ITSS運行維護系列標準從服務對象、服務過程和服務能力等方面提出了規(guī)范性要求。其中（）標準為運行維護服務組織提供了一個運行維護服務能力模型，通過策劃、實施、檢查和改進來幫助組織實施運行維護服務能力的持續(xù)提升。
A、《信息技術服務 運行維護 第1部分：通用要求》
B、《信息技術服務 分類與代碼》
C、《信息技術服務 運行維護 第2部分：交付規(guī)范》
D、《信息技術服務 運行維護 第3部分：應急響應規(guī)范》

依據(jù)《中華人民共和國招標法》，以下描述不正確的是（）
A、依法必須進行招標的項目，其招標活動不受地區(qū)或部門的限制
B、為保證招標工作的公正性，招標人需委托代理機構，不得自行辦理招標事宜
C、任何單位和個人不得以任何方式為招標人指定招標代理機構
D、招標代理機構與行政機關和國家機關不得存在隸屬關系

（）is a discipline with in the information technology and information systems domain and is concerned with making the planning process for information technology investments and decision-making a quicker，more flexible，and more thoroughly aligned process.
A、Information technology planning
B、Service monitor management
C、Service design
D、Information technology audit

Change management would typically be composed of the raising and recording of changes, assessing the impact, cost, benefit and risk of proposed changes,developing business justification and obtaining approval, managing and coording change implementation, monitoring and reporting on implementation, reviewing and closing （）.
A、change reason
B、change model
C、remediation plan
D、change requests

A service level agreement is an agreement between two or more parties, where one is the customer and the others are ().
A、service brokers
B、service providers
C、service auditors
D、key customers

PCDA（Deming cycle）is an iterative four－step management method used in continual improment of processes and products.During the（）phase，the data and results gathered from the do phase are evaluated.Data is compared to the expected outcomes to see any similarities and differences.
A、plan
B、do
C、check
D、act