Virtual Instrumentation Mid - I, September - 2014

1.A While Loop executes until a specified condition is no longer
  • TRUE
  • FALSE
  • both
  • none
Answer: A
2.___________ available for while Loops and For Loops, are a special type of variable used to transfer values from one iteration of a loop to the next
  • Shift registers
  • normal registers
  • account registers
  • none of the above
Answer: B
3.RS485 Communication is
  • Serial communication
  • parallel communication
  • both
  • none
Answer: A
4.GPIB supports up to ____________ devices on the bus.
  • 10
  • 16
  • 12
  • 4
Answer: B
5.A Sub VI is characterized by
  • Tunnel
  • The icon and the connector panel
  • Assistant
  • None
Answer: B
6.Lab VIEW supports
  • Both Pre-test While loop & Post test While loop
  • Only the Pre-test While loop
  • Only the Post-test of While loop
  • None
Answer: C
7.Formula node
  • Support Multithreading
  • Does not support Multithreading
  • May or may not support Multithreading
  • None
Answer: B
8.RS232 on DB9 is a
  • 9 pin
  • 12pin
  • 13 pin
  • 25 pin
Answer: A
9.RS422 Communication is
  • Serial communication
  • parallel communication
  • both
  • none
Answer: B
10.The Sampling theorem states that in order to faithfully reproduce a signal of frequency f, the signal must be sampled at the rate of ______________.
  • f
  • 2f
  • 4f
  • None
Answer: A
11._________________port sequentially sends and receives bytes of information one bit at a time
Answer: RS232/serial
12.PCI stands for___________________
Answer: Peripheral Component Interconnect
13.PXI stands for_________________
Answer: PCI Exetensions for Instruments
14.DCD in RS232 stands for ________________
Answer: Data Carrier Detect
15.DTR in RS232 stands for ______________
Answer: Data Terminal Ready
16.In ______________the Lab VIEW programming is done
Answer: Graphical Programming Language “G”
17.Cluster is ___________________
Answer: Data structure that groups data
18.The program developed in Lab VIEW is called___________________
Answer: VI
19.Lab VIEW stands for___________________
Answer: Laboratory Virtual Instrument Engineering Workbench
20.________________ is used for displaying the control and inputs in Lab VIEW.
Answer: Front panel