COMPUTER CURRENTS AND INTERNET WAVES

Chapter 1:

 

Computer Currents and Internet WAveS

BY- neeraj  gAuttam

+91-9414845123

Multiple Choice:

 

  1. The early machine that could be programmed with punched cards to carry out repetitive calculations was known as a(n):
    1. Analytical Engine.
    2. Difference Engine.
    3. Electron Engine.

Answer: A       Reference: Computing Before Computers                              Difficulty: Moderate

  1. All computers take in information which, in computer terminology, is known as:
    1. CPU data.

Answer: A       Reference: The Information-Processing Machine                   Difficulty: Easy

  1. Output is:
    1. information that computers take in.
    2. not available through most computer systems.
    3. information that computers give out.
    4. the source information that enters a computer system.

Answer: C       Reference: The Information-Processing Machine                   Difficulty: Easy

 

  1. Modern computers are general-purpose tools, not specialized devices. ____________ are primarily responsible for this diversity.
    1. Hardware devices
    2. Software programs
    3. Input devices
    4. Changes in hardware features

Answer: B       Reference: The Information-Processing Machine                   Difficulty: Moderate

  1. What controls the process of what happens to the input that enters the computer until it becomes output?
    1. Data
    2. The peripheral devices
    3. Hardware
    4. Software

Answer: D       Reference: The Information-Processing Machine       Difficulty: Moderate

  1. The physical components of the computer are known as:

Answer: C       Reference: The Information-Processing Machine                   Difficulty: Easy

  1. Two computer terms that are synonymous and used interchangeably are:
    1. hardware and firmware.
    2. data and output.
    3. keyboard and mouse.
    4. software and programs.

Answer: D       Reference: The Information-Processing Machine                   Difficulty: Moderate

 

  1. The real power, flexibility, and functionality of a computer is in the:

Answer: A       Reference: The Information-Processing Machine                   Difficulty: Moderate

  1. When a user writes a term paper on a computer, a(n) ____________ is controlling what the hardware does.
    1. firmware program
    2. software program
    3. hardware device
    4. input device

Answer: B       Reference: The Information-Processing Machine                   Difficulty: Moderate

  1. The first computers were designed to:
    1. perform repetitive calculations and tasks.
    2. compose music.
    3. use punch cards.
    4. assist the S. government with defense.

Answer: A       Reference: The First Real Computers                                      Difficulty: Challenging

  1. The first general-purpose commercial computer was known as the:
    1. UNIVAC I.
    2. Difference Engine.
    3. Analytical Engine.

Answer: A       Reference: The First Real Computers                                      Difficulty: Challenging

 

  1. In the late 1940s and 1950s, what invention helped computers become more widely used by businesses, as well as in science and engineering?
    1. Transistors
    2. Vacuum tubes
    3. CPU’s
    4. RAM

Answer: A       Reference: Evolution and Acceleration                                   Difficulty: Challenging

  1. What invention, developed in 1948, replaced vacuum tubes?
    1. Silicon wafers
    2. Transistors
    3. The CPU
    4. RAM

Answer: B       Reference: Evolution and Acceleration                                   Difficulty: Challenging

  1. Due to a need for smaller and more powerful computers, the ___________ was invented and replaced the transistor-based computers by the mid-1960s.
    1. keyboard
    2. RAM chip
    3. vacuum tube
    4. integrated circuit

Answer: D       Reference: Evolution and Acceleration                                   Difficulty: Challenging

  1. The name of the rule or law that predicted the power of silicon chips (the CPU) would double about every 18 months is:
    1. the CPU doubling rule.
    2. Moore’s Law.
    3. the Intel Law.
    4. Smith’s Law.

Answer: B       Reference: Evolution and Acceleration                                   Difficulty: Challenging
The invention of the  ___________ has had the greatest impact on computers.

