What is the name of the logic circuit which can add two binary digits?

Options: Full adder,    Half adder,    Buffer,    Register


More Computer Fundamental Related questions:

A word processor would most likely be used to do
Options:  A) Keep an account of money spent, B) Do a computer search in media center, C) Maintain an inventory, D) Type a biography,


. An error in computer data is called
Options: A) Chip B) Bug C) CPU D) Storage device


. Which command does not exist in DOS?
Options: a. Sum b. CLS c. CD d. Dir

Ans:3 – a ,3 – a

. What is the use of “Hide Slide” option?
Options: a. to hide the selected slides during Presentation b. to hide the selected slides during Editing c. to hide the selected slides during Printing d. to hide the selected slides during Deleting

Ans:8 – A ,8 – A

What is the number of bits needed for an address in a 4 K memory?
Options: 16,    8,    12,    4

Ans:C ,C

. Which major database object stores all data?
Options: a. Field b. Query c. Record d. Table

Ans:3 – d ,3 – d

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

Which of the following enables you to paste data multiple times?
Options: Windows Clipboard B. Office Clipboard C. Both Windows & Office Clipboard D. None of the all

Ans:– C ,

. Scandisk
Options: a. Checks the disk b. Give information about disk c. Run from DOS mode d. All of the above

Ans:9 – d ,9 – d

In laser printing, there are six steps the printer follows. What comes between the conditioning phase and the developing phase?
Options: transfer phase,    writing phase,    fusing phase,    cleaning phase

Ans:B ,B

A single transistor can be used to build which of the following digital logic gates?
Options: AND gates,    OR gates,    NOT gates,    NAND gates

Ans:C ,C

. Which of the following is an example of a real time operating system?
Options: a. Lynx b. MS DOS c. Windows XP d. Process Control

Ans: d, d

. ____ is the operating systems File and folder Manager
Options: a. Windows Explorer b. Windows Control Panel c. My Computer d. My Documents

Ans:8 – a ,8 – a

If N1/N2 = 2, and the primary voltage is 120 V, what is the secondary voltage?
Options: 0 V,    36 V,    40 V,    60 V

Ans:D ,D

Which of the following is not an important principle for evaluating the raw data for decision-making:
Options: selection,    pattern,    everage,    overview

Ans:C ,C

What is meant by a dedicated computer?
Options: a . which is used by one person only b . which is assigned to one and only one task c . which does one kind of software d . which is meant for application software only


. Which query do you use to answer the question “Which employees earn more than $5000 a month”?
Options: a. Search query b. Cross tab query c. Select query d. Update query

Ans:– c,– c

A retailing business involves which of the following functions?
Options: engineering,    maintenance,    plant operations,    All of the above

Ans:B ,B

Which symbol will be used with grep command to match the pattern pat at the beginning of a line?
Options: ^pat,    $pat,    pat$,    pat^

Ans:A ,A

Most industrial control applications:
Options: can be solved using more than one method of control,    can be done more reliably using solid-state methods,    must have the process specified correctly to be successful,    All of the above

Ans:D ,D

Which of the following presentation elements can you modify using the slide master?
Options: a. Slide comments b. Slide transitions c. Speaker note font and color d. All of above

Ans: – B , – B

Which of the following commands sets a trunk port on a 2960 switch?
Options: trunk on,    trunk all,    switchport trunk on,    switchport mode trunk

Ans:D ,D

Locks placed by command are called ________ .
Options: implicit locks,    explicit locks,    exclusive locks,    shared locks

Ans:B ,B

. Which of the following is not an electronic computer?


