Description : A direct method of deadlock prevention is to prevent the occurrence of ………….. A) Mutual exclusion B) Hold and wait C) Circular waits D) No preemption
Last Answer : C) Circular waits
Description : The following conditions of policy must be present for a deadlock to be possible. i) Mutual exclusion ii) Hold and wait iii) No preemption iv) Circular wait A) i, ii and iii only B) ii, iii and iv only C) i, iii and iv only D) All i, ii, iii and iv
Last Answer : D) All i, ii, iii and iv
Description : Which are the condition that should be met in order to produce a deadlock. a. Mutual exclusion b. Hold and Wait Cc. No preemption d. Circular wait e. Allofthese
Last Answer : e. Allofthese
Description : Match the following. i) Mutual exclusion a) A process may hold allocated resources while waiting assignment. ii) Hold and wait b) No resource can be forcibly removed from a process holding it. iii) No preemption c) Only one process may use ... , ii-c, iii-b C) i-b, ii-c, iii-a D) i-c, ii-a, iii-b
Last Answer : D) i-c, ii-a, iii-b
Description : Necessary conditions for deadlock are: a) Non preemptive and circular wait b) Mutual exclusion and partial allocation c) Both of The Above d) None of The Above
Last Answer : b) are privileged calls that are used to perform resource management functions, which are controlled by the operating system
Description : ……………. Can be defined as the permanent blocking of a set of processed that either complete for system resources or communicate with each other. A) Deadlock B) Permanent lock C) Starvation D) Mutual exclusion
Last Answer : A) Deadlock
Description : ………………. Techniques can be used to resolve conflicts, such as competition for resources, and to synchronize processes so that they can cooperate. A) Mutual Exclusion B) Busy Waiting C) Deadlock D) Starvation
Last Answer : A) Mutual Exclusion
Description : …………… is a condition in which there is a set of concurrent processes, only one of which is able to access a given resource or perform a given function at any time. A) Mutual Exclusion B) Busy Waiting C) Deadlock D) Starvation
Description : Which are the characteristics of deadlocks. a. Mutual exclusion b. Hold and wait Cc. No pre-emption d. = Circular wait e. Allof these
Last Answer : e. Allof these
Description : Which of the following is not the approach to dealing with deadlock? A) Prevention B) Avoidance C) Detection D) Deletion
Last Answer : D) Deletion
Description : .............. refers to a situation in which a process is ready to execute but is continuously denied access to a processor in deference to other processes. A) Synchronization B) Mutual Exclusion C) Dead lock D) Starvation
Last Answer : D) Starvation
Description : ................ is the ability of multiple process to co-ordinate their activities by exchange of information A) Synchronization B) Mutual Exclusion C) Dead lock D) Starvation
Last Answer : A) Synchronization
Description : B) Mutual Exclusion
Last Answer : B) Mutual Exclusion
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 are the method for handling deadlocks. a. Deadlock prevention b. Deadlock avoidance c. Deadlock detection d. Allof these
Last Answer : d. Allof these
Description : Which of the following conditions does not hold good for a solution to a critical section problem ? (A) No assumptions may be made about speeds or the number of CPUs. (B) No two processes ... critical section may block other processes. (D) Processes do not wait forever to enter its critical section.
Last Answer : (C) Processes running outside its critical section may block other processes.
Description : I can be old or new, big or small, thick or thin. I contain information about all that is present in the entire world. I contain links to countless minds, worlds, adventures, universes, mysteries, ... wait for me enthusiastically and when done with me, waits for my descendants. What am I? -Riddles
Last Answer : Books! Come on, who doesn't love to curl up with a good book beside the fireplace?!
Description : Consider the following statements regarding relational database model: (a) NULL values can be used to opt a tuple out of enforcement of a foreign key. (b) Suppose that table T has only one candidate key. If Q is in 3NF, then it is ... true. (C) (b) and (c) are true. (D) (a), (b) and (c) are true.
