In an Entity-Relationship Diagram Rectangles represents


Options: Entity sets B. Attributes C. Database D. Tables

Ans:– A ,


Description: mcqquestions






More Database Systems Related questions:


Software instructions intended to satisfy a user's specific processing needs are called _____.
Options: Systems software,    A microcomputer,    Documentation,    Applications software

Ans:D ,D


. Gridlines
Options: a. May be turned off for display but turned on for printing b. May be turned on or off for printing c. The be turned off for display and printing d. a, b and c

Ans:– d,– d


When did arch rivals IBM and Apple Computers Inc. decide to join hands?
Options: 1978,    1984,    1990,    1991

Ans:D ,D


Which of the following is not a part of default Red Hat Linux email system?
Options: Pine,    The MTA,    The MUA,    procmail

Ans:A ,A


What happens when dollar signs ($) are entered in a cell address? (ex. $B$2:$B$10)
Options: An absolute cell address is created. B. Cell address will change when it is copied to another cell. C. The sheet tab is changed. D. The status bar does not display the cell address.

Ans:– A ,


Because the configuration information for a DHCP client is received dynamically, you must use which utility to read the current configuration to verify the settings?
Options: PING,    TRACERT,    ARP,    IPCONFIG

Ans:D ,D


. The delete confirmation generated by …switch
Options: a. /p b. /b c. /w d. /c

Ans:4 – a ,4 – a


Computer can not do anything without a
Options: Chip,    Memory,    Output device,    Program

Ans:D ,D


Properties that describe the characteristics of entities are called:
Options: entities.,    attributes.,    identifiers.,    relationships.

Ans:B ,B


Computing systems designed to supply supervisory information include.
Options: invoicing systems,    payroll systems,    process control systems;,    All of the above

Ans:C ,C


A terminal having local processing capability is
Options: KIPS,    AI,    Intelligent terminal,    Optical terminal

Ans:C ,C


. The __________ is used to access one record at a time.
Options: a. query b. filter c. form d. report

Ans:4 – c ,4 – c


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


Data can be arranged in a worksheet in a easy to understand manner using
Options: a. auto formatting b. applying styles c. changing fonts d. all of above

Ans:#8211; d,#8211; d


Suppose that you have a customer who has a central HQ and six branch offices. They anticipate adding six more branches in the near future. They wish to implement a WAN technology that will allow the branches to economically connect to HQ and you have no free ports on the HQ router. Which of the following would you recommend?
Options: PPP,    HDLC,    Frame Relay,    ISDN

Ans:C ,C


. Which of the cell pointer indicates that you can fill series?
Options: a.  Doctor’s symbol (Big Plus) b.  small thin plus icon c.  Mouse Pointer with anchor at the tip d.  None of above

Ans:– b,– b


Which of the following memory is capable of operating at electronics speed?
Options: Semiconductor memory,    Magnetic disks,    Magnetic drums,    Magnetic tapes

Ans:A,A


. The Third Generation Computer was made with ________.
Options: A) Vacuum Tube B) Discrete Components C) IC D) Bio Chips

Ans:C,C


Which of the following commands is used to get directory one level up?
Options: cd,    cd ..,    cd/,    chdir

Ans:B ,B


Transient data is which of the following?
Options: Data in which changes to existing records cause the previous version of the records to be eliminated,    Data in which changes to existing records do not cause the previous version of the records to be eliminated,    Data that are never altered or deleted once they have been added,    Data that are never deleted once they have been added

Ans:A ,A


Under multiprograming, turnaround time for short jobs is usually _____ and that for long jobs is slightly _____.
Options: lengthened; shortened,    shortened; lengthened,    shortened; shortened,    lengthened; lengthened

Ans:B ,B


How many non-overlapping channels are available with 802.11b?
Options: 3,    12,    23,    40

Ans:A ,A


A communication network which is used by large organizations over regional, national or global area is called
Options: LAN,    WAN,    MAN,    Intranet

Ans:B ,B


A question that MIS designers must consider is whether to use "top_____ " or "bottom-up" development approach.
Options: down,    level,    bottom,    All of the above