A distributed database can use which of the following strategies?
Options: Totally centralized at one location and accessed by many sites,    Partially or totally replicated across sites,    Partitioned into segments at different sites,    All of the above

Ans:D ,D

Name the two persons who were the first to develop a model of the microprocessor chip.
Options: Marcian Ted Hoff,    Victor Poor,    Harry pyle,    Both (b) and (c)


What is an SQL virtual table that is constructed from other tables?
Options: Just another table,    A view,    A relation,    Query results

Ans:B ,B

High density double sided floppy disks could store _____ of data
Options: A) 1.40 MB B) 1.44 GB C) 1.40 GB D) 1.44 MB


. A bookmark is an item or location in document that you identify as a name for future reference. Which of the following task is accomplish by using bookmarks?
Options: a. to add anchors in web page b. to mark the ending of a paragraph of document c. to quickly jump to specific location in document d. to add hyperlinks in webpage

Ans: – C , – C

What is the shortcut-key for manual line break?
Options: a. CTRL + Enter b. Alt + Enter c. Shift + Enter d. Space + Enter

Ans:–  C,–  C

. The windows feature is the ability of computer to automatically configure a new hardware component is that
Options: a. Auto detect b. Plug and play c. Add remove hardware d. None of above

Ans:2 – b ,2 – b

Which of the following could be a valid DOS  file  specification?

Ans:  4 b.        ,  4 b.       

. Memory unit is one part of
Options: A) Input device B) Control unit C) Output device D) Central Processing Unit


. Which function is used to calculate depreciation, rates of return, future values and loan payment amounts?
Options: Logical B. Math & Trigonometry C. Statistical D. Financial

Ans: – D ,

The first AI programming language was called:
Options: BASIC,    FORTRAN,    IPL,    LISP

Ans:C ,C

. Which tool you will use to join some cells and place the content at the middle of joined cell?
Options: a.  From Format Cells dialog box click on Merge Cells check box b.  From Format Cells dialog box select the Centered alignment c.  From Format Cells dialog box choose Merge and Center check box d.  Click on Merge and Center tool on formatting toolbar

Ans:– d,– d

In top down analyis and design
Options: each succeeding phase is more detailed than the phase before it,    each succeeding phase is as detailed as the phase before it.,    each succeeding phase is less detailed than the phase before it,    aLL of the above

Ans:A ,A

Output hardware is often categorized according to whether it:
Options: is expensive,    requires a large amount of electricity to work,    produces hardcopy or softcopy,    can fit on a desktop

Ans:C ,C

. Any method for controlling access to or use of memory is known

Options: A) Memory map B) Memory protection C) Memory management D) Memory instruction


A hand-held device for optically reading bar codes on goods, labels & shelves is
Options: Wand,    Touch tablet,    Mouse,    Light pen

Ans:A ,A

One of the following is not considered a method of input control in a CAD system.
Options: Joystick,    Programmable function box,    Plotter,    Touch terminal

Ans:C ,C

When was Apple Macintosh II microcomputer introduced in the market?
Options: 1964,    1970,    1983,    1986


Which of the following is not true of the traditional approach to information processing?
Options: There is common sharing of data among the various applications,    It is file-oriented,    Programs are dependent on the files,    It is inflexible

Ans:A ,A

. When a key is pressed on the keyboard, which standard is used for converting the keystroke into the corresponding bits?



Repeaters are often used on an 802.3 network to help strengthen the signals being transmitted. As with the length of segments and the number of segments, a limit exists as to how many repeaters can be used between any two nodes. What is the maximum number of repeaters that can be used?
Options: Five,    Two,    Four,    Six

Ans:C ,C

Which of the following is not available on the Ruler of MS Word screen?
Options:  A) Tab stop box, B) Left Indent, C) Right Indent, D) Center Indent, E) All of them are available on ruler


Which technique enables the designer to mold and shape, rather than construct on object using a series of lines?
Options: Solid modeling,    Wire-frame modeling,    Surface modeling,    FEM (Finite Element Modeling)

Ans:A ,A

Locking may cause which of the following problems?
Options: Erroneous updates,    Deadlock,    Versioning,    All of the above.

Ans:B ,B

Which is the first compiler-level language developed by a team of IBM programmers led by John Backus and unveiled in 1957?
Options: BASIC,    PL/1,    FORTRAN,    APL

Ans:C ,C

. Validation Rule in a field will
Options: a. Checks the value entered when user leaves the field b. Displays the value in specified format when user leaves the field c. Defines the appearance for the text d. There is no option of Validation Rule

Ans:– a,– a