A printed document reader which scans the characters and then encodes them in a computer-compatible code for direct transmission to the computer is called

Options: Optical character reader,    Kurzweil Data Entry Machine (KDEM),    MICR,    Laser scanner



More Computer Fundamental Related questions:

Relay ladder logic is used in a PC because:
Options: it is impossible to write a control program for a machine in any other logic,    it is the best industrial control language ever developed.,    most industrial control personnel are familiar with relay ladder logic diagrams and this is the easiest for them to use,    All of the above

Ans:C ,C

Which of the following is NOT a basic element of all versions of the E-R model?
Options: Entities,    Attributes,    Relationships,    Primary keys

Ans:D ,D

The structure chart is:
Options: a document of what has to be accomplished,    a hierarchical partitioning of the program,    a statement of information-processing requirements,    All of the above

Ans:B ,B

Numerical control:
Options: is a method for controlling the operation of a machine by means of a set of instructions,    applies only to milling machines,    is a method for producing an exact number of parts per hour,    All of the above

Ans:A ,A

The _____ provides a path between the CPU and peripheral devices, which are connected via interface cards.
Options: computer,    expansion bus,    memory,    CPU

Ans:B ,B

The data model that is produced from reverse engineering is:
Options: a conceptual model.,    an internal model.,    a logical model.,    None of the above is correct.

Ans:D ,D

Suppose the zener diode has a breakdown voltage of 10 V and zener resistance of 8.5 W, what is the additional voltage when the current is 20 mA?
Options: 0.17 V,    10.17 V,    20 V,    18.8 V

Ans:A ,A

We can receive data either through our television aerial or down our telephone lines and display this data on our television screen. What is the general name given to this process?
Options: Viewdata,    Teletext,    Telesoftware,    Videotex

Ans:D ,D

A disadvantage of Numerical Control (NC) is:
Options: the computer is not reliable,    the tape and tape reader are not reliable,    one operator is needed for each machine.,    the machine tool can easily overheat

Ans:B ,B

How can you define a field so that when entering data for that field it will display ****** instead of actual typed text
Options: a. Input mask b. Validation Rule c. Indexed d. IME Mode

Ans:ndash; a,ndash; a

Which of the following contains a complete record of all activity that affected the contents of a database during a certain period of time?
Options: a. report writer b. query language c. data manipulation language d. transaction log


The first electronic digital computer contained?
Options: Electronic valves,    Vacuum tubes,    Transistors,    Semiconductor memory


. when you use the fill effects in the format data series dialog box, you can not
Options: a. rotate text on the chart b. select a fore ground color c. select a pattern d. select a background color

Ans:– a,– a

Which prefixes are available to Oracle triggers?
Options: :new only,    :old only,    Both :new and :old,    Neither :new nor :old

Ans:C ,C

15. While working with which command is used to copy all files from the currently logged drive and directory with the extension .txt to the drive a
Options: a. Copy a. *.txt b. Copy *.txt a: c. Copy *.txt c: d. Copy *.txt all.txt

Ans:Correct Answer: b,Correct Answer: b

Which of the following is not true of immediate processing?
Options: It is often used in real-time applications,    It can occur with either sequential of direct-access files,    It can be used in an airline-reservation system,    Transactions are processed shortly after a real-world event occurs


16. MSD . exe does not have information on:
Options: a. Cache b. Video c. Operating System d. Com or port

Ans:Correct answer: a,Correct answer: a

The activity of a file
Options: is a low percentages of number of records added or deleted from a file,    if high, reduces processing efficiency for sequential and nonsequential files,    is a measure of the percentage of existing records updated during a run,    refers to how closely the files fits into the allocated

Ans:A ,A

Which of the following is not the required condition for binary search algorithm?
Options: a. The list must be sorted b. there should be the direct access to the middle element in any sublist c. There must be mechanism to delete and/or insert elements in list d. none of above

Ans:- c,- c

In a _____ a parent record type can be linked to one or more "child" record types, but a child record type can have only one parent.
Options: Network database,    Relational database,    Distributed database,    Hierarchical database

Ans:D ,D

The memory address of fifth element of an array can be calculated by the formula
Options: a. LOC(Array[5]=Base(Array)+w(5-lower bound), where w is the number of words per memory cell for the array b. LOC(Array[5])=Base(Array[5])+(5-lower bound), where w is the number of words per memory cell for the array c. LOC(Array[5])=Base(Array[4])+(5-Upper bound), where w is the number of words per memory cell for the array d. None of above  


A flat-bed plotter uses a pen which moves in two directions across a piece of paper fixed on a flat-bed. Can you tell who controls the movements of this pen?
Options: microfilm,    microfiche,    film card,    COM

Ans:C ,C

When measuring AC (Alternating Current) with a multimeter, it is important to maintain the proper polarity.
Options: true,    false,    true,    false

Ans:B ,B

An integrated circuit is
Options: A) A complicated circuit B) An integrating device C) Much costlier than a single transistor D) Fabricated on a tiny silicon chip