Last Answer : (D) (a), (b) and (c) are true.
Description : Simplest way of deadlock recovery is (A) Roll back (B) Preempt resource (C) Lock one of the processes (D) Kill one of the processes
Last Answer : (D) Kill one of the processes
Description : Which of the following concurrency protocol ensures both conflict serializability and freedom from deadlock : I. 2-phase locking II. Time phase ordering (A) Both I & II (B) II only (C) I only (D) Neither I nor II
Last Answer : (B) II only
Description : Which of the following concurrency protocol ensures both conflict serializability and freedom from deadlock ? (a) 2-phase Locking (b) Time stamp - ordering (A) Both (a) and (b) (B) (a) only (C) (b) only (D) Neither (a) nor (b)
Last Answer : (C) (b) only
Description : Consider a system having ‘m’ resources of the same type. These resources are shared by three processes P1, P2 and P3 which have peak demands of 2, 5 and 7 resources respectively. For what value of ‘m’ deadlock will not occur? (A) 70 (B) 14 (C) 13 (D) 7
Last Answer : (B) 14
Description : emaphore provides mutual exclusion for accesses to the buffer pool and is initialized to the value: a. Mutex b. Mutual Cc. Memory d. __ Allof these
Last Answer : Mutex
Description : Mutual exclusion problem occurs between: a) processes that share resources b) processes that do not use the same resources c) two disjoint processes that do not interact d) None of The Above
Last Answer : a) processes that share resources
Description : A portion of the Polymorphic virus, generally called a …………………….. , creates, a random encryption, key to encrypt the remainder of the virus. A) mutual engine B) mutation engine C) multiple engine D) polymorphic engine
Last Answer : C) multiple engine
Description : Based on the cardinality ratio and participation ............... associated with a relationship type, choose either the Foreign Key Design, the Cross Referencing Design or Mutual Referencing Design. (A) Entity (B) Constraints (C) Rules (D) Keys
Last Answer : (B) Constraints
Description : What's the best prevention method and diet for my baby to prevent whooping cough?
Last Answer : Whooping cough is a highly contagious bacterial infection of the lungs and airways. The medical term for whooping cough is pertussis.More information available in web.
Description : Which one of the following is not a key process area in CMM level 5 ? (A) Defect prevention (B) Process change management (C) Software product engineering (D) Technology change management
Last Answer : (C) Software product engineering
Description : In ............. method, the word is written to the block in both the cache and main memory, in parallel. (A) Write through (B) Write back (C) Write protected (D) Direct mapping
Last Answer : (A) Write through
Description : In snapshot, …………………. clause tells oracle how long to wait between refreshes. A) Complete B) Force C) Next D) Refresh
Last Answer : D) Refresh
Description : In India, which is a comprehensive anti-discrimination law addressing all aspects of direct and indirect discrimination against women? a) Sexual Harassment of Women at Workplace (Prevention, Prohibition ... law c) National Commission for Women Act d) Protection of Women from Domestic Violence Act
Last Answer : b) There is no such law
Description : Why must constitute dangerous occurrences and hazardous malfunctions must be reported even if no one is injured?
Last Answer : Feel Free to Answer
Description : A pointer can hold A) Single address at a time B) Two addresses at a time C) Number of addresses at a time D) No address
Last Answer : A) Single address at a time
Description : Tailoring pants - lower waits height?
Last Answer : Resetting the waist-band, if there is one, will be pretty complicated. I would treat myself to a new pair of trews that fit well; give the high rise to a taller guy or make a donation. Life’s too short.
Description : What’s a single-player sport where the audience / crowd waits to cheer until play ends?
Last Answer : masturbation
Description : What does Macbeth say he feels like while he waits for the opposing army to arrive?
Last Answer : They have tied me to the stake; I cannot fly, but bear-like Imust stay the course. He feels like a bear in a bear-baitingpit.
