. 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 ,






More Database Systems Related questions:


. In order to arrange the countries from those with the highest population to those with the lowest, you need to sort on the population field in ……………
Options: a. ascending order b. descending order c. alphabetical order d. random order

Ans:– b,– b


. In a junction table, the _____ field consists of the foreign key from both the linked tables.
Options: a. first defined b. last defined c. foreign key d. primary key

Ans:7 – c ,7 – c


. Which of the following is a class of computers based on model?
Options: A) Digital Computer B) Hybrid Computers C) Analog Computers D) AT Computers

Ans:D,D


Which of the following is helpful in evaluating applications software what will best suit your needs?
Options: recommendations by other users,    computer magazines,    objective software reviews,    all of the above

Ans:D ,D


Data dictionary contains detail of
Options: data structures,    data flows,    data stores,    All of the above

Ans:D ,D


Each answer below shows example data from a table. Which answer is an example of the inconsistent values problem?
Options: Three columns have the values 534-2435, 534-7867, and 546-2356 in the same row.,    Three rows have the values Brown Small Chair, Small Chair Brown, and Small Brown Chair in the same column.,    Three rows have the values Brown, NULL, and Blue in the same column.,    One row has the value "He is interested in a Silver Porsche from the years 1978-1988" in a column.

Ans:B ,B


A computer-controlled device for training exercises that duplicates the work environment is a:
Options: simulator,    duplicator,    trainer,    COM device

Ans:A ,A


Which of the following can be use as slide background?
Options: Gradient B. Texture C. Picture D. All of the Above

Ans:– D ,


Which command displays the configuration register setting?
Options: show ip route,    show boot version,    show version,    show flash

Ans:C ,C


Which of the following refers to a cursor type where changes of any type and from any source are visible?
Options: Forward only,    Static,    Keyset,    Dynamic

Ans:D ,D


Which was the world's first minicomputer and when was it introduced?
Options: PDP-1, 1958,    1MB System/36, 1960,    PDP-11 1961,    VAX 11/780, 1962

Ans:A ,A


. How do you change column width to fit the contents?
Options: a. Single-click the boundary to the left to the column heading b. Double click the boundary to the right of the column heading c. Press Alt and single click anywhere in the column d. All of above

Ans:– b,– b


A common boundary between two systems is called
Options: Interdiction,    Interface,    Surface,    None of the above

Ans:B,(Banswer


A wrist grounding strap contains which of the following:
Options: Surge protector,    Capacitor,    Voltmeter,    Resistor

Ans:D ,D


A type of core store that has a lower access time than the devices used for working store in the same processor is known as
Options: core memory,    buffer,    fast core,    address register

Ans:C ,C


Which of the following characteristics is not true of NetBEUI?
Options: Highly-customizable,    Routable,    Little configuration required,    Fast for small networks to Self-tuning

Ans:B ,B


Which of the following is a layer 2 protocol used to maintain a loop-free network?
Options: VTP,    STP,    RIP,    CDP

Ans:B ,B


The ALU and control unit of most of the microcomputers are combined and manufactured on a single silicon chip. What is it called?
Options: Monochip,    Microprocessor,    ALU,    Control Unit

Ans:B ,B


A table that displays data redundancies yields ____________ anomalies
Options: Insertion B. Deletion C. Update D. All of the above

Ans:– D ,


In which tcp_wrappers file can you specify to allow all connections from all hosts?
Options: /etc/hosts.allow,    /etc/hosts.deny,    /etc/hosts,    /etc/tcp.conf

Ans:A ,A


The computer translates the condition of each switch to a number. What number is represented by the OFF state?
Options: -7,    -3.75,    1,    0

Ans:D ,D


Interrupts which are initiated by an instruction are
Options: a . internal b . external c . hardware d . software

Ans:9.d,9.d


The combination of the top-down and the bottom-up approach may be referred to as an
Options: integrative approach,    interpretive approach,    interactive approach,    both b and c

Ans:A ,A


Which of the following software types is used to simplify using systems software?
Options: spreadsheet,    operating environment,    timesharing,    multitasking

Ans:C ,C


. When Word flags a possible spelling or grammar error, it also changes the mark on the Spelling and Grammar Status icon to a _____.
Options: a. green X b. green check mark c. red X d. red check mark

Ans:– C,– C


Which of the following is a part of the Central Processing Unit?
Options: Printer,    Keyboard,    ) Mouse,    Arithmetic Logic Unit