  1. CPU
  2. RAM chip
  3. microprocessor
  4. monitor

Answer: C       Reference: The Microcomputer Revolution                            Difficulty: Moderate

  1. ____________ developed the microprocessor.
    1. Intel
    2. IBM
    3. Microsoft
    4. Apple

Answer: A       Reference: The Microcomputer Revolution                            Difficulty: Moderate

  1. The Silicon Valley, where numerous microprocessor manufacturing companies are located, is in:
    1. Oregon.
    2. California.
    3. Texas.
    4. Washington.

Answer: B       Reference: The Microcomputer Revolution                            Difficulty: Easy

  1. PC stands for:
    1. personal comprehension.
    2. personal computing.
    3. personal computer.
    4. personal calculations.

Answer: C       Reference: The Microcomputer Revolution                            Difficulty: Easy

 

  1. Computers that once occupied full rooms, but are now approximately the size of a refrigerator, are used by large organizations and known as:
    1. personal computers.
    2. mainframe computers.

Answer: C       Reference: Mainframes and Supercomputers                          Difficulty: Moderate

  1. The communication process between a mainframe and several users simultaneously is known as:

Answer: A       Reference: Mainframes and Supercomputers                          Difficulty: Moderate

  1. A keyboard and screen that has little, if any, local processing power is known as a:
    1. mainframe computer.
    2. timesharing device.

Answer: D       Reference: Mainframes and Supercomputers                          Difficulty: Moderate

  1. Supercomputers:
    1. are smaller in size and processing capability than mainframe computers.
    2. are common in the majority of S. households.
    3. contain thousands of microprocessors.
    4. are rarely used by researchers due to their lack of computing capacity.

Answer: C       Reference: Mainframes and Supercomputers                          Difficulty: Moderate

 

  1. What is a computer that provides software and other resources to computers over a network?
    1. Server
    2. Workstation
    3. Mainframe
    4. Supercomputer

Answer: A       Reference: Servers, Workstations, and PCs                             Difficulty: Moderate

  1. When a user has access to a high-end desktop computer with a large amount of processing power, he or she is using a:

Answer: B       Reference: Servers, Workstations, and PCs                             Difficulty: Moderate

  1. When multiple users sharing data and hardware resources need access to one application, a ____________ is necessary.
    1. mainframe
    2. server
    3. supercomputer
    4. workstation

Answer: B       Reference: Servers, Workstations, and PCs                             Difficulty: Easy

  1. Extra-light, ultramobile notebook computers are sometimes known as:

Answer: C       Reference: Portable Computers                                                           Difficulty: Moderate

 

  1. In regard to a notebook computer, a docking station allows a user to:
    1. connect three or more notebook together into a network.
    2. hook up the notebook computer to optical drives such as a CD or DVD that are never included on notebook computers.
    3. lock the notebook into a secure location because of the high risk of theft of notebook computers.
    4. connect the notebook to other external devices.

Answer: D       Reference: Portable Computers                                                           Difficulty: Moderate

  1. A computer small enough to fit into a shirt pocket or purse is a:
    1. handheld computer.

Answer: C       Reference: Portable Computers                                                           Difficulty: Easy

  1. Probably the fastest growing segment of the PC market is the area of:
    1. portable computers.
    2. Macintoshes by Apple.

Answer: C       Reference: Portable Computers                                                           Difficulty: Moderate

  1. A negative aspect of portable computers is:
    1. the low price, thus low quality.
    2. the relatively high price and upgrade difficulties.
    3. their non-portability since they all weigh at least 10 pounds.
    4. the unlikelihood that the same high quality software can be loaded on a portable.

Answer: B       Reference: Portable Computers                                                           Difficulty: Moderate

 

  1. A handheld computer known as a PDA stands for:
    1. personal digital assistant.
    2. personalized digital assistance.
    3. planned digital associate.
    4. practical digitized associate.

Answer: A       Reference: Portable Computer                                                            Difficulty: Challenging

  1. Special-purpose computers use silicon chips that have the program etched into them. This hybrid of hardware and software is called:
    1. specialized software.

