What is the purpose of Spanning Tree Protocol in a switched LAN?
Options: To provide a mechanism for network monitoring in switched environments, To prevent routing loops in networks with redundant paths, To prevent switching loops in networks with redundant switched paths, To manage the VLAN database across multiple switches
Which of the following describes the operation of a positive edge-triggered D-type flip-flop?
Options: If both inputs are HIGH, the output will toggle., The output will follow the input on the leading edge of the clock., When both inputs are LOW, an invalid state exists., The input is toggled into the flip-flop on the leading edge of the clock and is passed to the output on the trailing edge of the clock.
1.When process is swapped out of main memory and put in a suspended state
Options: (A)All of its resident pages are moved out. (B) All of the pages that were previously in main memory are returned to main memory. (C) Pages other than the one demanded by a page fault are bought in main memory. (D) None of these. 10
5.The difference between linear array and a record is
Options: (A)An array is suitable for homogeneous data but hte data items in a record may have different data type (B) In a record, there may not be a natural ordering in opposed to linear array. (C) A record form a hierarchical structure but a linear array does not (D) All of above 5
Options: It automatically completes abbreviated words
B. It completes text entries that match an existing entry in the same column
C. It completes text and numeric entries that match an existing entry in the same column
D. It completes text entries that match an existing entry in the same worksheet
Options: (A)The set of system services and constraints in details (B) System functions that restricts the use of objects to certain users. (C) Purposeful collection of interrelated components that work together to achieve some objective. (D) None of these 26
Options: (A)Here each component has a unique name and an associated set of attribute, which differs for each version of component (B) Extent to which a software system records information concerning transactions performed against the system (C) Extent to which a system or component is operational and accessible when required for use (D) They are used to describe the over all behavior of the system 12
Options: (A)A measure of the amount of work a system can perform (B) It provides automated support for software process. (C) Support individual process tasks (D) Set of tools to support a particular phase of software process such as design, implementation or testing: 13