单选题在只有单重继承的类层次结构中，类层次结构是 (60) 层次结构。
单选题某一资格考试系统的需求为：管理办公室发布考试资格条件，考生报名，系 统对考试资格审查，并给出资格审查信息；对符合资格条件的考生，管理办公室 给出试题，考生答题，管理办公室给出答案，系统自动判卷，并将考试结果发给 考生
单选题某二进制无符号数11101010，转换为3位非压缩BCD数，按百位、十位和个位的顺序表示应分别为 (10) 。
单选题在PowerPoint中，在浏览视图下，按住Ctrl并拖动某幻灯片，可以完成 (5) 操作。
单选题（ ）不属于脚本语言
单选题Local bus can increase the data throughput. The bus that is most frequently used is (75) 。
单选题计算机的基本指令由 (6) 两部分构成。
单选题下列选项中，不属于死锁产生的必要条件的是 (25) 。
单选题双层双面只读DVD盘片的存储容量可以达到 (65) 。
单选题将含100个结点的完全二叉树从根这一层开始，每层从左到右依次对结点编号，根结点的编号为1。编号为49的结点X的双亲编号为 (39) 。
单选题在一个单链表中，若删除p所指结点的后继结点，则执行 (38) 。
单选题采用全双工通信方式，数据传输的方向性结构为 (70) 。
单选题The purpose of the requirements definition phase is to produce a clear, complete, consistent, and testable {{U}}(87) {{/U}} of the technical requirements for the software product. During the requirements definition phase, the requirements definition team uses an iterative process to expand a broad statement of the system requirements into a complete and detailed specification of each function that the software must perform and each {{U}}(88) {{/U}} that it must meet. The starting point is usually a set of high-level requirements from the {{U}}(89) {{/U}} that describe the project or problem. In either case, the requirements definition team formulates an overall concept for the system and the defines {{U}}(90) {{/U}} showing how the system will be operated, publishes the system and operation concept documents, and conducts a system concept review (SCR). Following the SCR, the team derives {{U}}(91) {{/U}} requirements for the system from the highlevel requirements and the system operations concept. Using structured or object-oriented analysis,the team specifies the software functions and algorithms needed to satisfy each detailed requirements.
单选题GB/T14394-93《计算机软件可靠性和可维护性管理》是 (25) 。
单选题在以下对通用串行总线(USB)接口特点的描述中，不正确的是 (7) 。
单选题多媒体电子出版物创作的主要过程可分为{{U}} (41) {{/U}}。基于内容检索的体系结构可分为两个子系统：{{U}} (42) {{/U}}。
单选题The main function of a processor is to (68) and carry out instructions which usually consist of operation and (69) . The term to measure the speed of the processor is called a Megahertz (MHz), which means million (70) per second.
单选题软件维护工作的最主要部分是______。 A．校正性维护 B．适应性维护 C．完善性维护 D．预防性维护
单选题70.{{U}} {{/U}}不是项目目标特性。 A．多目标性 B．优先性 C．临时性 D．层次性
单选题如果按变址方式读取操作数，则有效地址是指 (6) 。