UML is stands for


Options: Universal Modeling Language B. Unified Modeling Language C. United Modeling Language D. Uni Modeling Language

Ans:– B ,


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More Database Systems Related questions:


There are several procedures you can implement to provide maximum security. The most important of these is:
Options: do not leave training manuals unsecured,    run regular simulated tests using TARP (testing of Applications Recovery Planes),    Verify the reputation of the people installing your system,    do not allow unbonded service people to work on your equipment

Ans:B ,B


A scheme describes
Options: data elements,    records and files,    record relationships,    All of the above

Ans:D ,D


Which of the following commands will display the current IP addressing and the layer 1 and 2 status of an interface? show version show protocols show interfaces show controllers show ip interface
Options: 1, 2 and 4,    2, 3 and 5,    3 and 4 only,    None of the above

Ans:B ,B


In OSI network architecture, the routing is performed by
Options: session layer,    transport layer,    data link layer,    network layer

Ans:D ,D


When you create a subdirectory within a directory, the process is known as _____
Options: directing,    making,    backing,    nesting

Ans:D ,D


. Binary circuit elements have
Options: A) One stable state B) Two stable state C) Three stable state D) None of above

Ans:B,B


. 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 ,


You want to create a standard access list that denies the subnet of the following host: 172.16.144.17/21. Which of the following would you start your list with?
Options: access-list 10 deny 172.16.48.0 255.255.240.0,    access-list 10 deny 172.16.144.0 0.0.7.255,    access-list 10 deny 172.16.64.0 0.0.31.255,    access-list 10 deny 172.16.136.0 0.0.15.255

Ans:B ,B


. Which of the items below are considered removable storage media?
Options: A) Removable hard disk cartridges B) (Magneto-optical) disk C) Flexible disks cartridges D) All of the above

Ans:D,D


It is an association established between common fields of two tables.
Options: a. line b. relationship c. primary key d. records

Ans:ndash; b,ndash; b


What digits are representative of all binary numbers?
Options: 0,    1,    Both (a) and (b),    3

Ans:C ,C


Which of the following special symbol allowed in a variable name?
Options: * (asterisk),    | (pipeline),    - (hyphen),    _ (underscore)

Ans:D ,D


Which of the following storage and retrieval methods would be well suited to your processing requirements if you only need to retrieve records one at a time and there is no fixed pattern to the requests for data and records?
Options: indexed sectors,    sequential,    direct,    indexed direct

Ans:D ,D


Which of the following is not a characteristic of a system?
Options: operates for some purpose,    has homogeneous components,    operates within a boundary,    has interacting components

Ans:B ,B


Which one of the following phrasers best describes flux density?
Options: The concentration of lines of magnetic force,    The rate of change of the number of lines of magnetic force,    The opposition to a build-up of magnetic fields,    The force that maintains lines of force

Ans:A ,A


. To print documents from Windows
Options: a. File >> Print b. Drag the document icon over your printers icon c. Edit print d. Both a and B

Ans:8 – d ,8 – d


What allows you to print on both sides of the printer?
Options: fuser,    duplexer,    toner cartridge,    paper-swapping unit

Ans:B ,B


Type one PC cards:
Options: are used only in desktops,    are no longer being produced,    are the thinnest of the PC cards,    don't exist

Ans:C ,C


Which of the following file organizations is most efficient for a file with a high degree of file activity?
Options: sequential,    ISAM,    VSAM,    B-Tree index

Ans:A ,A


The Banker’s algorithm is used
Options:  to rectify deadlock B.  to detect deadlock         C.  to prevent deadlock D.  to slove deadlock

Ans:– C ,


In MS Word, Ctrl+S is for …..
Options: a. Scenarios b. Size c. Save d. Spelling Check

Ans:–  C,–  C


Footnotes, endnotes, and indexes are all inserted as __________
Options: bookmarks B. cross-references C. hyperlinks D. word fields

Ans:– D ,


Which of the following statements correct about the below program? #include<stdio.h> int main() { union a { int i; char ch[2]; }; union a u1 = {512}; union a u2 = {0, 2}; return 0; } 1: u2 CANNOT be initialized as shown. 2: u1 can be initialized as shown. 3: To initialize char ch[] of u2 '.' operator should be used. 4: The code causes an error 'Declaration syntax error'
Options: 1, 2,    2, 3,    1, 2, 3,    1, 3, 4

Ans:C ,C


SQL*Plus will finish the statement and execute it when the user types in this:
Options: A left slash ( \ ) followed by [Enter].,    A colon ( : ) followed by [Enter].,    A semicolon ( ; ) followed by [Enter].,    A period ( . ) followed by [Enter].

