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Computer Science and IT Fundamentals

Comprehensive quiz covering networking, wireless communication, computer architecture, digital systems, and CS fundamentals

30 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

Operator precedence, SLR, CLR, LALR, Shift reduce

The above given parsers are

  1. top down parsers
  2. bottom up parsers
  3. centre break parsers
  4. recursive distance parsers
  5. not parsers, but grammars
Question 2 Multiple Choice (Single Answer)

An index register in a digital computer is used for

  1. address modification
  2. indirect addressing
  3. storing one of the operands
  4. pointing to the stack address
Question 3 Multiple Choice (Single Answer)

In flat fading, which degree of fading takes place for all of the frequency components transmitted through a radio channel?

  1. Same
  2. Double
  3. Different
  4. None of these
Question 4 Multiple Choice (Single Answer)

____________ is a permanently established virtual circuit that consists of one mode data transfer.

  1. Permanent virtual circuit
  2. Switched Virtual circuit
  3. Virtual Circuit
  4. None of these
Question 5 Multiple Choice (Single Answer)

Wise MAC is a ___________ protocol designed for the wireless sensor network.

  1. data-centric
  2. medium access control
  3. neither 1 nor 2
  4. none of these
Question 6 Multiple Choice (Single Answer)

In WBRN, the __________ protocol basically divides time into frames in which only one node is allowed to transmit.

  1. collision-free real-time
  2. trajectory based forwarding
  3. neither 1 nor 2
  4. none of these
Question 7 Multiple Choice (Single Answer)

Shannon capacity defines maximum possible data rate for systems with

  1. noise
  2. distortion
  3. both 1 and 2
  4. none of these
Question 8 Multiple Choice (Single Answer)

Which of the following is not used for storage purposes in main frame computers?

  1. Removable disks
  2. Fixed disks
  3. Diskettes
  4. Mass storage systems
Question 9 Multiple Choice (Single Answer)

PCF uses a ____________ protocol to eliminate the possibility of contention for the medium.

  1. OFDM
  2. router
  3. poll and response
  4. none of these
Question 10 Multiple Choice (Single Answer)

The long form of LEACH in WSNs lowers energy ______________ clustering hierarchy.

  1. adaptive
  2. collisions
  3. routing
  4. none of these
Question 11 Multiple Choice (Single Answer)

The personal computers are also called?

  1. Desktop Micros
  2. Palmtop computers
  3. Advanced computers
  4. Portable computers
Question 12 Multiple Choice (Single Answer)

Specific absorption rate is defined as the power absorbed per mass of the tissue and has units of

  1. kilograms
  2. watts per kilogram
  3. kilojoules
  4. none of these
Question 13 Multiple Choice (Single Answer)

ADOV routing protocol is _____________ initiated.

  1. densely
  2. source
  3. flooding
  4. none of these
Question 14 Multiple Choice (Single Answer)

Operation and maintenance center will manage the __________ functional blocks.

  1. GGSN
  2. GSM
  3. CGF
  4. None of these
Question 15 Multiple Choice (Single Answer)

__________ cells cover around 50 m and ___________ cells cover about 500 m.

  1. Macro, umbrella
  2. LEO, MEO
  3. Micro, pico
  4. None of these
Question 16 Multiple Choice (Single Answer)

GPRS is a packet-switched protocol for applications like ______________.

  1. ORG
  2. WWW
  3. COM
  4. None of these
Question 17 Multiple Choice (Single Answer)

The ALU of a computer responds to the commands coming from?

  1. Primary Memory
  2. Control Section
  3. External Memory
  4. Cache Memory
Question 18 Multiple Choice (Single Answer)

Which of the following systems is digital?

  1. PPM
  2. PFM
  3. PWM
  4. PCM
Question 19 Multiple Choice (Single Answer)

A pair of 2114-8 can store _____________ words of ____________ bits each.

  1. 1024, 8
  2. 1256, 10
  3. 2096, 12
  4. All of the above
Question 20 Multiple Choice (Single Answer)

IEEE 802.16 MAC is designed for

  1. P2P
  2. P2MP
  3. Both (1) and (2)
  4. None of these
Question 21 Multiple Choice (Single Answer)

The binary number 100110010 is equal to _________ hexadecimal numbers?

  1. 22
  2. 37
  3. 41
  4. 132
Question 22 Multiple Choice (Single Answer)

Which printer is very commonly used for desktop publishing?

  1. Laser printer
  2. Ink-jet printer
  3. Daisywheel printer
  4. Dot-matrix printer
Question 23 Multiple Choice (Single Answer)

The collision resolution process is based on binary exponential backoff, comparable to the one used in __________.

  1. IEEE 802.11
  2. IEEE 802.11b
  3. IEEE 802.11n
  4. None of these
Question 24 Multiple Choice (Single Answer)

An electromyography (EMG) sensor is used for monitoring the activity of

  1. heart
  2. muscle
  3. brain
  4. respiration
Question 25 Multiple Choice (Single Answer)

DSRC/WAVE communication stack consists of

  1. management plane only
  2. data plane only
  3. management plane and data plane
  4. none of these
Question 26 Multiple Choice (Single Answer)

In a satellite project, a group of 55 low orbit satellites are divided into 5 necklaces around the earth. At the altitude they are at, the period of passing overhead is 90 min. What is the average interval for handoffs for a stationary transmitter?

  1. 10 min 12 sec
  2. 8 min 11 sec
  3. 9 min 14 sec
  4. None of these
Question 27 Multiple Choice (Single Answer)

Consider a bluetooth piconet where a slave in piconet 1 is sending a packet to master with DM3 packet format. What is the supported maximum rate of user in slave to master direction?

  1. 393.6 kbps
  2. 392.6 kbps
  3. 391.6 kbps
  4. 394.6 kbps
Question 28 Multiple Choice (Single Answer)

BSC (Base Station Controller) is also called

  1. RPCU (Radio Port Control Unit)
  2. TNU (Network Interface Unit)
  3. All of the above
  4. None of these
Question 29 Multiple Choice (Single Answer)

In word organised storage, the storage word can be ____________ or equal to the machine word.

  1. less than
  2. larger than
  3. greater than
  4. none of these
Question 30 Multiple Choice (Single Answer)

The binary equivalent of hexadecimal number 7BD is ____________

  1. 11110111101
  2. 111010111101
  3. 101110111101
  4. All of the above
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