Answer: B       Reference: Embedded Computers and Special-Purpose Computers    Difficulty: Easy

  1. A LAN shares all of the following EXCEPT:
    1. resources such as storage.
    2. processing power.
    3. resources such as printers.
    4. resources such as monitors.

Answer: D       Reference: The Emergence of Networks                                 Difficulty: Moderate

  1. The primary difference between a LAN and a WAN is the:
    1. distance that the network spans.
    2. size of the servers.
    3. difference in the variety and number of output devices.
    4. power of the terminals.

Answer: A       Reference: The Emergence of Networks                                 Difficulty: Challenging

 

  1. What is the name of the experimental network developed by the S. government that eventually became the Internet?
    1. ARPA-INTERNET
    2. ARPA wide-area network
    3. World Wide Web
    4. ARPANET

Answer: D       Reference: The Emergence of Networks                                 Difficulty: Challenging

  1. How are the World Wide Web (WWW) and the Internet different?
    1. They aren’t different; they are two different names for the same thing.
    2. The Internet is text only; the WWW incorporates multimedia.
    3. The Internet is primarily used by businesses; the WWW can be used by home users.
    4. The WWW is faster than the more archaic Internet.

Answer: B       Reference: The Internet Explosion                                          Difficulty: Challenging

  1. Which country leads the world in Internet access?
    1. S.
    2. Europe (as a whole)
    3. Japan
    4. China

Answer: A       Reference: The Internet Explosion                                          Difficulty: Moderate

  1. Private networks that are accessed from users within an organization and have characteristics similar to the Internet are known as:
    1. wide area networks.
    2. Internets with rights.

Answer: A       Reference: The Internet Explosion                                          Difficulty: Moderate

 

  1. Computers have changed the way humans go about their day-to-day lives. Events and ideas radically change the way people work, live, and think. This dramatic change is known as a(n):
    1. paradigm shift.
    2. industrial revolution within a country.
    3. shift in traditions.

Answer: A       Reference: Into the Information Age                                      Difficulty: Moderate

  1. The change in our history that moved large masses of the population from farms to factories was the:
    1. agricultural age.
    2. paradigm shift.
    3. industrial age.
    4. information age.

Answer: C       Reference: Into the Information Age                                      Difficulty: Easy

  1. The shift from an industrial economy to an economy based on the value of information is known as the:
    1. paradigm shift.
    2. agricultural age.
    3. industrial revolution.
    4. information age.

Answer: D       Reference: Into the Information Age                                      Difficulty: Moderate

  1. The software tools that enable a user to interact with a computer for specific purposes are known as:
    1. networked software.

Answer: D       Reference: Applications: Computers in Action                                   Difficulty: Moderate

 

  1. Applications that are designed to do calculations, such as the expenses of a student or sales of a business, are known as:
    1. tax software.
    2. word processors.

Answer: C       Reference: Applications: Computers in Action                                   Difficulty: Easy

  1. Tasks that have traditionally been performed by people but are now duplicated in an application are part of the software that is known as:
    1. artificial intelligence.
    2. artificial knowledge software.
    3. networking knowledgeable software.

Answer: A       Reference: Applications: Computers in Action                                   Difficulty: Moderate

  1. When a student posts a clip from a recent movie on her Web site, the ethical issue of ____________ is at issue.
    1. protecting intellectual property
    2. protecting privacy
    3. using private university property for personal gain
    4. All of these answers are ethical issues related to this action.

Answer: A       Reference: Implications: Social and Ethical Issues                  Difficulty: Moderate

  1. The future could bring the emergence of ____________, computer chips embedded within human bodies.
    1. bio-electronic imaging
    2. human-scanning technology
    3. digital-assistance human-existence technology
    4. biodigital technology

Answer: D       Reference: Implications: Social and Ethical Issues                  Difficulty: Challenging

Fill in the Blank:

 

  1. In computer language, information that is taken into the computer is known as ____________.

Answer: input                         Reference: The Information-Processing Machine       Difficulty: Easy

 

  1. The ____________ is really what controls the processing and activities of a computer.

Answer: software                    Reference: The Information-Processing Machine       Difficulty: Moderate

  1. ____________ is the prediction by a chairman of Intel in the 1960’s that CPU power would double approximately every 18 months.

