Description : A scheduling Algorithm assigns priority proportional to the waiting time of a process. Every process starts with priority zero (lowest priority). The scheduler re-evaluates the process priority for every 'T' time ... (A) Priority scheduling (B) Round Robin Scheduling (C) Shortest Job First (D) FCFS
Last Answer : (B) Round Robin Scheduling
Description : Which of the following statements is not true about disk-arm scheduling algorithms ? (A) SSTF (shortest seek time first) algorithm increases performance of FCFS. (B) The number of requests for disk ... arm movements. (D) SCAN and C-SCAN algorithms are less likely to have a starvation problem.
Last Answer : (B) The number of requests for disk service are not influenced by file allocation method.
Description : In operationg system, Round Robin Scheduling means : (1) A kind of scheduling (2) Repetition policy (3) A memory allocation policy (4) A process allocation policy
Last Answer : A kind of scheduling
Description : Which of the following scheduling algorithms may cause starvation? a. First-come-first-served b. Round Robin c. Priority d. Shortest process next e. Shortest remaining time first (1) a, c and e (2) c, d and e (3) b, d and e (4) b, c and d
Last Answer : Answer: 2
Description : If the Disk head is located initially at track 32, find the number of disk moves required with FCFS scheduling criteria if the disk queue of I/O blocks requests are: 98, 37, 14, 124, 65, 67 (A) 320 (B) 322 (C) 321 (D) 319
Last Answer : (C) 321
Description : Consider three CPU intensive processes P1, P2, P3 which require 20, 10 and 30 units of time, arrive at times 1, 3 and 7 respectively. Suppose operating system is implementing Shortest Remaining Time first (preemptive scheduling) ... end of Ready queue are not counted). (A) 3 (B) 2 (C) 4 (D) 5
Last Answer : (A) 3
Description : Explain Round Robin algorithm with suitable example.
Last Answer : It is preemptive scheduling algorithm. A small unit of time known as a time quantum or time slice is used for pre-emption of a currently running process. Ready queue is implemented as a circular ... has received 1 time quantum, the CPU returns to process P1 for an additional time quantum.
Description : A virtual memory based memory management algorithm partially swaps out a process. This is an example of (A) short term scheduling (B) long term scheduling (C) medium term scheduling (D) mutual exclusion
Last Answer : (C) medium term scheduling
Description : Which of the following statements is not true for Multi Level Feedback Queue processor scheduling algorithm? (A) Queues have different priorities. (B) Each queue may have different scheduling algorithm (C) ... to a queue (D) This algorithm can be configured to match a specific system under design
Last Answer : (C) Processes are permanently assigned to a queue
Description : Consider a disk queue with I/O requests on the following cylinders in their arriving order: 6,10,12,54,97,73,128,15,44,110,34,45 The disk head is assumed to be at cylinder 23 and moving in the direction ... . The disk head movement using SCAN-scheduling algorithm is: (1) 172 (2) 173 (3) 227 (4) 228
Last Answer : (2) 173
Description : A decoder is required in case of a ______________ a) Vertical Microinstruction b) Horizontal Microinstruction c) Multilevel Microinstruction d) All types of microinstructions
Last Answer : Answer: a Explanation: There are two types of microinstructions: Horizontal and Vertical. In a horizontal microinstruction, each bit represents a signal to be activated whereas, in case ... of Computer Fundamentals Interview Questions and Answers for freshers focuses on The Decimal Number System
Description : Does c++ support multilevel and multiple inheritance?
Last Answer : Yes.
Description : Virtual constructor: Constructors cannot be virtual. Declaring a constructor as a virtual function is a syntax error. Does c++ support multilevel and multiple inheritance?
Description : Modern assemblers for RISC based architectures make optimization of instruction scheduling to make use of CPU __ efficiently: a. Pipeline b. Without pipeline c. Botha &b d. None of these
Last Answer : a. Pipeline
Description : A thread is usually defined as a light weight process because an Operating System (OS) maintains smaller data structure for a thread than for a process. In relation to this, which of the following ... separate stack for each thread. (D) OS does not maintain virtual memory state for each thread.
Last Answer : (B) OS maintains only CPU registers for each thread.
Description : Consider the following justifications for commonly using the two-level CPU scheduling : I. It is used when memory is too small to hold all the ready processes. II. Because its performance is same as that of the FIFO. III. Because it ... ? (A) I, III and IV (B) I and II (C) III and IV (D) I and III
Last Answer : (D) I and III
Description : Who wants to do a round robin story?
Last Answer : It was extremly crowded in there. Everyone was Christmas shopping. Nooks and books were all being rung up. Then, I looked across the crowded, chaotic space and saw….
Description : Why did Charlotte Doyle tell jaggery about the round robin?
Last Answer : What is the answer ?
Description : What is used to see if a client is still connected to a NetWare server? A. Spoofing TCP/SAP B. Watchdog packet C. GNS Round Robin D. DNS Round Robin
Last Answer : Watchdog packet
Description : The modes of a MAC to share a transmission medium are ___. A. Round Robin B. Reservation C. Contention D. All the above
Last Answer : A. Round Robin
Description : The Token Ring implementation works on the __ mode. A. Contention B. Reservation C. Round Robin D. None
Last Answer : C. Round Robin
Description : In queuing theory, FCFS stand for .............................. a. First Cum First Served b. First Customer Fist Served c. Fast Channel First Served
Last Answer : a. First Cum First Served
Description : Assuming that the disk head is located initially at 32, find the number of disk moves required with FCFS if the disk queue of I/O block requests are 98, 37, 14, 124, 65, 67: (A) 310 (B) 324 (C) 320 (D) 321
Last Answer : (D) 321
Description : A ______ contains specific rules and words t hat express the logical steps of an algorithm a) Programming language b) Syntax error c) Programming structure d) Logic chart e) None of these
Last Answer : a) Programming language
Description : Components that provide internal storage to the CPU are ______ a) Registers b) Program Counters c) Controllers d) Internal chips
Last Answer : Answer: a Explanation: The Registers are the fast storage units. They are responsible for storing intermediate computational results in the CPU. The registers can be user accessible or inaccessible
Description : In computer processing, ______ selects processes from the pool and loads them into memory for execution. (1) Job Scheduler (2) Resource Scheduler (3) CPU Scheduler (4) Process Scheduler
Last Answer : Job Scheduler
Description : Apart from the Central Level Planning, what are the other levels in the multilevel planning ? -Geography
Last Answer : 1. State-level planning. 2. District-level planning. 3. Block-level planning. 4. Panchayat level planning.
