Holding down the Shift key and rotate the image will rotate in increments of


Options: 10 degrees B. 15 degrees C. 20 degrees D. 25 degrees

Ans: – B ,


Description: mcqquestions

Asked in: KCC-2018   |   JOA 556-2018  |  HRTC JTO-2017

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Computer Operators
Options: Write computer programs for specific problems,    Operate the devices which input and output data from the computer,    Normally require a college degree in computer science,    All of the above

Ans:B ,B


A ____ Contains the smallest unit of meaningful data, so you might call it the basic building block for a data file.
Options: File structure,    Records,    Fields,    Database

Ans:C ,C


You are troubleshooting a connectivity problem in your corporate network and want to isolate the problem. You suspect that a router on the route to an unreachable network is at fault. What IOS user exec command should you issue?
Options: Router> ping,    Router> trace,    Router> show ip route,    Router> show interface

Ans:B ,B


In Inkjet technology the droplets of ink are deflected by?
Options: multi directional nozzles,    electronically charged plates,    high pressure plates,    electro static absorbtion

Ans:A ,A


_____________ refers to the correctness and completeness of the data in a database?
Options: Data security B. Data integrity C. Data constraint D. Data independence

Ans:– B ,


Which of the following is true concerning a global transaction?
Options: The required data are at one local site and the distributed DBMS routes requests as necessary.,    The required data are located in at least one nonlocal site and the distributed DBMS routes requests as necessary.,    The required data are at one local site and the distributed DBMS passes the request to only the local DBMS.,    The required data are located in at least one nonlocal site and the distributed DBMS passes the request to only the local DBMS.

Ans:B ,B


A hybrid computer uses a _____ to convert digital signals from a computer into analog signals.
Options: Modulator,    Demodulator,    Modem,    Decoder

Ans:C,(Canswer


Which type of pc card (PCMCIA) slot will allow the insertion of a hard drive?
Options: type I,    type II,    type III,    type IV

Ans:C ,C


Which utility is useful for troubleshooting NetBIOS name resolution problems?
Options: NBTSTAT,    Netstat,    PING,    Hostname

Ans:A ,A


Which command is used to display the device name of the terminal you are using?
Options: who,    ls,    tty,    stty

Ans:C ,C


What command is used to sort the lines of data in a file in alphabetical order?
Options: sort - r,    st,    sh,    sort

Ans:D ,D


. Easily reloctable language is
Options: A) Machine language B) Assembly language C) High level language D) Medium level language

Ans:B,B


What will be the output if you format the cell containing 5436.8 as ‘#,##0.00′?
Options: a. 5430 b. 5436.8 c. 5436.80 d. 6.8

Ans:B,– b


One definition of AI focuses on problem-solving methods that process:
Options: smell,    symbols,    touch,    algorithms

Ans:B ,B


Which of the following is used when a company goes outside its organization to develop a new system?
Options: data flow diagram,    systems flowchart,    project dictionary,    request for proposal

Ans:D ,D


Which commands is used to assign executable permission to all of the files named "letter"?
Options: chmod ugo+r letter,    chmod ugo+rw letter,    chmod u+x letter,    chmod ugo+x letter

Ans:D ,D


In Microsoft PowerPoint in order to see all the slides on one screen use
Options: a. view, slide sorter b. view, slide c. view, master d. view, slide show

Ans: – A , – A


. Gutter position can be set in following positions
Options: Left & Right B. Left & Top C. Left & Bottom D. Left Only

Ans:– B ,


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

Ans:C ,C


How many layers does OSI Reference Model has?
Options:  4 B.  5 C.  6 D.  7

Ans:– D ,


. Which button might you find in a windows title bar?
Options: a. Close button b. Maximize button c. Minimize button d. All of the above

Ans:3 – d ,3 – d


. Who invented Mark I?
Options: A) Howard Aikin B) J. P. Eckert C) John Mauchley D) John v. Atanasoff

Ans:9-A,9-A


A good query system
Options: can accept English language commands,    allows non-programmers to access information stored in a database,    can be accessed only by data processing professionals,    both (a) and (b)

Ans:B ,B


What are two purposes for segmentation with a bridge? To add more broadcast domains. To create more collision domains. To add more bandwidth for users. To allow more broadcasts for users.
Options: 1 only,    2 and 3,    2 and 4,    4 only

Ans:B ,B


A tool that can help designers understand the dependencies of database structures is a:
Options: dependency graph.,    data model.,    graphical display.,    None of the above is correct.