Description : Inthe ________method, a stationthat has a frame tosend senses the line. If the line is idle, it sends immediately. If theline is not idle, it waits a random amount of time and then senses the line again. A) nonpersistent B) 1-persistent C) p-persistent D) none of the above
Last Answer : nonpersistent
Description : In SMTP mail transaction flow, the sender SMTP establishes a TCP connection with the destination SMTP and then waits for the server to send a ………. a. 220 service ready message b. 421 service not available message c. Both of the above d. None of the above
Last Answer : c. Both of the above
Description : The sender SMTP establishes a TCP connection with the destination SMTP and then waits for the server to send a ____ Service ready message.. A. 420 B. 320 C. 220 D. 120
Last Answer : C. 220
Description : Define what are the different types of waits available in WebDriver?
Last Answer : There are two types of waits available in WebDriver: 1.Implicit Wait 2.Explicit Wait Implicit Wait: Implicit waits are used to provide a default waiting time (say 30 seconds) between each ... maximum time has elapsed. Unlike Implicit waits, explicit waits are applied for a particular instance only.
Description : A pull system a) Requires Requires high levels of levels of finished goods finished goods inventory inventory b) Relies heavily on accurate Relies heavily on accurate sales forecasts sales forecasts c) Waits for customer orders d) Necessitates Necessitates standardized standardized products
Last Answer : c) Waits for customer orders
Description : Which of the following statement is true? i) Using singly linked lists and circular list, it is not possible to traverse the list backwards. ii) To find the predecessor, it is required to traverse the list from the first ... linked list. A) i-only B) ii-only C) Both i and ii D) None of both
Last Answer : C) Both i and ii
Description : In a circular queue the value of r will be .. A) r=r+1 B) r=(r+1)% [QUEUE_SIZE – 1] C) r=(r+1)% QUEUE_SIZE D) r=(r-1)% QUEUE_SIZE
Last Answer : C) r=(r+1)% QUEUE_SIZE
Description : Which of the following is not the type of queue? A) Ordinary queue B) Single ended queue C) Circular queue D) Priority queue
Last Answer : B) Single ended queue
Description : Suppose you want to delete the name that occurs before “Vivek” in an alphabetical listing. Which of the following data structures shall be most efficient for this operation? (A) Circular linked list (B) Doubly linked list (C) Linked list (D) Dequeue
Last Answer : (B) Doubly linked list
Description : What is NOT true about the tenure of the Speaker of the Lok Sabha? (a) He is no longer a Speaker if he ceases to be a member of the Lok Sabha due to any reason (b) When the Lok Sabha ... representative (d) When there's a deadlock in vote, the Speaker can cast his casting vote to break the deadlock
Last Answer : (b) When the Lok Sabha dissolves, the Speaker vacates his position simultaneously
Description : What is the most important geographic use of the Himalayas to India? (a) Prevention of invasions (b) Valuable source of timber (c) They prevent the monsoons from crossing to the north and also ... of water from which our perennial rivers flow (d) They protect India from the icy cold north winds
Last Answer : Ans: (c)
Description : Before servicing the device indicated as 'A' in panels #1 and #3 of the illustration, the device labeled 'CT' must __________. EL-0003 A. have the disconnected leads taped to prevent ... D. have one lead grounded to discharge static electricity for the prevention of damage to electronic components
Last Answer : Answer: C
Description : Which of the following interventions is the single most important aspect for the patient at risk for anaphylaxis? a) Prevention People who have experienced food, medication, idiopathic, or ... alert bracelet will assist those rendering aid to the patient who has experienced an anaphylactic reaction
Last Answer : a) Prevention People who have experienced food, medication, idiopathic, or exerciseinduced anaphylactic reactions should always carry an emergency kit containing epinephrine for injection to prevent the onset of the reaction upon exposure.
Description : Is this just a year of strange and unpredictable occurrences?
Last Answer : answer:To quote a meme: “I’m not saying that David Bowie was holding the fabric of the universe together, but -gestures broadly at everything…