class implements the interface.(c) The class is called by the interface.(d) The class is independent of the interface.
Where is all the information about each process stored in operating systems? *0/1Program tableProcess tablePage tableVirtual table
When is a control subsystem required?(a) If the subsystem needs to control several internal objects(b) If the subsystem needs to control multiple I/O devices(c) If the subsystem needs to control multiple client subsystems(d) If the subsystem needs to control the execution of other subsystems
How should an external object be designed to interface to the system?(a) It should interface to one subsystem.(b) It should interface to several subsystems.(c) It should interface to every subsystem.(d) It should interface to none of the subsystems.Một đối tượng bên ngoài nên được thiết kế như thế nào để giao tiếp với hệ thống? (a) Nó nên giao tiếp với một hệ thống con. (b) Nó nên giao tiếp với một số hệ thống con. (c) Nó nên gi
An interaction diagram should be developed for:(a) Only the main sequence of the use case(b) The main sequence and every alternative sequence of the use case(c) The main sequence and a representative alternative sequence of the use case(d) The alternative sequences of the use case
Which of the following is NOT an object-oriented concept?(a) Information hiding(b) Class(c) Subclass(d) SubroutineKhái niệm nào sau đây KHÔNG phải là khái niệm hướng đối tượng? (a) Ẩn thông tin (b) Lớp (c) Lớp con (d) Chương trình con
Which of the following statements is NOT true for a component?(a) A composite object composed of other objects(b) An operation(c) A simple object(d) Provides an interface
What is an information hiding object?(a) An active object that encapsulates data(b) A passive object that encapsulates data(c) A class that encapsulates data(d) A task that encapsulates data
What does the software architecture describe?(a) The software inside a building(b) The structure of a client/server system(c) The overall structure of a software system(d) The software classes and their relationships
How would two state-dependent control objects communicate with each other?(a) By sending messages to each other(b) By transitioning to the same state(c) Through an entity object(d) Through a proxy objectHai đối tượng điều khiển phụ thuộc vào trạng thái sẽ giao tiếp với nhau như thế nào? (a) Bằng cách gửi tin nhắn cho nhau (b) Bằng cách chuyển sang cùng một trạng thái (c) Thông qua một đối tượng thực thể (d) Thông qua một đối
Microsoft Access is the most ______ database program
A user interface subsystem is a type of:(a) Control subsystem(b) Service subsystem(c) Client subsystem(d) I/O subsystem
What is the output of the following list operation?list = [1, 3, 5, 2, 0, 7, 4]print(list[:2])A. [1, 3]B. [1, 3, 5]C. [1]D. [5, 2, 0, 7, 4]
Which of the following objects are NOT likely to be in the same subsystem?(a) User interface object and entity object(b) State-dependent control object and coordinator object(c) Business logic object and entity object(d) I/O object and state-dependent control object
What is Kruskal's Algorithm used for in a graph?A. To find Minimum spanning treeB. To find a circleC. To traverse a graphD. To find a path
Consider the following operation performed on a stack of size 5:Push(1);Push(2);Push(3);Pop();Push(4);Pop();Pop();Push(5);After the completion of all operations, the number of elements present on the stack are:A. 1B. 2C. 3D. 4
In hashing, what is direct addressing?A. Distinct array position for every possible keyB. Fewer array positions than keysC. Fewer keys than array positionsD. Same array position for all keys