Ans:A ,A


Which of the following is not an output device of a computer?
Options: Printer,    keyboard,    VDU,    CRT screen

Ans:B ,B


The unit of a computer system that executes program, communicates with and often controls the operation of other subsystems of the computer is known as
Options: CPU,    Control Unit,    I/O unit,    Peripheral unit

Ans:A ,A


Which of the following are examples of software development tools?
Options: debuggers,    editors,    assemblers, compilers and interpreters,    All of the above

Ans:D ,D


Which of the following are layers in the TCP/IP model? Application Session Transport Internet Data Link Physical
Options: 1 and 2,    1, 3 and 4,    2, 3 and 5,    3, 4 and 5

Ans:B ,B


Which of the following is true concerning systems information in an RDBMS?
Options: RDBMS store database definition information in system-created tables.,    This information can be accessed using SQL.,    This information often cannot be updated by a user.,    All of the above.

Ans:D ,D


Which most popular input device used today for interactive processing & for the on line entry of data for batch processing.
Options: Mouse,    Magnetic disk,    Visual display terminal,    Card punch

Ans:C ,C


Which of the following are measures of quality:
Options: validity,    accuracy,    precision,    All of the above

Ans:D ,D


Query design window has two parts. The upper part shows
Options: a. Name of fields, field type and size b. Tables with fields and relationships between tables c. Criteria d. Sorting check boxes

Ans:dash; b,dash; b


What is the maximum length a text field can be?
Options: a. 120 b. 255 c. 265 d. 75

Ans:ndash; b,ndash; b


What will the SWAP macro in the following program be expanded to on preprocessing? will the code compile? #include<stdio.h> #define SWAP(a, b, c)(c t; t=a, a=b, b=t) int main() { int x=10, y=20; SWAP(x, y, int); printf("%d %d\n", x, y); return 0; }
Options: It compiles,    Compiles with an warning,    Not compile,    Compiles and print nothing

Ans:C ,C


. Which of the following is not an advantage of open source operating system over proprietary version?
Options: a. Free to use and distribution b. Availability of technical support c. Availability of source code d. Ability to modify code

Ans:4 – b ,4 – b


The acronym HDI stands for:
Options: Half duplex interface,    Hard disk interface,    Head to disk interference,    Help desk interference

Ans:D ,D


How many simultaneous Telnet sessions does a Cisco router support by default?
Options: 2,    3,    4,    5

Ans:D ,D


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

Ans:C ,C


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


. 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


In order to combat foreign competition, U.S. companies are:
Options: automating,    ignoring the situation,    seeking import tariffs,    decreasing the salaries

Ans:A ,A


A relocate program form is the one which
Options: cannot be made to execute in any area of storage other than the one designated for it at the time of its coding or translation,    consists of a program and relevant information for its relocation,    can itself perform the relocation of its address-sensitive portions,    All of the above

Ans:B ,B


. Selecting the Rows 5 & 6 then choose Insert->Row. What will happen?
Options: 2 Rows will be inserted after Row 4 B. 2 Rows will be inserted after Row 5 C. 2 Rows will be inserted after Row 6 D. 2 Rows will be inserted after Row 7

Ans:– A ,


What is the total resistance of a series circuit that contains four resistors having values of 220W, 470W, 1W, and 1.2W?
Options: 692.2 Ohm,    844.5 Ohm,    3890 Ohm,    1234 Ohm

Ans:A ,A


Acceptance testing is
Options: running the system with line data by the actual user,    making sure that the new programs do in fact process certain transactions according to Specifications,    is checking the logic of one or more programs in the candidate systems,    testing changes made in an existing or a new program

Ans:A ,A


When three or more AND and OR conditions are combined, it is easier to use the SQL keyword(s):
Options: LIKE only.,    IN only.,    NOT IN only.,    Both IN and NOT IN.

Ans:D ,D


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


What do you mean by a Workspace?
Options: Group of Columns B. Group of Worksheets C. Group of Rows D. Group of Workbooks

Ans:– D ,


Which of the following statements, is (are) not true for the lease option
Options: Lease charges are lower than rental charges for the same period and are also tax deductable.,    Lease may be written to show higher payments is early years to reflect the decline in value of the system,    Insurance, maintenance and other expenses are included in the rental charge,    All of the above

Ans:C ,C

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