3.In disk scheduling when SCAN (Look) policy is applied and when last track reached in one direction
Options: (A)The service direction is reversed and scan proceeds in opposite direction. (B) The arm returns to the opposite end of the disk and scan begins again. (C) A and B both true. (D) None of these. | 75 15
Which of the following describes an industry-wide standard suite of protocols and algorithms that allows for secure data transmission over an IP-based network that functions at the layer 3 Network layer of the OSI model?
After coding a document into a digital signal, it can be sent by telephone, telex or satellite to the receiver where the signal is decoded and an exact copy of the original document is made. What is it called?
Options: Telex, Word processor, Facsimile, Electronic mail
When the RET instruction at the end of subroutine is executed,
Options: a . the information where the stack is iniatialized is transferred to the stack pointer b . the memory address of the RET instruction is transferred to the program counter c. two data bytes stored in the top two locations of the stack are transferred to the program counter d. two data bytes stored in the top two locations of the stack are transferred to the stack pointer
. You have got a bunch of digital holiday photo you want to put into a slide show. What the quickest method?
Options: a. Apply a multiple-picture layout to several slides, and use the clipart icon on the slides to import your picture b. On the insert menu, point to the picture, click from file, and select your picture in a group for each slide c. On the insert menu, point the picture and click new photo album d. All of the above
Options: (A)The science of collecting, organizing, and applying numerical facts (B) Measure of the probability that a certain hypothesis is incorrect given certain observations. (C) One of the defining aspects of a data warehouse, which is specially built around all the existing applications of the operational data(D) None of these 8
In 1943, Franklin D. Roosevelt, Winston Churchill and Joseph Stalin met at Teheran primarily
Options: to discuss the strategy to be adopted by the Allies to invade Germany, to consider a common plan of action by the Allies forces against the axis powers, for creating an effective instrument for maintaining international peace, to work out a common line of action against Japan