In order to play and hear sound on a computer, one needs:


Options: a sound card and speakers B. a microphone C. all of them required D. none of them required

Ans:– A ,


Description: mcqquestions

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

Hits Today: 14795 | Level: Moderate


******************************************************

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

Click Here to take quick 10 mins MCQ test to find out.




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




More Computer Fundamental Related questions:


The commonly used UNIX commands like date, ls, cat, etc. are stored in
Options: /dev directory,    /bin and /usr/bin directories,    /tmp directory,    /unix directory

Ans:B ,B


Which of the following is not a database object?
Options: a. Tables b. Queries c. Relationships d. Reports

Ans:dash; c,dash; c


What should you replace if the brightness or contrast adjustments were malfunctioning on a laptop?
Options: fuse,    led display,    adjustment switch,    led display cable

Ans:B ,B


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 of the following is a storage device?
Options: A) Tape B) Hard Disk C) Floppy Disk D) All of the above

Ans:D,D


Which command is used to copy the three files wb, collect and mon into the misc directory, under the same, when you were currently in the programs directory?
Options: copy wb ../misc collect ../misc mon ../misc,    cp wb collect mon ../misc,    copy wb collect mon /misc,    tar wb collect mon /misc

Ans:B ,B


.  A report module includes code for all event _______ triggered by events occurring on a specific report or its controls.
Options: a.            properties b.           procedures c.           macros d.            commands

Ans:– b,– b


The records in a file on magnetic tape
Options: can only be accessed serially,    are meant for backup,    cannot be transformed to a disk file,    have to be arranged in a key sequence

Ans:A ,A


Embedded pointer provide
Options: a secondary access path,    a physical record key,    an inverted index,    All of the above

Ans:A ,A


A homogenous distributed database is which of the following?
Options: The same DBMS is used at each location and data are not distributed across all nodes.,    The same DBMS is used at each location and data are distributed across all nodes.,    A different DBMS is used at each location and data are not distributed across all nodes.,    A different DBMS is used at each location and data are distributed across all nodes.

Ans:B ,B


Data division is the third division of a _____ program.
Options: COBOL,    BASIC,    PASCAL,    FORTH

Ans:A ,A


While working with MS-DOS, which command is used to specify the colour display, 40 columns and color?
Options: MODE COLOUR,    MODE/C,    MODE CO40,    MODE CHANGE

Ans:C ,C


. When the formula bar is activated, you can see
Options: a. The Edit Formula button b. The Cancel button c. The Enter button d. All of above

Ans:– d,– d


What command is used to reset a MODEM when using the "AT Command Set"?
Options: ATR,    ATZ,    DTR,    DCE

Ans:B ,B


Which DOS command will configure a serial printing port?
Options: Parallel serial,    Mode LPT1=C0M1,    Direct LPTl=COMl,    Mode printer ()-serial ()

Ans:B ,B


You are working with a network that is 172.16.0.0 and would like to have the maximum number of hosts per subnet. This assumes support for eight subnets. What subnet mask should you use?
Options: 255.255.192.0,    255.255.224.0,    255.255.240.0,    255.255.248.0

Ans:C ,C


Point out the error in the program? #include<stdio.h> int main() { struct emp { char name[25]; int age; float bs; }; struct emp e; e.name = "Suresh"; e.age = 25; printf("%s %d\n", e.name, e.age); return 0; }
Options: Error: Lvalue required/incompatible types in assignment,    Error: invalid constant expression,    Error: Rvalue required,    No error, Output: Suresh 25

Ans:A ,A


Two basic types of operating systems are:
Options: sequential and direct,    batch and timesharing,    sequential and realtime,    batch and interactive.

Ans:D ,D


The pending invoice file should be stored on a DASD (Direct: Access Storage Device) if
Options: payment execution is batch,    invoice data entry is one-line,    inquiries concerning payable are to be answered on-line,    All of the above

Ans:C ,C


All the instructions and procedures needed to start up a computer, to the point it can load an operating system, are stored in ROM chips. In IBM compatible PCs this is called the _____
Options: RAM BIOS,    ROM BIOS,    EPROM,    POST

Ans:B,B


What is the similarity between a structure, union and enumeration?
Options: All of them let you define new values,    All of them let you define new data types,    All of them let you define new pointers,    All of them let you define new structures

Ans:B ,B


The two major types of computer chips are
Options: A) External memory chip B) Primary memory chip C) Microprocessor chip D) Both b and c

Ans:D,D


Within a database, the sequential organization of data by a common key is called:
Options: logical structure,    inverted structure,    simple structure,    All of the above

Ans:C ,C


Composition is a stronger form of which of the following?
Options: Aggregation,    Encapsulation,    Inheritance,    All of the above.

