4.If normalized turnaround time of different process are given. Then Highest response ratio next policy in uniprocessor scheduling policy selects.
Options: (A)The ready process with lowest normalized turnaround time. (B) The ready process with highest normalized turnaround time. (C) The process with shortest expected processing time. (D) The process with highest expected processing time. 12
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
Which of the following is not a limitation of binary search algorithm?
Options: a. must use a sorted array b. requirement of sorted array is expensive when a lot of insertion and deletions are needed c. there must be a mechanism to access middle element directly d. binary search algorithm is not efficient when the data elements are more than 1000.
9.In Excel data marker on a chart are linked to data points in a worksheet, therefore,
Options: (A)You can automatically apply formatting to a data series (B) You can change the position of a data marker and automatically change the data point value in the worksheet (C) You can change a data print value and automatically are draw the chart (D) (A)and (B)