Snapshot of the data in the database at a given instant of time is called


Options: Database Schema B. Database Instance C. Database Snapshot D. All of the above

Ans:– B ,


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More Database Systems Related questions:


What resistance in ohms should be displayed when testing a speaker in a computer?
Options: Q Ohms,    16 Ohms,    -200 Ohms,    Unlimited Ohms

Ans:B ,B


In which year was the PC voted 'The Machine of the Year's by the American Time magazine?
Options: 1970,    1975,    1983,    1987

Ans:C ,C


. Which statement is valid about computer program?
Options: A) High level languages must be converted into machine language to execute B) High level langage programs are more efficient and faster to execute C) It is more difficult to identify errors in high level language program than in low level programs D) All of above

Ans:2-A,2-A


Information can be transferred between the DBMS and a
Options: spreadsheet program,    word processor program,    graphics program,    All of the above

Ans:D ,D


What is the term used to describe addresses available on a DHCP server?
Options: Pools,    Scopes,    Ranges,    Notes

Ans:B ,B


. Which of the following is not an action query?
Options: a. add b. delete c. make-table d. update

Ans:– a,– a


. The cell reference for a range of cells that starts in cell B1 and goes over to column G and down to row 10 is ….
Options: a. G1-G10 b. B1.G10 c. B1;G10 d. B1:G10

Ans:– d,– d


Which of the following are integrity controls that a DBMS may support?
Options: Assume a default value in a field unless a user enters a value for that field.,    Limit the set of permissible values that a field may assume.,    Limit the use of null values in some fields.,    All of the above.

Ans:D ,D


Which of the following is not a key component of the evaluation process in building a DSS?
Options: criteria for evaluation,    means of measuring system-development time spent on the project,    means of monitoring the progress of the DSS,    formal review process

Ans:B ,B


What is the port number for HTTP?
Options: 99,    86,    80,    23

Ans:C ,C


What is the usual number of bits transmitted simultaneously in parallel data transmission used by microcomputers?
Options: 16,    9,    8,    4

Ans:B ,B


A menu-driven system
Options: can be used only by computer professionals,    is required only for on-line systems,    increases the operator's work,    presents options and allows the user to make selections

Ans:D ,D


. Which of the following is not the Section Break Option?
Options: a. Next Page b. Previous Page c. Odd Page d. Even Page

Ans:–  B,–  B


Which of the following command is not available in Tools menu?
Options:  A) Auto text, B) Autocorrect, C) Auto summarize, D) Macro, 

Ans:-A,-A


What is the alternative name for a diskette?
Options: Floppy disk,    Hard disk,    Flexible disk,    Winchester disk

Ans:A ,A


. 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


FORTRAN is:
Options: machine dependent,    a medium-level language,    a mathematically oriented language,    All of the above

Ans:C ,C


. The most open source DBMS.
Options: a. Microsoft SQL Server b. Microsoft Access c. MySQL d. Oracle

Ans:9 – c ,9 – c


. Commonly network of network is called
Options: a. MS Word b. MS Excel c. Internet d. MS Access

Ans:9 – c ,9 – c


Which of the following encapsulates PPP frames in Ethernet frames and uses common PPP features like authentication, encryption, and compression?
Options: PPP,    PPPoA,    PPPoE,    Token Ring

Ans:C ,C


.   Which key on the keyboard can be used to view slide show
Options: a. F1 b. F2 c. F5 d. F10

Ans:6 – C ,6 – C


. Perforated paper used as input of output media is known as
Options: A) paper tapes B) magnetic tape C) punched papers tape D) card punch

Ans:9-A,9-A


A program that is employed in the development, repair or enhancement of other programs is known as
Options: System software,    Software tool,    Applications program,    Utility program

Ans:B ,B


Which command is used to print a file?
Options: print,    prn,    pg,    lp

Ans:D ,D


. The �.can be defined as the entire windows display and can be envisioned as the electronic equivalent of your own desk�s surface
Options: a. Desktop b. Windows c. Dialog box d. None of above

Ans:6 – a ,6 – a


Personnel Administration Data systems, personnel planning data systems and the payroll system all
Options: calculate payroll deductions,    update the accounts payable file,    access the inventory file,    Ail of the above

