Business Systems And Computer Applications Quiz

12 Questions | By DanDESCHAINE | Updated: Feb 14, 2023 | Attempts: 345

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Business Systems And Computer Applications Quiz - Quiz

Quiz 2, D132 Computer Applications and Business Systems Concepts

Questions and Answers

1.

The actual data that can be transmitted in a unit of time is called:
- A.
  
  Digital
- B.
  
  Analog
- C.
  
  Throughput
- D.
  
  Signal
2.

Measured in hertz (Hz), the maximum data transfer capacity of a communications channel is called:
- A.
  
  Bandwidth
- B.
  
  Bigital data
- C.
  
  Multiplexing
- D.
  
  Maximum data transfer (MDT)
3.

To send digital data over dial-up phone lines, the data must be transformed into analog form. In other words, it must be:
- A.
  
  Publicly switched
- B.
  
  Modulated
- C.
  
  Encrypted
- D.
  
  Compressed
4.

The short-range radio transmission technology popular today was named after the 10th-centure Danish Viking Harald Blatand and is called:
- A.
  
  Personal Area Network (PAN)
- B.
  
  Bluetooth
- C.
  
  Infrared
- D.
  
  Radio
5.

Microwaves are high-frequency, electromagnetic radio waves with very _______________ frequencies.
- A.
  
  long
- B.
  
  Elusive
- C.
  
  Intermittent
- D.
  
  Short
6.

Microwave relay stations positioned in space are called:
- A.
  
  Rovers
- B.
  
  Orbital sockets
- C.
  
  Earth-based stations
- D.
  
  Satellites
7.

Usually built into wireless routers, a special communications device which sends and receives data between computers that contain wireless adapters is called a(n):
- A.
  
  Protocol
- B.
  
  Switch
- C.
  
  Network access point
- D.
  
  Direct broadcast satellite (DBS)
8.

The use of all-digital telephone systems is called:
- A.
  
  The public switched telephone network (PSTN).
- B.
  
  The plain old telephone services (POTS).
- C.
  
  Digital telephony.
- D.
  
  A subscriber loop carrier (SLC).
9.

A current issue facing PSTNs is the data bottleneck near consumersâ€™ connection points. This problem is referred to as the:
- A.
  
  Last-mile problem.
- B.
  
  FiOS vulnerability.
- C.
  
  Rotary phone syndrome.
- D.
  
  Analog-digital bottleneck.
10.

One precaution you can take to protect yourself while surfing on a public hot spot is to:
- A.
  
  Run only on battery power instead of using publicly-accessible power.
- B.
  
  Make sure the hot spot is public.
- C.
  
  Use firewalls and antivirus software.
- D.
  
  limit the amount of caffeine used while surfing.
11.

When individuals interact with multiple devices on an omnipresent network, enabling technology to become virtually embedded and invisible in their lives.
- A.
  
  Internet.
- B.
  
  Ubiquitous computing.
- C.
  
  DARPAnet.
- D.
  
  Divulgency.
12.

Privacy advocates believe that individual users should determine when and how personal information is divulged to:
- A.
  
  Users
- B.
  
  Cashiers
- C.
  
  Credit card companies
- D.
  
  Third parties