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IT Quiz - 5

1. Which of the following memories/storage devices has the fastest access speed?
[A]RAM
[B]ROM
[C]Cache Memory
[D]Hard Disk



2. Entity-Relationship Model falls under which of the following Data Models?
[A]Relational Model
[B]Network Model
[C]Hirerarchical Model
[D]Object-Based Logical Model



3. Which of the following systems helps users to collaborate with each other to accomplish and manage structural work tasks within a knowledge-based business process?
[A]Electronic Meeting System
[B]Workflow System
[C]Teleconferencing
[D]Data Conferencing



4. In which of the following analyses, an end user makes changes to variables or relationships among them, and observes the resulting changes in the values of other variables?
[A]What-if Analysis
[B]Sensitivity Analysis
[C]Goal-seeking Analysis
[D]Optimization Analysis



5. User interfaces enable the users to perform which of the following functions?
I. Log on to the system by providing a user name and a password.
II. Trigger Application Programs.
III. Shut down the operations of the computer safely by following an orderly shutdown procedure.
[A]Only (I) above
[B]Only (II) above
[C]Only (III) above
[D]All (I), (II) and (III) above



6. Which of the following applications usually involves software packages that assist the software developers to perform many of the activities of the systems development cycle?
[A]Executive Information System
[B]Computer-Aided Software Engineering
[C]Office Information System
[D]Multimedia Database



7. Which of the following is not a correct rule with respect to variables in C language?
[A]Variables should begin with a letter
[B]Variables are case sensitive
[C]Variable names should not be keywords
[D]Underscores are not allowed in defining variable names



8. Functional requirements of a system are developed in which of the following stages of Systems Development Life Cycle (SDLC)?
[A]Systems Investigation
[B]Systems Analysis
[C]Systems Design
[D]Systems Implementation



9. Which of the following layers of OSI Reference Model performs checksum Cyclic Redundancy Check (CRC) to detect and correct errors in the transmission of data?
[A]Transport Layer
[B]Network Layer
[C]Data Link Layer
[D]Session Layer



10. Which of the following is a tool that is used for planning program logic and makes use of "imitation code" that imitates real programming language?
[A]Flowchart
[B]Decision Table
[C]Program Design Language
[D]Compiler



11. The default initial value is zero for which of the following storage classes in C language?
[A]Automatic
[B]External
[C]Static
[D]Both (b) and (c) above



12. Which of the following features of Netware operating system provides both users and network administrators with a single integrated view of an entire network and the servers connected to it?
[A]Redirector
[B]Netware Core Protocol (NCP)
[C]Netware Loadable Module (NLM)
[D]Netware Directory Services (NDS)



13. Which of the following multi-processing systems has the least interprocessor distance?
[A]Multicomputer
[B]Data Flow Machine
[C]Local Area Network
[D]Metropolitan Area Network



14. Which of the following contains a collection of documents inter-linked by hyperlinks over the Internet?
[A]Intranet
[B]Local Area Network
[C]Metropolitan Area Network
[D]World Wide Web



15. Design of easy-to-use web pages is an example of
[A]Computer-Aided Design (CAD)
[B]User Interface Design
[C]Data Design
[D]Process Design



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