. Which of the following is a Data Model?


Options: Entity-Relationship model B. Relational data model C. Object-Based data model D. All of the above

Ans: – D ,


Description: mcqquestions






More Database Systems Related questions:


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

Ans:B ,B


. The operating system is the most common type of .... Software
Options: a. Communication b. Application c. System d. Word processing software

Ans: c, c


In Word, the default alignment for paragraphs is _____.
Options: a. left-aligned, or flush margins at the left edge and uneven edges at the right edge b. centered, or equidistant from both the left edge and the right edge c. right-aligned, or flush margins at the right edge and uneven edges at the left edge d. justified, or flush margins at both the left and right edges

Ans:– A,– A


A constructor operation does which of the following?
Options: Creates a new instance of a class,    Updates an existing instance of a class,    Deletes and existing instance of a class,    All of the above.

Ans:A ,A


A multi programming system is one that can
Options: run very fast,    share hardware resources with many programs simultaneously,    compute many programs simultaneously,    use many operating systems

Ans:B,B


What does protocol defines?
Options: Protocol defines what data is communicated. B. Protocol defines how data is communicated. C. Protocol defines when data is communicated. D. All of above

Ans:– D ,


  The arrangement of elements such as Title and subtitle text, pictures, tables etc. is called :
Options: Layout B. Presentation C. Design D. Scheme

Ans:– A ,


. Which of the following is not a field type in access
Options: a. Memo b. Hyperlink c. Ole object d. Lookup wizard

Ans:0 – d ,0 – d


A time sharing system imply
Options: a . more than one processor in the system b . more than one program in memory c . more than one memory in the system d. None of above

Ans:10.b,10.b


The technique of assigning a memory address to each I/O device in the SAM system is called:
Options: wired I/O,    I/O mapping,    dedicated I/O,    memory-mapped I/O

Ans:D ,D


Which of the following best describes a computer-based information system?
Options: A system in which a computer is used to turn data into information,    Inputting data,    Processing data,    Performing complex mathematical calculations

Ans:A ,A


Routing tables of a router keeps track of
Options: MAC Address Assignments B. Port Assignments to network devices C. Distribute IP address to network devices D. Routes to use for forwarding data to its destination

Ans:– D ,


. The first general purpose electronic computer in the world was
Options: A) UNIVAC B) EDVAC C) ENIAC D) All of above

Ans:2-C,2-C


. Thesaurus tool in MS Word is used for
Options: a. Spelling suggestions b. Grammar options c. Synonyms and Antonyms words d. All of above

Ans: – C , – C


3. What is the maximum number of lines you can set for lines to drop box?
Options: a. 3 b. 5 c. 10 d. 15

Ans:#8211; C ,#8211; C


The ability of a computer system to remain operational despite various failures is
Options: Relation,    Schema,    Resilience,    Versatility

Ans:C ,C


Information about the items ordered (item description, price, warehouse location, etc.) is provided by the
Options: order entry subsystem,    manufacturing information system,    marketing information system,    billing subsystem

Ans:B ,B


76. How do you close a word document without closing Word window?
Options: a. Click on the Close button on the title bar b. Click on Xminimize button on the title bar c. Click on the Close command on Office menu d. Click Exit on the File menu

Ans:– C ,– C


. Status indicators are located on the
Options: a. Vertical scroll bar b. Horizontal scroll bar c. Formula bar d. Formatting toolbar

Ans:– c,– c


The relational model uses some unfamiliar terminology. A tuple is equivalent to a:
Options: record,    field,    file,    data base

Ans:A ,A


Where can you change the vertical alignment?
Options:  A) Formatting toolbar, B) Paragraph dialog box, C) Page Setup dialog box, D) Standard toolbar,

Ans:-C,-C


. Which unit is known as nerve center of computer?
Options: A) ALU B) CU C) Memory D) Registers

Ans:B,B


A sound card typically uses which IRQ?
Options: 6,    5,    15,    1

Ans:B ,B


The technique designed to support the effective access of micro-filmed data is:
Options: Microfiche retrieval,    COM,    Micrographics,    All the above

