26 October 2011

Quiz Questions


Quiz Test – I        
              
1. The maximum permissible transmission rate of message is directly proportional to ____________     a) signal voltage    b) signal current    c) signal power    d) channel noise

2. ___________ channel is a single physical channel in which the direction may be reversed.
    a) Simplex     b) Half-duplex     c) Full-duplex     d) Multi-duplex

3. A collection of facts in raw forms that become information after processing is called __________       a) signaling        b) data          c) transmission     d) signals

4. Most first generation cellular systems such as AMPS use __________
      a) analog AM    b) analog FM    c) both a and b    d) none

5. A handheld cell phone operates on about _______ to _______ watt of power.
      a) 0.25 to 1.5    b) 0.5 to 1.5    c) 0.75 to 1    d) 0.25 to 1 

6. Who is the inventor of cell phone?                  
    a) Martin Cooper     b) Joel Engel     c) Robert    d) Willson

7. A typical base station can transmit the output power of _____to _____ watts.
      a) 100 to 150    b) 200 to 250     c) 300 to 350    d) 400 to 450

8. Typically SIM cards contain _________ bytes of memory.
      a) 22 k     b) 32 k     c) 42 k       d) 52 K

9. Indian Mobile numbers have 10 digits with +91-AB-YXX-OOOOO format. What is the meaning of AB.
    a) Country code     b) Access code     c) MSC code      d) subscriber number

10. SID is a unique ________ digit number.
      a) 4       b) 5       c) 6       d) 7                  
******

    Quiz Test – III     
                          
 1. ESN is a unique ________ bit number programmed into the phone when it is manufactured.
      a) 34                       b) 25                c) 76                 d) 32

2. Handoff depends on __________
      a) cell size              b) boundary length       c) signal strength      d) both a, b & c

3. Each cell tower typically receiver ________ frequency spectrum.
       a) 1.5 MHz             b) 1.8 MHz                              c) 2.5 MHz                              d) 2.8 MHz

4. The speed limit of GPRS is _______     
      a) 115 kbps      b) 215 kbps      c) 315 kbps      d) 415 kbps 

5. The upload and download speeds that can be achieved in GPRS depend on ________________
    a) number of BTS                b) channel encoding                              c) both a & b               d) none

6. Maximum ____________ characters can be sending through SMS.
     a) 160                     b) 170                          c) 180                          d) 190

7. Some providers allow users to request delivery reports by prefixing each message with ______________
     a) *0#                        b) *N#                        c) *Y#                         d) both a & b

8. GPRS is called ________        
      a) 2 G     b) 2.5 G       c) 3 G       d) 4 G

9. All mobile to mobile calls and PSTN to mobile calls are routed through a ___________
      a) G-MSC               b) V-MSC                     c) Anchor MSC              d) Target MSC

10. The ____________ is the MSC where a customer is currently located.
       a) G-MSC              b) V-MSC                    c) Anchor MSC                d) Target MSC
******

                                                                            Quiz Test – II      
                   
1. A BTS is controlled by a parent BSC via the __________
    a) base station control function      b) V-MSC               c) Anchor MSC                  d) Target MSC

2. The systems in the __________ are the heart of a cellular system.
      a) MSC                  b) BSC              c) MTSO          d) VLR

3. A cell site consists of _________
     a) transmitter         b) antenna power      c) transmission radios             d) both a, b & c

4. The FCC permits an effective radiated power (ERP) of up to _________ per channel.
    a) 300 watts           b) 400 watts             c) 500 watts            d) 600 watts

5. The maximum transmitted RF power for microcell is _____   
a) 3 W    b) 4 W    c) 8 W   d) 10 W

6. If you want to be the world’s first network, the company must have cellular service in ________ cities.            a) 120                        b) 130               c) 140                d) 150

7. Roaming calls within a local tariff area, when at least one of the phones belong outside that area. This is called ________
      a) Trombone roaming     b) Home area    c) International roaming       d) Inter MSC roaming

8. Vehicle-mounted antennas used for cellular communications normally operate at a power level of ________        a) 2 watts or less       b) 3 watts or less     c) 4 watts or less    d) none 

9. _________ is a function to authenticate each SIM card that attempts to connect to the GSM core network.         a) HLR         b) AUC              c) VLR          d) BSC

10. What is the expansion of PLMN?
      a) Public Land Mobile Network      b) Police Land Mobile Network
      c) Public Telephone Land Network    d) None of these
******

Quiz Test – Cell Phone Mechanism – Answer Key

Quiz Test - I
Quiz Test - II
Quiz Test - III
1
signal power   
1
base station control function
1
32
2
Half-duplex
2
MTSO
2
both a, b & c
3
data
3
both a, b & c
3
1.8 MHz
4
analog FM
4
500 watts
4
115 kbps
5
0.75 to 1
5
10 W
5
both a & b
6
Martin Cooper
6
150
6
160
7
200 to 250
7
Trombone roaming
7
both a & b
8
32 k    
8
3 watts or less
8
2.5 G
9
Access code    
9
AUC
9
G-MSC
10
5
10
Public Land Mobile Network
10
V-MSC