Answer: Moore’s Law             Reference: Evolution and Acceleration                       Difficulty: Challenging

  1. Thomas Watson Sr. founded the ___________, which had a huge effect on the advancement of computers.

Answer: microprocessor         Reference: The Microcomputer Revolution                Difficulty: Challenging

  1. A bank teller or a travel agent most likely will use a(n) ____________, which is a combination of keyboard and monitor with little, if any, local power.

Answer: terminal                     Reference: Mainframes and Supercomputers              Difficulty: Moderate

  1. ____________ are the most powerful of all computers.

Answer: Supercomputers        Reference: Mainframes and Supercomputers              Difficulty: Easy

  1. A networked computer that contains software and data for other computers is a(n) ____________.

Answer: server                        Reference: Servers, Workstations, and PCs                 Difficulty: Challenging

  1. The IBM Personal Computer came out in the year

Answer: 1981                         Reference: Servers, Workstations, and PCs                 Difficulty: Challenging

  1. A light-weight, flat-screen, battery-powered computer carried in a briefcase is known as a(n) ___________.

Answer: portable computer or Subnotebook Reference: Portable Computers            Difficulty: Moderate

  1. Handheld computers are referred to as ____________.

Answer: personal digital assistants or PDAs    Reference: Portable Computers          Difficulty: Moderate

  1. Over 90% of the world’s microprocessors are found in ____________ computers.

Answer: embedded                 Reference: Embedded Computers and Special-Purpose Computers
Difficulty: Moderate

 

  1. WAN stands for ___________.

Answer: wide area network     Reference: The Emergence of Networks                     Difficulty: Challenging

  1. A(n) ____________ is a device that translates computer data into signals that can be read through telephone lines.

Answer: modem                      Reference: The Emergence of Networks                     Difficulty: Moderate

  1. The global collection of networks is known as the ____________.

Answer: Internet                     Reference: The Emergence of Networks                     Difficulty: Easy

  1. In the early 1990s, the Internet transformed into a multimedia environment known as the ____________.

Answer: World Wide Web      Reference: The Internet Explosion                              Difficulty: Easy

  1. A(n) ____________ is a program that allows access to the WWW.

Answer: Web browser            Reference: The Internet Explosion                              Difficulty: Moderate

  1. A(n) ____________ is a private network inside an organization that functions much like the Internet.

Answer: intranet                      Reference: The Internet Explosion                              Difficulty: Challenging


Matching:

 

  1. Match the following terms to their meanings:
    1. Intranet A.  a private intra-organizational network
    2. Internet B.   the way that millions of Web pages are tied together
  • ARPANET C.  the graphical portion of the Internet
  1. World Wide Web D.  program to cruise the WWW
  2. modem E.   linking computers together to share data and devices
  3. LAN F.   a hardware device that translates computer data into signals that can                                                                               be read over standard telephone lines
  • Web browser G.  the predecessor of the Internet
  • hypertext link H. global collection of networks

Answers: A, H, G, C, F, E, D, B          Reference: Computer Connections: The Internet Revolution
Difficulty: Moderate

 

  1. Match the following terms to their meanings:
    1. subnotebook A.  a computer that provides software, data, and other resources to other                                                       computers over a network
    2. server B.   a high-end PC

III.   workstation                      C.   handheld computer

  1. supercomputer D.  extra-light, ultra-mobile notebook computer
  2. mainframe E.   refrigerator sized computer used by large organizations
  3. terminal F.   just a monitor and keyboard

VII. PDA                                 G.  the fastest, most powerful computer

Answers: D, A, B, G, E, F, C              Reference: Computers Today: A Brief Taxonomy
Difficulty: Moderate

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