Ans:C ,C


20. What is the default left margin in Word 2003 document?
Options: a. 1″ b. 1.25″ c. 1.5″ d. 2″

Ans:– B ,– B


Ctrl + V
Options: a. Paste Texts in the beginning of Document b. Paste Images in the beginning of Document c. Paste Tables at the middle of Document d. None of the above

Ans:–  D,–  D


A systems programming language for microcomputers in the Intel family is
Options: PL/C,    PL/CT,    PL/M,    PLA

Ans:C ,C


Now-a-days computers all over the world can talk to each other. Which is one of the special accessories essential for this purpose?
Options: Keyboard,    Modem,    Scanner,    Fax

Ans:B ,B


Which one of the following equations most directly determines the power dissipation of a resistance when you know the power dissipation of a resistance when you know the voltage drop and current?
Options: P = IE,    P = E2/R,    P = I2R,    I = P/E

Ans:A ,A


WRAM is used on a
Options: modem,    video card,    motherboard,    ata connector

Ans:B ,B


To run a compiled Java program, the machine must have what loaded and running?
Options: Java virtual machine,    Java compiler,    Java bytecode,    A Web browser

Ans:A ,A


. Which of the following parameters decided the performance of the memory?
Options: Latency B. Cycle time C. Transfer rate D. All of the above

Ans:– D ,


The situation when in a linked list START=NULL is
Options: a. underflow b. overflow c. housefull d. saturated

Ans:- a,- a


An operating system intended for use on microprocessor based systems that support a single user is
Options: PC-DOS,    MS-DOS,    UNIX,    CP/M

Ans:D,(Danswer


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


How do you insert a row?
Options: a. Right-click the row heading where you want to insert the new row and select Insert from the shortcut menu b. Select the row heading where you want to insert the new row and select Edit >Row from the menu c. Select the row heading where you want to insert the new row and click the Insert Row button on the standard toolbar d. All of the above

Ans:8211; a,8211; a


. MIS is designed to provide information needed for effective decision making by?
Options: A) Consumers B) Workers C) Foremen D) Managers

Ans:D,D


Which monitor would provide the highest level of performance?
Options: VGA,    XGA,    CGA,    SVGA

Ans:D ,D


. Ctrl + K
Options: Insert Page Humber B. Insert Hyperlink C. Insert Header D. Insert Footer

Ans:– B ,


In latest generation computers, the instructions are executed
Options: Parallely only,    Sequentially only,    Both sequentially an parallely,    All of the above

Ans:C ,C


Sensors:
Options: are easily developed,    probably will not improve over the next decade,    are not important in automation,    will be much smarter and more sophisticated in the future

Ans:D ,D


. Which command will you choose to convert a column of data into row?
Options: a.  Cut and Paste b.  Edit >> Paste Special >> Transpose c.  Both of above d.  None of above

Ans:– b,– b


. The Allow _____ property controls whether new records can be added through the form.
Options: a. Additions b. Edits c. Deletions d. Data Entry

Ans:5 – a ,5 – a


. To display system boot menu which of the following command you must press?
Options: a. F4 b. F7 c. F8 d. F5

Ans:7 – c ,7 – c


. Which feature helps you to inserts the contents of the Clipboard as text without any formatting
Options: Paste Special B. Format Painter C. Page Setup D. Styles

Ans:– A ,


. If particular workbook have to open each time Excel started, where that workbook should be placed?
Options: a. AUTOEXEC Folder b. AUTOSTART Folder c. EXCELSTART Folder d. XLSTART Folder

Ans:– d,– d


A PCMCIA measuring 10.5mm is what type?
Options: type 1,    type 2,    type 1 and 3,    type 3

Ans:D ,D


9. What is the name of the batch file that is automatically run when MSDOS is booted?
Options: a. Run.bat b. Config.sys c. Config.bat d. Autoexec.bat

Ans:Correct Answer: d ,Correct Answer: d


Supervisor state is
Options: never used,    entered by programs when they enter the processor,    required to perform any I/O,    only allowed to the operating system

Ans:D ,D


. You can zoom a worksheet
Options: a. With the mouse pointer in Print Preview b. With the zoom button on the Print Preview toolbar c. With the Zoom command on the view menu d. All of the above

Ans:– d,– d

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