Which device of computer operation dispenses with the use of the keyboard?


Options: Joystick,    Light pen,    Mouse,    Touch

Ans:C,(Canswer


Description:

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

Hits Today: 6566 | Level: Moderate




Got some suggestion about this question or to make this site better? Please leave your comments below.


Want to see where do you stand among other aspirants in "Computer" Category?

Click Here to take quick 5 mins MCQ test to find out.

More Computer Fundamental Related questions:


Metadata enables database designers and users to do all of the following except:
Options: sample data.,    understand what data exist.,    what the fine distinctions are between similar data items.,    what the data mean.

Ans:A ,A


. Which of the following are the best units of data on an external storage device?
Options: A) Bits B) Bytes C) Hertz D) Clock cycles

Ans:B,B


An atomic literal is which of the following?
Options: Strings,    Boolean,    Long,    All of the above.

Ans:D ,D


.  By default, what is the name of a new module in the Modules folder of the Project pane called?
Options: a.            Bas1 b.           Module c.           New Module d.            Module1

Ans:– d,– d


Which of the following is true about pseudocode
Options: A machine language,    An assembly language,    A high-level language,    All of the above

Ans:E ,E


How many operations per second can perform by a modern fast mainframe digital computer.
Options: 1000,    100,000,    10,00,000,    1,00,00,00,000

Ans:D ,D


.  The VB Name used to display the warning message icon is _______.
Options: a.            vbCritical b.           vbInformation c.           vbExclamation d.            vbQuestion

Ans:– c,– c


What is the maximum number of entries in the HOSTS file?
Options: 8,    255,    500,    Unlimited

Ans:D ,D


5. …..system is built directly on the hardware
Options: a. Environment b. System c. Operating d. None

Ans:Correct Answer: c,Correct Answer: c


Which command will create a dynamic pool named Todd that will provide you with 30 global addresses?
Options: ip nat pool Todd 171.16.10.65 171.16.10.94 net 255.255.255.240,    ip nat pool Todd 171.16.10.65 171.16.10.94 net 255.255.255.224,    ip nat pool todd 171.16.10.65 171.16.10.94 net 255.255.255.224,    ip nat pool Todd 171.16.10.1 171.16.10.254 net 255.255.255.0

Ans:B ,B


Which of the following is a problem of file management system?
Options: a. difficult to update b. lack of data independence c. data redundancy d. All of above

Ans:d,All of above


A device for converting handwritten impressions into coded characters & positional coordinates for input to a computer is
Options: Touch panel,    Mouse,    Wand,    Writing tablet

Ans:D ,D


A system investigation may result from
Options: an analysis investigation,    a scheduled systems reviewed,    a manager's formal request,    All of the above

Ans:D ,D


Videotex is a combination of
Options: television,    communication,    computer technology,    All of the above

Ans:D ,D


Which of the following are likely to jam the read/write head of a disk pack?
Options: Dust,    Smoke particle,    Finger print smudge,    All of the above

Ans:D ,D


When determining the efficiency of algorithm, the space factor is measured by
Options: A)Counting the maximum memory needed by the algorithm b.Counting the minimum memory needed by the algorithm c.Counting the average memory needed by the algorithm d.Counting the maximum disk space needed by the algorithm

Ans:A,Counting the maximum memory needed by the


. Which of the following is not true for a magnetic disk?
Options: A) It is expensive relative to magnetic tape B) It provides only sequential access to stored data C) Users can easily update records by writing over the old data D) All of above

Ans:6-B,6-B


________ is an interface by which application programs can access and process SQL databases in a DBMS-independent manner.
Options: ODBC,    OLE DB,    JPCD,    ADO

Ans:A ,A


Name of the first guided weapon in the world which used a programmable digital computer:
Options: Sting Ray Torpedo,    Mk 46 Torpedo,    Air-Launched Cruise Missile (ALCM),    Tomahawk Missile

Ans:A,A


Which of the following is not a practical data-processing approach?
Options: batch-sequential,    batch-direct,    immediate-sequential,    immediate-direct

Ans:C,C


The primary job of the operating system of a computer is to
Options: command resources,    manage resources,    provide utilities,    be user friendly

Ans:B ,B


The spelling dialog box can be involved by choosing spelling from ________ menu.
Options: insert B. file C. tools D. view

Ans:– C ,


A rectangle represents which of the following in an ERD?
Options: Attribute,    Entity,    Optional One,    Relationship

Ans:B ,B


What is “Motion Path” in PowerPoint?
Options: A path to move items on a slide B. A path where PowerPoint file saved C. A path where PowerPoint Program installed D. None of above

Ans:– A ,


The wildcard in a WHERE clause is useful when?
Options: An exact match is necessary in a SELECT statement.,    An exact match is not possible in a SELECT statement.,    An exact match is necessary in a CREATE statement.,    An exact match is not possible in a CREATE statement.