Ans:D ,D


Modern Computers are very reliable but they are not
Options: A) Fast B) Powerful C) Infallible D) Cheap

Ans:-C,-C


. Which of the following is correct syntax in Excel?
Options: a. =IF(LogicalTest, TrueResult, FalseResult) b. =IF(LogicalTest, (TrueResult, FalseResult)) c. =IF(LogicalTest, TrueResult) (LogicalTest, FalseResult) d. =IF(LogicalTest, TrueResult), IF(LogicalTest, FalseResult)

Ans:– a,– a


Latches constructed with NOR and NAND gates tend to remain in the latched condition due to which configuration feature?
Options: asynchronous operation,    low input voltages,    gate impedance,    cross coupling

Ans:D ,D


Which of the following is not a sequence storage device?
Options: Magnetic disk,    Magnetic tape,    Paper tape,    All of the above

Ans:A ,A


. Intel corporation produces chips for which computers?
Options: A) IBM PCs B) Apple/Macintosh PCs C) Both of above D) None of above

Ans:A,A


In Excel, the Fill Color button on the Formatting toolbar is used for what?
Options: To insert a background. B. To add borders. C. To select a distribution of figures. D. To add shading or color to a cell range.

Ans:– D ,


. Which is the first electronic digital computer?
Options: A) ENIAC B) MARK I C) Z3 D) ABC

Ans:D,D


_____ write computer programs that perform jobs specified by the user.
Options: Programmer,    Data entry operator,    System Analyst,    Computer operator

Ans:A ,A


Mostly which of the following device is used to carry user files?
Options: Floppy Disk B. Hard Disk     C. RAM D. CDROM

Ans:– A ,


Which of the following function will return a value of 8?
Options: ROUNDUP(8.4999, 0) B. ROUNDDOWN(8.4999, 0) C. ROUND(8.4999, 0) D. Only B and C

Ans:– D ,


The advantage(s) of incorporating the macro processor into pass 1 is/ are:
Options: many functions do not have to be implemented twice,    Functions are combined and it is not necessary to create intermediate files as output from the macro processor and input to the assembler,    more flexibility is available to the programmer in which he/she may use all the features of the assembler in conjunction with macros,    All of the above

Ans:D ,D


With DOS, you may use the * and ?
Options: a. when changing the default settings b. to represent unspecified characters in a filename c. instead of wildcard characters d. in the extension but not in the drive name or the file name

Ans:9 b.,9 b.


The accuracy of the floating point numbers representable in two 16 bit words of a computer is approximately
Options: 16 digits,    6 digits,    4 digits,    All of the above

Ans:B ,B


Excel probably considers the cell entry January 1, 2000 to be a
Options: a. Label b. Value c. Formula d. Text string

Ans:#8211; b,#8211; b


. The function of Dir/W is
Options: a. Show all details of file b. Show only file name and directory name c. Shows only directory d. All of the above

Ans:8 – b ,8 – b


Which of the following products implemented the CODASYL DBTG model?
Options: IDMS,    DB2,    dBase-II,    R:base

Ans:A ,A


System Study involves
Options: study of an existing system,    documenting the existing system.,    identifying current deficiencies and establishing new goals,    All of the above

Ans:D ,D


. Line spacing refers to
Options: a. The space between the lines of text b. The height of the line c. The length of the line d. a and c

Ans:6 – A ,6 – A


The lowest form of computer language is called:
Options: FORTRAN,    BASIC,    machine language,    COBOL

Ans:C ,C


. Identify the true statement
Options: A) Computers are 100% accurate but it can suffer from GIGO B) Computers are reliable because they use electronic component which have very low failure rate C) Computer is never tired and does not suffer from boredom D) All of above

Ans:7-D,7-D


Accounting data
Options: is oriented to the future,    is prone to error,    deals only with internal activities of the firm,    must be converted into information to be of value to the manager

Ans:D ,D


The slide that is used to introduce a topic and set the tone for the presentation is called the
Options: a. table slide b. graph slide c. bullet slide d. title slide

Ans: – D , – D


What will be the output of the program? #include<stdio.h> #include<math.h> int main() { printf("%d, %d, %d\n", sizeof(3.14f), sizeof(3.14), sizeof(3.14l)); return 0; }
Options: 4, 4, 4,    4, 8, 8,    4, 8, 10,    4, 8, 12

Ans:C ,C


Which of following is not PowerPoint views?
Options: Page View B. Print View C. Normal View D. Outline View

Ans:– A ,

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