Ans:A ,A


Point out the error in the program? struct emp { int ecode; struct emp e; };
Options: Error: in structure declaration,    Linker Error,    No Error,    None of above

Ans:A ,A


. What is the shortcut key to start presentation from current slide?
Options: a. F5 b. Alt + F5 c. Ctrl + F5 d. Shift + F5

Ans:0 – D ,0 – D


Thrashing can be avoided if
Options: the pages, belonging to the working set of the programs, are in main memory,    the speed of CPU is increased,    the speed of I/O processor is increased,    all of the above

Ans:A ,A


A technique used by codes to convert an analog signal into a digital bit stream is known as
Options: A) Pulse code modulation B) Pulse stretcher C) Query processing D) Queue management

Ans:-A,-A


The modern enterprise is interconnected internally and externally by the Internet, intranets, and other networks. Select the best fit for answer:
Options: Internetworked enterprise,    Information super highway,    Business applications of telecommunications,    Client/Server networks

Ans:A ,A


. Which of the following is not a type of Software

Options: A) System Software B) Application Software C) Utility Software D) Entertainment Software

Ans:D,D


On the feasibility committee, department representatives serve as:
Options: direct users of the new system,    liaison to their departments,    ready sources of information,    All of the above

Ans:D ,D


How many copies of the database schema are typically used in the redesign process?
Options: One,    Two,    Three,    Four

Ans:C ,C


From a data systems design viewpoint, the number of different types of general ledger entries is
Options: six,    three,    four,    one

Ans:C ,C


. Which function will you use to enter current time in a woksheet cell?
Options: a. =today() b. =now() c. =time() d. =currentTime()

Ans:– b,– b


. when you print preview a worksheet
Options: a. the entire worksheet is displayed b. the selected range is displayed c. the active portion of the worksheet is displayed d. a, b and c

Ans:– d,– d


. Mini computers and micro computers are from which generation of computers?
Options: A) First B) Second C) Third D) Fourth

Ans:D,D


Which of the following is not valid version of MS Office?
Options:  A) Office XP, B) Office Vista, C) Office 2007, D) None of above, 

Ans:B,B


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

Ans:D ,D


Ultimately, internal constraints can be traced to limits on
Options: manpower,    money,    machines,    material

Ans:B ,B


If you wanted administrators to see a message when logging into the router, which command would you use?
Options: message banner motd,    banner message motd,    banner motd,    message motd

Ans:C ,C


Which of the following is the correct order if calling functions in the below code? a = f1(23, 14) * f2(12/4) + f3();
Options: f1, f2, f3,    f3, f2, f1,    Order may vary from compiler to compiler,    None of above

Ans:C ,C


. When sharing data in Office, the ________ document is the document in which the data was first entered.
Options: a. source b. destination c. original d. primary

Ans:–  A,–  A


World Wide Web is being standard by
Options: a. Worldwide corporation b. W3C c. World Wide Consortium d.World Wide Web Standard

Ans:b,b


. Recently used application file list appears in the Windows operating system
Options: a. Setting menu b. Documents menu c. Run dialog box d. Programs menu

Ans:0 – b ,0 – b


A number which is stored and processed but not in the standard exponential form is called
Options: Floating point number,    Fixed point number,    Octal number,    Decimal number

Ans:B,(Banswer


When you insert an excel file into a word document. The data are
Options: a. Hyperlinked placed in a word table b. Linked c. Embedded d. Use the word menu bar and toolbars

Ans:#8211; b,#8211; b


. How to remove the unwanted action from recorded macro without recording the whole macro again?
Options: a. By using the Find and Edit Action Option b. By clicking on the Refresh button in the Macro toolbar c. By edit the macro in the Visual Basic Editor d. Macro cannot be edited.

Ans:– c,– c


A flip-flop:
Options: is a combinational logic device,    is a sequential logic device,    remembers what was previously stored in it,    (a) and (c)

Ans:D ,D


The ASCII code for the character J is:
Options: 1001 0001,    1001 1010,    0100 1010,    1010 0001

Ans:C,C


. RJ45 UTP cable has ________ Cables.
Options: A) 2 pair B) 3 pair C) 4 pair D) 5 pair

Ans:C,C

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