Ans:B ,B


Output segments of AI programming contain(s)
Options: printed language and synthesized speech,    Manipulation of physical object,    Locomotion,    All of the above

Ans:D ,D


If gross requirements are 2,000, inventory on hand is 3,000, reorder point is 500, and EOQ is 1,300, the order quantity is
Options: 3,000,    2,000,    7,000,    zero

Ans:D ,D


The model for a record management system might be
Options: handwritten list,    a Rolodex card file,    a business form,    All of the above

Ans:D ,D


How do you insert a row?
Options: a. Right-click the row heading where you want to insert the new row and select Insert from the shortcut menu b. Select the row heading where you want to insert the new row and select Edit >Row from the menu c. Select the row heading where you want to insert the new row and click the Insert Row button on the standard toolbar d. All of the above

Ans:8211; a,8211; a


. Why Drop Caps are used in document?
Options: a. To drop all the capital letters b. To automatically begin each paragraph with capital letter c. To begin a paragraph with a large dropped initial capital letter d. None of above

Ans: – C , – C


Personnel activity reports are produced from the
Options: personnel transactions file,    employee file,    applicant file,    jobs files

Ans:A ,A


Devices interconnected by the LAN should include
Options: Computers and terminals,    mass storage device, printers and plotters,    bridges and gateways,    All of the above

Ans:D ,D


Which of the following devices can be used to directly input printed text?
Options: OCR,    OMR,    MICR,    All of the above

Ans:A,A


. The active cell:
Options: a. is defined by a bold border around the cell. b. Receives the data the user enters. c. It is the formula bar. d. Only A and B.

Ans:– d,– d


. What type of memory is not directly addressable by the CPU and requires special softw3are called EMS (expanded memory specification)?
Options: A) Extended B) Expanded C) Base D) Conventional

Ans:B,B


Point out the error in the program. #include<stdio.h> const char *fun(); int main() { *fun() = 'A'; return 0; } const char *fun() { return "Hello"; }
Options: Error: RValue required,    Error: Lvalue required,    Error: fun() returns a pointer const character which cannot be modified,    No error

Ans:C ,C


What will be the output of the program in Turb C (under DOS)? #include<stdio.h> int main() { int arr[5], i=0; while(i<5) arr[i]=++i; for(i=0; i<5; i++) printf("%d, ", arr[i]); return 0; }
Options: 1, 2, 3, 4, 5,,    Garbage value, 1, 2, 3, 4,,    0, 1, 2, 3, 4,,    2, 3, 4, 5, 6,

Ans:B ,B


JDBC stands for:
Options: Java Database Connectivity,    Java Database Components,    Java Database Control,    None of the above is correct.

Ans:A ,A


A rule of thumb for choosing indexes for a relational database includes which of the following?
Options: Indexes are more useful on smaller tables.,    Indexes are more useful for columns that do not appear frequently in the WHERE clause in queries.,    Do not specify a unique index for the primary key of each table.,    Be careful indexing attributes that have null values.

Ans:D ,D


Which controller would support an external CD-ROM drive?
Options: ESDI,    ARLL,    MFM,    SCSI

Ans:D ,D


Business Intelligence (BI) systems do not obtain their data by which of the following means?
Options: Read and process data from an operational database,    Process transactions,    Process extracts from operational databases,    Process data purchased from data vendors

Ans:B ,B


. Which of the following is not a valid Data Type in MS Access?
Options: a. Memo b. Picture c. Currency d. AutoNumber

Ans:– b,– b


. A(n) _______________ query makes changes to or moves records in a dynaset, in a single operation.
Options: a. select b. summary c. parameter d. action

Ans:3 – d ,3 – d


What will be the output of the program? #include<stdio.h> #define MIN(x, y) (x<y)? x : y; int main() { int x=3, y=4, z; z = MIN(x+y/2, y-1); if(z > 0) printf("%d\n", z); return 0; }
Options: 3,    4,    0,    No output

Ans:A ,A


Where one has to process all the data records in a file, the best tile organization is
Options: Indexed,    sequential,    direct access,    random access

Ans:B ,B


What does the port number in a TCP connection specify?
Options: It specifies the communication process on the two end systems B. It specifies the quality of the data & connection C. It specify the size of data D. All of the above

Ans:– A ,


System Implementation Phase entails
Options: System check outs,    Pilot run,    Parallel runs,    All of the above

Ans:A ,A


What is the name given to the database management system which is able to handle full text data, image data, audio and video?
Options: Full media,    Graphics media,    Multimedia,    Hypertext

Ans:C ,C


A dot-matrix printer
Options: is an input device,    is an output device,    cannot print alphabet,    has a speed of 1000 cps

Ans:B ,B


. Which of the following is input device?
Options: A) scanner B) speaker C) monitor D) projector

Ans:A,A

www.000webhost.com