Ans:E ,E


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

Ans:C ,C


. Which of the following is not an option of the spelling dialog box?
Options: a. Ignore b. Ignore all c. Edit d. Change

Ans:– c,– c


One of a class of storage devices that can access storage locations in any order is
Options: DTE,    DASD,    DDE,    DDC

Ans:B ,B


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)

Ans:D,D


Which is the Shortcut key to start a presentation from the beginning?
Options: A. F5 B. ALT + F5 C. CTRL + F5 D. SHIFT + F5

Ans:– A ,F5


SQL is:
Options: a programming language.,    an operating system.,    a data sublanguage.,    a DBMS.

Ans:C ,C


Which of the following expresses correct order?
Options: a. Characters, Fields, Records, Tables, Files, Databases b. Characters, Fields, Records, Tables, Database, Files c. Databases, Tables, Files, Records, Field, Character d. Files, Databases, Tables, Records, Fields, Characters

Ans:ndash; a,ndash; a


The advantage of a command processor running only built-in commands is:
Options: flexibility to the users in running lists of commands by simply collecting them in named batch command files,    the command set being common across different hardware configurations,    users can create system programs and run them as commands,    the processing is much faster than would other-wise be the case when user defined commands are used

Ans:B ,B


DNS is the abbreviation of
Options:  Dynamic Name System B.  Dynamic Network System C.  Domain Name System D.  Domain Network Service

Ans:– C ,


Terminal Table
Options: a permanent table which lists all key words and special symbols of the language in symbolic form,    a permanent table of decision rules in the form of patterns for matching with the uniform symbol table to discover syntactic structure,    consists of a full or partial list of the tokens as they appear in the program. Created by Lexical analysis and used for syntax analysis and interpretation,    contains all constants in the program

Ans:A ,A


. When the Language bar is _____, it means that you do not see it on the screen but it will be displayed the next time you start your computer.
Options: a. restored b. hidden c. minimized d. closed

Ans:– B,– B


. Which is not a system tool?
Options: a. Folder b. Backup c. Scandisk d. Format

Ans:3 – a ,3 – a


It is more accurate to define a _____ as a variety of different record types that are treated as a single unit
Options: Database,    Table,    Record,    Flat File

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 of the following methods can not be used to enter data in a cell?
Options: a. Pressing an arrow key b. Pressing the tab key c. Pressing the Esc key d. Clicking the enter button to the formula bar

Ans:– c,– c


In the formula, which symbol specifies the fixed columns or rows?
Options: $ B. * C. % D. &

Ans:– A ,


A Transportation Problem in which the total supply available at the origins exactly satisfies the total demand required at the destinations is known as:
Options: Degenerate Solution,    Balanced Transportation Problem,    Unbalanced Transportation Problem,    All of the above

Ans:B ,B


.   Which of the following you must first complete in order to delete an object?
Options: a. Double click the image b. Select the image c. Resize the image d. Move the image to a new location

Ans:6 – B ,6 – B


Analog and digital controllers:
Options: cost the same to build,    accept the same input signals,    can be changed with equal case,    All of the above

Ans:E ,E


An error-detecting code inserted as a field in a block of data to be transmitted is known as
Options: Frame check sequence,    Error detecting code,    Checksum,    flow control

Ans:A ,A


. Model 5100 was ______ in 1957.
Options: A) The first PC built by IBM B) The first PC built by Apple C) The first PC built by Motorola D) The first PC built by Intel

Ans:A,A


What will be the output of the program? #include<stdio.h> #include<math.h> int main() { float i = 2.5; printf("%f, %d", floor(i), ceil(i)); return 0; }
Options: 2, 3,    2.000000, 3,    2.000000, 0,    2, 0

Ans:C ,C


External data is stored in the
Options: market forecast file,    forecast allocation file,    customer file,    All of the above

Ans:A ,A


Which of the following refers to an entity in which the identifier of one entity includes the identifier of another entity?
Options: Weak entity,    Strong entity,    ID-dependent entity,    ID-independent entity

Ans:C ,C

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