Ans:A ,A


. Following IC chip integrates 100 thousands electronic components per chip
Options: A) SSI B) MSI C) LSI D) VLSI

Ans:1-C,1-C


A Personal Consultant knowledge base contain information in the form of:
Options: parameters,    contexts,    production rules,    All of the above

Ans:D ,D


. Which of the following is the latest version of MS Word?
Options: a. Word 2000 b. Word 2007 c. Word 2010 d. Word 2011

Ans: – C , – C


The main electronic component used in first generation computers was
Options: A) Transistors B) Vacuum Tubes and Valves C) Integrated Circuits D) None of above

Ans:-B,-B


A _____ decision making involves the establishment objectives for an organization and long-range plans for attaining these objectives.
Options: prompt,    relevant,    tactical,    strategic

Ans:D ,D


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

Ans:8 – B ,


A monitor's _____ is the distance between the holes in the mask behind the screen. This helps determine how sharp the dots appear.
Options: refresh rate,    dot pitch,    resolution,    color depth

Ans:B ,B


What will be the output of the program ? #include<stdio.h> int main() { static int a[2][2] = {1, 2, 3, 4}; int i, j; static int *p[] = {(int*)a, (int*)a+1, (int*)a+2}; for(i=0; i<2; i++) { for(j=0; j<2; j++) { printf("%d, %d, %d, %d\n", *(*(p+i)+j), *(*(j+p)+i), *(*(i+p)+j), *(*(p+j)+i)); } } return 0; }
Options: 1, 1, 1, 1 2, 3, 2, 3 3, 2, 3, 2 4, 4, 4, 4,    1, 2, 1, 2 2, 3, 2, 3 3, 4, 3, 4 4, 2, 4, 2,    1, 1, 1, 1 2, 2, 2, 2 2, 2, 2, 2 3, 3, 3, 3,    1, 2, 3, 4 2, 3, 4, 1 3, 4, 1, 2 4, 1, 2, 3

Ans:C ,C


Data is gathered, describing what is happening in the
Options: input area,    transformation,    output area,    All of the above

Ans:D ,D


Which of the following is not an Schema?
Options: Database Schema B. Physical Schema C. Critical Schema D. Logical Schema

Ans:– C ,


Who developed a mechanical device in the 17th century that could add, subtract, multiply, divide and find square roots?
Options: Napier,    Babbage,    Pascal,    Leibnitz

Ans:D ,D


The language used in application programs to request data from the DBMS is referred to as the
Options: DML,    DDL,    query language,    All of the above

Ans:A ,A


Which of the following is not true about indexes?
Options: Indexes are created to enforce uniqueness on columns.,    Indexes are created to enable fast retrieval by column values.,    Columns that are frequently used with equal conditions in WHERE clauses are good candidates for indexes.,    Indexes are created with the ALTER TABLE command.

Ans:D ,D


Which of the following is the user programmed semiconductor memory?
Options: SRAM,    DRAM,    EPROM,    All of the above

Ans:C ,C


The initial value of the semaphore that allows only one of the many processes to enter their critical sections, is
Options: 8,    1,    16,    0

Ans:B ,B


. Status indicators are located on the
Options: a. Vertical scroll bar b. Horizontal scroll bar c. Formula bar d. Formatting toolbar

Ans:– c,– c


ICMP (Internet Control Message Protocol) is
Options: a TCP/IP protocol used to dynamically bind a high level IP Address to a low-level physical hardware address,    a TCP/IP high level protocol for transferring files from one machine to another,    a protocol used to monitor computers,    a protocol that handles error and control messages

Ans:D ,D


The default and maximum size of text field in Access
Options: a. 50 and 255 Characters b. 8 and 1 GB c. 266 characters & 64000 characters d. None of above

Ans:ndash; a,ndash; a


Long-range planning reports produced in an MIS are primarily designed for:
Options: top management,    middle management,    lower management,    both (a) and (c)

Ans:A ,A


Symbolic languages were developed in
Options: 1962,    1950,    1974,    1980

Ans:B,(Banswer


Which of the following button will allow you to add, delete, or change records in your Data Source?
Options:  A) ‘Data Source’ button, B) ‘Edit’ button, C) ‘Edit Data Source’ button, D) ‘Data editing’ button,

Ans:-C,-C


. The system unit of a personal computer typically contains all of the following except:

Options: A) Microprocessor B) Disk controller C) Serial interface D) Modem

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


The personnel who deals with the computer & its management put together are called
Options: Software,    Humanware,    Firmware,    Hardware

Ans:B ,B


You want to improve network performance by increasing the bandwidth available to hosts and limit the size of the broadcast domains. Which of the following options will achieve this goal?
Options: Managed hubs,    Bridges,    Switches,    Switches configured with VLANs

Ans:D ,D


. 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

www.000webhost.com