An AI technique that allows computers to understand associations and relationships between objects and events is called:
Options: heuristic processing,    cognitive science,    relative symbolism,    pattern matching

Ans:D ,D

What will be the output of the program? #include<stdio.h> #include<stdarg.h> void display(int num, ...); int main() { display(4, 'A', 'B', 'C', 'D'); return 0; } void display(int num, ...) { char c, c1; int j; va_list ptr, ptr1; va_start(ptr, num); va_start(ptr1, num); for(j=1; j<=num; j++) { c = va_arg(ptr, int); printf("%c", c); c1 = va_arg(ptr1, int); printf("%d\n", c1); } }
Options: A, A B, B C, C D, D,    A, a B, b C, c D, d,    A, 65 B, 66 C, 67 D, 68,    A, 0 B, 0 C, 0 C, 0

Ans:C ,C

The most common input device used today is
Options: Motherboard,    Track ball,    Scanner,    Mouse


Which is LEAST likely to interfere with upgrading to a newer DOS version?
Options: ROM BIOS,    Video controller,    Compressed drives,    Existing backup files

Ans:B ,B

. What is the keyboard shortcut for creating a chart from the selected cell range?
Options: a. F2 b. F4 c. F8 d. F11

Ans:– d,– d

In the system concepts, term organization
Options: implies structure and order,    refers to the mannar in which each component functions with other components of the system.,    means that parts of the computer system depend on one the another.,    refers to the holism of systems

Ans:A ,A

A hybrid computer
Options: A) Resembles digital computer B) Resembles analogue computer C) Resembles both a digital and analogue computer D) None of the above


The first firm to mass-market a microcomputer as a personal computer was
Options: IBM,    Sperry Univac,    Radio Shack,    Data General Corporation


. Before printing a datasheet, you can use ____ to determine whether to change the page orientation from portrait to vertical orientation.
Options: a. Design View b. Datasheet View c. Office View d. Print Preview

Ans:9 – d ,9 – d

The Microsoft Access wildcards are ____ and ____ .
Options: asterisk (*); percent sign (%),    percent sign (%); underscore (_),    underscore(_); question mark (?),    question mark (?); asterisk (*)

Ans:D ,D

Legacy data is which of the following?
Options: Data contained in a newly-installed system,    Data rejected during the installation of a new system,    Data contained in a file system,    Data contained by a system used prior to the installation of a new system

Ans:D ,D

. Which one is not a system tool?
Options: a. Backup b. Disk defragment c. Virus scanning d. All of the above

Ans: c, c

Which of the following is not true of the EDP Auditors Foundation?
Options: It publishes a journal, The EDP Auditor,    It sponsors the CIS A examination.,    It is a professional association of those auditors who specialize in EDP,    It is a member of the AFIPS.

Ans:D ,D

On a VLSM network, which mask should you use on point-to-point WAN links in order to reduce the waste of IP addresses?
Options: /27,    /28,    /29,    /30

Ans:D ,D

Which of the following are goals of OLE DB?
Options: Create object interfaces for DBMS functionality pieces only.,    Increase flexibility only.,    Object interface over any type of data only.,    All of the above as goals of OLE DB.

Ans:D ,D

. Which of the following is not a logical database structure?
Options: a. Chain b. Network c. Tree d. Relational

Ans:– a,– a

The term used to refer to the checking of outputs of a computer, with the corresponding input documents, is called
Options: auditing around the computer,    auditing through the computer,    process control,    beta-test

Ans:A ,A

. Which of the following describes how to select all the cells in a single column?
Options: a. Right click on column and select Pick from list b. Use data – text to columns menu item c. Left click on the gray column title button d. Pressing Ctrl + A on the keyboard

Ans:– c,– c

.   in order to edit a chart, you can
Options: a. triple click the chart object b. click and drag the chart object c. double click the chart object d. click the chart objects

Ans:9 – C ,9 – C

A logical description of some portion of database that is required by a user to perform task is called as
Options: System View B. User View C. Logical View D. Data View

Ans:– B ,

9. Which was the last version of MSDOS that was released separately?
Options: a. 5.0 b. 6.0 c. 6.11 d. 6.22

Ans:Correct Answer: d,Correct Answer: d

. Which of the following action removes a sheet from workbook?
Options: a.  Select the sheet, then choose Edit >> Delete Sheet b.  Select the sheet then choose Format >> Sheet >> Hide c.  Both of above d.  None of above

Ans:– a,– a

What is the shortcut key to Close Active Document in Microsoft Word?
Options: Ctrl + F4 B. Shift + F4 C. Ctrl + Shift + F4 D. None of above

Ans:– A ,

Which of the following provides a means of printing out feature notes with a miniature slide on a printed page?
Options: a. Slide with animation b. Outline view c. Notes page d. Audience handout

Ans: – D , – D

. Personal computers used a number of chips mounted on a main circuit board. What is the common name for such boards?

Options: A) Daughterboard B) Motherboard C) Father board D) Childboard


. Which switch will be used in dir to see screen full contents of disk at a time?
Options: a. /s b. /w c. /p d. /b

Ans:5 – c ,5 – c