Ans:C ,C


. Which of the following is NOT true about background images?
Options: a. They are similar to watermarks in Word. b. They are displayed behind the controls in a form. c. They do not print when a form or a report is printed. d. They can be inserted on a form or a report.

Ans:8 – c ,8 – c


. Which of the following is not a form of data?
Options: A) numbers and characters B) images C) sound D) none of above

Ans:D,D


Which of the following is not a computer bus?
Options: data bus,    timer bus,    control bus,    address bus

Ans:B ,B


Resistance is measured in units of:
Options: ohms,    farads,    helids,    amperes

Ans:A ,A


. The ….provides information about hardware installation, configuration and hardware status
Options: a. Device manager b. Control panel c. Add new hardware d. Program manager

Ans:4 – a ,4 – a


What do the following declaration signify? void *cmp();
Options: cmp is a pointer to an void type.,    cmp is a void type pointer variable.,    cmp is a function that return a void pointer.,    cmp function returns nothing.

Ans:C ,C


For a pure capacitor:
Options: ac current and voltage are exactly in phase,    ac current leads the voltage by 90 degree,    ac current is converted to dc voltage,    ac current lags the voltage by 90 degree

Ans:B ,B


You can group noncontiguous worksheets with
Options: The alt+enter key B. The ctrl key and mouse C. The shift key and the mouse D. The group button on the standard toolbar

Ans: – B ,


Which one of the following statements most accurately describes the nature of inductive reactance?
Options: Inductive reactance is an opposition to current flow in dc circuits,    Inductive reactance is an opposition to current flow in ac circuits,    Inductive reactance is another term for counter emf,    Inductive reactance is a force that tends to overcome the effects of counter emf

Ans:B ,B


What is the shortcut key to “Undo ” the last action in a document?
Options: Ctrl + X B. Ctrl + Y      C. Ctrl + Z D. None of above

Ans:– C ,


. Which of the following is a way to access secondary memory?

Options: A) Random access memory B) Action method C) Transfer method D) Density method

Ans:A,A


  Power Point presentation is a collection of ________
Options: Slides and Handouts B. Speaker’s notes C. Outlines D. All of the above

Ans:– D ,


One millisecond is
Options: A) 1 second B) 10th of a seconds C) 1000th of a seconds D) 10000th of a seconds

Ans:-C,-C


Data are sent over pin _____ of the EIA-232 interface.
Options: 2,    3,    4,    All of the above

Ans:A ,A


Assembler language
Options: is usually the primary user interface,    requires fixed-format commands,    is a mnemonic form of machine language,    is quite different from the SCL interpreter

Ans:C ,C


Plotter accuracy is measured in terms of repeatability and
Options: buffer size,    resolution,    vertical dimension,    intelligence

Ans:B ,B


Which of the following is not a characteristic of structured system development?
Options: partitioning of systems into manageable levels of detail,    specification of the interfaces between modules,    the use of graphical tools, such as data-flow diagrams, to model system,    All of the above are characteristics

Ans:D ,D


What is the port number for NNTP?
Options: 119,    80,    79,    70

Ans:A ,A


_____ is the term used to refer to the process of two modems establishing communications with each other.
Options: interacting,    handshaking,    connecting,    linking

Ans:B ,B


What command is used to display a file contents in octal form?
Options: oct,    of,    od,    cd

Ans:C ,C


. Which device can understand difference between data & programs?
Options: A) Input device B) Output device C) Memory D) Microprocessor

Ans:D,D


A human cannot feel a static discharge as high as _____ volts.
Options: 200,    2000,    10000,    50000

Ans:A ,A


Which command brings you to the first slide in your presentation?
Options: a. Next slide button b. Page up c. Ctrl + Home d. Ctrl + End

Ans: – C , – C


Customer data (name and address, shipping instructions, credit terms, etc.) is provided by the:
Options: manufacturing information system,    order entry subsystem,    billing subsystem,    marketing information system

Ans:C ,C


What is the difference between mnemonic codes and machine codes?
Options: There is no difference.,    Machine codes are in binary, mnemonic codes are in shorthand English.,    Machine codes are in shorthand English, mnemonic codes are in binary.,    Machine codes are in shorthand English, mnemonic codes are a high-level language.

Ans:B ,B


Who invented the first junction transistor?
Options: Smith,    Gomes,    Fisher,    Shockley

Ans:D ,D

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