Parallel Distributed System (PDS) MCQ's




Question 1 :
Election message is always sent to the process with ____________.

  1. Lower number
  2. Higher number
  3. Requesting process
  4. Requesting Lower number of resources
  

Question 2 :
Which one is not a feature of the process migration?

  1. Efficiency
  2. Transparency
  3. Maximum Interference
  4. Robustness
  

Question 3 :
What is a stateless file server?

  1. It keeps tracks of states of different objects
  2. It maintains internally no state information at all
  3. It maintains only client information in them
  4. It maintains only client access information in them
  

Question 4 :
In Singhal Heuristic Mutual exclusion algorithms, Synchronization delay is_______

  1. 3T
  2. T
  3. 2T
  4. 4T
  

Question 5 :
The situation where the data operands are not available is called

  1. Data Hazards
  2. Stock
  3. Deadlock
  4. Structural Hazards
  

Question 6 :
SIMD is a scheme of

  1. Fengs classification
  2. Handler classification
  3. Shore Classification
  4. Flynn Classification
  

Question 7 :
The following computers focus on vector operations

  1. MIMD
  2. SIMD
  3. SISD
  4. MISD
  

Question 8 :
If no updates take place for a long time, all replicas will gradually become consistent. This form of consistency is called ______________.

  1. Continuous Consistency
  2. Causal Consistency
  3. Sequential Consistency
  4. Eventual Consistency
  

Question 9 :
Handler’s Classification is based on

  1. Multiplicity of data streams
  2. Serial vs parallel processing
  3. Multiplicity of instruction and data stream
  4. Degree of parallelism and pipelining
  

Question 10 :
Which one is not goal of Task assignment algorithm

  1. Minimization of IPC cost
  2. Low degree of parallelism
  3. Quick turnaround time for the complete process
  4. Efficient utilization of system resource in general
  

Question 11 :
All the process submitted by user are distributed among the nodes of the system so as to equalize the workload among nodes is called as

  1. Load -balancing approach
  2. Load-sharing approach
  3. Task assignment approach
  4. Static approach
  

Question 12 :
The capability of a system to adapt the increased service load is called _________

  1. Capacity
  2. Tolerance
  3. Scalability
  4. Performance
  

Question 13 :
______________that do not have parallel processing capability.

  1. SISD
  2. SIMD
  3. MISD
  4. MIMD
  

Question 14 :
The time period for which the unit is idle is called as

  1. Stall
  2. Scheduling
  3. Hazards
  4. Nothing
  

Question 15 :
The layer, which provides the interface that client and server application objects to interact with each other is

  1. INCREASING
  2. COUNT
  3. BIT
  4. STUB/SKELETON
  

Question 16 :
If one site fails in distributed system, _________

  1. the remaining sites can continue operating
  2. all the sites will stop working
  3. directly connected sites will stop working
  4. network fails completely
  

Question 17 :
_____________ is a physical clock synchronization Algorithm

  1. Vector time stamp
  2. Berkeley
  3. Lamport
  4. Ring
  

Question 18 :
The support of diverse hardware, diverse operating system platforms, diverse network and use of different languages for implementation is called

  1. Reliability
  2. Accessibility
  3. Heterogeneity
  4. Availability
  

Question 19 :
In RPC, the client's OS sends the message to the remote OS using

  1. THE TRANSPORT LAYER
  2. THE PHYSICAL LAYER
  3. THE DATALINK LAYER
  4. THE PRESENTATION LAYER
  

Question 20 :
Which of the following is not a parallel programming model

  1. Message Passing Model
  2. Data parallel model
  3. Shared memory model
  4. Architectural model
  

Question 21 :
SIMD represents an organization that

  1. refers to a computer system capable of processing several programs at the same time.
  2. represents organization of single computer containing a control unit, processor unit and a memory unit.
  3. includes many processing units under the supervision of a common control unit
  4. Includes many processing units and many control units.
  

Question 22 :
RMI stands for

  1. REMOTE MEMORY INSTALLATION
  2. REMOTE MEMORY INVOCATION
  3. REMOTE METHOD INSTALLATION
  4. REMOTE METHOD INVOCATION
  

Question 23 :
What is mean by release consistency

  1. Absolute time ordering of all shared accesses matters.
  2. All processes see all shared accesses in the same order. Accesses are not ordered in time
  3. Shared data can be counted on to be consistent only after a synchronization is done
  4. Shared data are made consistent when a critical region is exited
  

Question 24 :
A replica is more __________ compared to a cached copy

  1. Non-Persistent and Insecure
  2. Insecure and Accurate
  3. Inaccurate and Insecure
  4. Accurate, Persistent and Secure
  

Question 25 :
If a process is executing in its critical section ____________

  1. any other process can also execute in its critical section
  2. no other process can execute in its critical section
  3. one more process can execute in its critical section
  4. Many process can execute it its critical section
  
Pages