Description : What is the difference between numbered text and multilevel numbered text?
Last Answer : 1
Description : Starting a Multilevel Marketing Firm?
Last Answer : Starting a multilevel marketing firm is an excellent way to make residual income. Earn money even when you are not working, with a multilevel marketing firm. Millions of people have made money in this business, and the profits are endless. Start your own firm today and watch the money roll in.
Description : Benetton, a leading manufacturer of knitwear, expanded its operations to include retail outlets in the United States and Europe. This type of integration is called A)horizontal. B)vertical. C)multilevel. D)retail. E)merchandising.
Last Answer : B)vertical
Description : Goods or services reach the market place through ________. A. marketing channels. B. multilevel pyramids. C. monopolies. D. multiplication.
Description : Write a C++ program for following multilevel inheritance. Accept and display data for one car with all details.
Last Answer : #include<iostream.h> #include<conio.h> class Carmanufacturer { char Name[10]; public: void getcarm() { cout<<"\nEnter Car Name "; cin>>Name; } void putcarm() ... getcar(); c.putcarm(); c.putcarmodel(); c.putcar(); getch(); }
Description : What is multiple inheritance? What is multilevel inheritance? What is difference between them?
Last Answer : Multiple Inheritance: When A derived class is derived from more than one base class then it is known as multiple inheritance. A derived class can inherit the attributes of all base classes ... , last derived class will inherit only public property of all class including intermediate class.
Description : What is multilevel inheritance? Draw the diagram to show multilevel inheritance. using classes with data member and member function.
Last Answer : When a class is derived from another derived class then it is called as multilevel inheritance.
Description : ______ is a static algorithm in which every incoming packet is sent out on every outgoing line except the one it arrives on. This method usually generates vast number of duplicate packets.. A. Flooding B. Wait and watch C. congestion D. both a and c
Last Answer : A. Flooding
Description : FIFO scheduling is: a) Preemptive Scheduling b) Non Preemptive Scheduling c) Deadline Scheduling d) None of The Above
Last Answer : b) Non Preemptive Scheduling
Description : Which one among the following is not included in the basic functions of operating system? 1) Job Control 2) Job Scheduling 3) Memory Management 4) Data Management
Last Answer : 1) Job Control
Description : Which scheduling service is used to handle traffic with different priorities? (1) Traffic management (2) QoS traffic scheduling (3) QoS Scheduler (4) Qos Manager
Last Answer : QoS traffic scheduling
Description : The simplest type of switching fabric is the ______ switch. A) crosspoint B) crossbar C) TSI D) STS
Last Answer : crossbar
Description : A ______ organizational structure is the simplest form and has clear lines of authority and ease of decision making. (a) Horizontal ; (b) Line ; (c) Vertical ; (d) Staff
Last Answer : (b) Line ;
Description : If you were Robin Hood, who would you steal from and who would you give to?
Last Answer : I’d steal Triar Fuck’s virginity, giving it to Kevin Costner.
Description : Does anyone have a video or interesting story about Robin Williams?
Last Answer : Your link doesn’t work in your details , maybe you would like to give it another try?
Description : Do you think Robin Williams wouldn't have committed suicide if he wasn't a celebrity?
Last Answer : Depression is an equal-opportunity destroyer. I think it’s good that he found success in film—it was a good outlet for that extraordinary energy and talent. I am deeply saddened by his suicide.
Description : Is it true that Robin Williams commited suicide?
Last Answer : Yes, just saw it. Sad, I loved many of his characters. Report said he had severe depression.
Description : Question about the legality of Robin Hood.
Last Answer : It’s a popularity ponsi scheme
Description : What to do about an injured baby robin?
Last Answer : answer:I recommend watching for a bit longer to see if the mother eventually helps the poor little guy. If she doesn't come to his aid within a few hours, I would take him into a veterinarian. Most ... don't treat avian issues. Thanks for helping! I'll bet the little robin will appreciate it. :-)
Description : Any ideas about what to do with a robin that's established his breeding territory at the end of my house and his prime rival is his reflection in my sliding glass door?
Last Answer : I think you may find this useful. It recommends trying to put cling film or something over the outside of the glass to remove the reflection
Description : Do you suppose Medieval English longbowmen could do "trick shots" like Robin Hood?
Last Answer : I do suppose that they would become quite skilled at trick shots,much like me and my magical nine iron.:) Sooner or later one would get bored and want more of a challenge I would think
Description : Boring Question #50: Why did they call Robin, Robin when there were better birds to choose from?
Last Answer : Because the creators were big fans of Robin Hood, his original costume was inspired by the medieval look of the legendary dweller of sherwood forest, the name stuck.
Description : Is there such a thing as a definitive account of the legend of Robin Hood?
Last Answer : answer: Because the Robin Hood character is first attested in popular ballads, there is no definitive account of Robin Hood, no original story. It seems clear that many of the elements of the ... of the Sheriff. Robin is also famous for being a trickster , and he loves disguises. Mythforklore