Computer Keyboard can be classified as __________ Device?


Options: A. Memory B. Input C. Output D. Storage

Ans:B,


Description: mcqquestions

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

Hits Today: 15556 | 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:


Which of the following statement is correct?
Options: Buffering is the process of temporarily storing the data to allow for small variation in device speeds,    Buffering is a method to reduce cross-talks,    Buffering is a method to reduce the routing overhead,    Buffering is storage of data within the transmitting medium until the receiver is ready to receive

Ans:A ,A


. The effect applied to display when slides changes in slide show view is
Options: a.  Slide Animation b.  Custom Animation c.  Custom Transition d.  Slide Transition

Ans:7 – D ,7 – D


Which class of IP address has the most host addresses available by default?
Options: A,    B,    C,    A and B

Ans:A ,A


Declare the following statement? "A pointer to a function which receives an int pointer and returns float pointer".
Options: float *(ptr)*int;,    float *(*ptr)(int),    float *(*ptr)(int*),    float (*ptr)(int)

Ans:C ,C


Which of the following abilities is/are required for both the system programmer and the EDP auditor?
Options: knowledge in computer science,    knowledge in accounting applications,    two of the above,    knowledge in information systems

Ans:A ,A


Systems that supply data for operations execution or supervision all concern
Options: exception reports,    computing systems,    orders,    All of the above

Ans:C ,C


Which of the following decides which systems development projects to work on first ?
Options: data diagram,    project dictionary,    systems flowcharts,    steering committee

Ans:A ,A


Transistorized computer circuits were introduced in the
Options: first generation,    second generation,    thir4 generation,    fourth generation

Ans:B ,B


A network with named nodes and labeled arcs that can be used to represent certain natural language grammars to facilitate parsing.
Options: Tree Network,    Star Network,    Transition Network,    Complete Network

Ans:C ,C


What do you mean by one to many relationship between Student and Class table?
Options: a. One student can have many classes b. One class may have many student c. Many classes may have many students d. Many students may have many classes

Ans:ndash; a,ndash; a


What is meant by the term RAM?
Options: Memory which can only be read,    Memory which can be both^read and written to,    Memory which is used for permanent storage,    Memory which can only be written to

Ans:B,B


Off-line operation is the operation of devices without the control of
Options: Memory,    CPU,    ALU,    Control unit

Ans:B ,B


  Which option in PowerPoint allows you to create a package of your presentation for showing to another computer?
Options: Save As B. Save and Go C. Pack and Go D. Web and Go

Ans:– C ,


. To drag a selected range of data to another worksheet in the same workbook, use the
Options: a. Tab key b. Alt key c. Shift key d. Ctrl key

Ans:– d,– d


Any device that performs signal conversion is
Options: Modulator,    Modem,    Keyboard,    Plotter

Ans:A ,A


The relationship between the computer and quantitative techniques can be said to be a
Options: symbiotic one,    synergistic one,    syntactical one,    synthetic one

Ans:D ,D


Which, of the following, is true for testing and debugging?
Options: Testing checks for logical errors in the programs, while debugging is a process of correcting those errors in the program,    Testing detects the syntax errors in the program while debugging corrects those errors in the program,    Testing and debugging indicate the same thing,    All of the above

Ans:A ,A


The transistor has a collector current of 10 mA and a base current of 40 mA. What is the current gain of the transistor?
Options: 250 μA,    350 μA,    0.25 μA,    300 μA

Ans:A ,A


. Where you can find the font?
Options: a. C:Font b. C:windowsfont c. C:control panelfont d. All of above

Ans:9 – b ,9 – b


A brownout is defined as:
Options: a slightly elevated voltage lasting from seconds to minutes or more,    a slightly decreased voltage lasting from seconds to minutes or more,    complete power out lasting a few minutes,    alternating power out, power on lasting a few minutes

Ans:B ,B


Which of the field has width 8 bytes?
Options: a. Memo b. Number c. Date/Time d. Hyperlink

Ans:ndash; c,ndash; c


Which of the following commands is used to absolutely assign all permissions to the owner, read and write permissions to the group and only executable permission to the others of the file note?
Options: chmod 761 note,    chmod 671 note,    chmod 167 note,    chmod 4=rwx, g=rw note

Ans:A ,A


. Which of the following Excel screen components can NOT be turned on or off?
Options: a.  Formula Bar b.  Status Bar c.  Tool Bar d.  None of above

Ans:– d,– d


A __________ enables you to view data from a table based on a specific criterion
Options: a. Form b. Query c. Macro d. Report

Ans:ndash; b,ndash; b


In cyclic redundancy checking what is the CRC?
Options: the divisor,    the quotient,    the dividend,    the remainder

Ans:D ,D


A relational database management (RDBM) package manages data in more than one file at once. How does it organize these file? As
Options: tables,    relations,    tuple,    both (a) and (b)

Ans:D ,D


The first generation of computers available was based on the bit micro processors.
Options: 4,    8,    16,    64

Ans:B ,B


One data dictionary software package is called
Options: DB/DC dictionary,    TOTAL,    ACCESS,    any of the above

Ans:A ,A


. Registers, which are partially visible to users and used to hold conditional, are known as
Options: A) PC B) Memory address registers C) General purpose register D) Flags

Ans:D,D


The control of the jobs running within a system is
Options: Job monitoring,    Job stream,    Job min,    Job step

Ans:A ,A


What will be the output of the program? #include<stdio.h> #include<stdlib.h> int main() { char *i = "55.555"; int result1 = 10; float result2 = 11.111; result1 = result1+atoi(i); result2 = result2+atof(i); printf("%d, %f", result1, result2); return 0; }
Options: 55, 55.555,    66, 66.666600,    65, 66.666000,    55, 55

Ans:C ,C


EDP auditing has become popular since
Options: 1980,    1950,    1970,    1975

Ans:C ,C


. An application program that helps the user to change any number and immediately see the result of that change is
Options: A) Desktop publishing program B) Database C) Spreadsheet D) All of above

Ans:2-C,2-C


Which of the following is Relation-algebra Operation
Options: Select B. Union C. Rename D. All of the above

Ans:– D ,


Data collection terminals
Options: track the flow of materials from one production area to another,    record employee attendance,    record start and stop of production steps,    All of the above

Ans:D ,D


A set of flip flops integrated together is called ____
Options: Counter B. Adder C. Register D. None of the above

Ans:– C ,


. Which of the following are the cheapest memory devices in terms of Cost/Bit?
Options: A) Semiconductor memories B) Magnetic Disks C) Compact Disks D) Magnetic Tapes

Ans:C,C


. In a punched card system, data is processed by a

Options: A) Keypunch machine, sorter and posting machine B) Accounting machine, posting machine, and billing machine C) Sorter, posting machine, and billing machine D) Accounting machine, keypunch machine and sorter

Ans:D,D


A section of code that may only be executed by one process at any one time is
Options: CPM,    Critical resource,    Critical region,    Gray code

Ans:C ,C


. Magnetic tape can serve as
Options: A) Secondary storage media B) Output media C) Input media D) All of the above

Ans:A,A


What is the frequency range of the IEEE 802.11b standard?
Options: 2.4Gbps,    5Gbps,    2.4GHz,    5GHz

Ans:C ,C


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


The default extension for an Oracle SQL*Plus file is:
Options: .txt.,    .pls.,    .ora.,    .sql.

Ans:D ,D


An MIS can be developed by
Options: a fire department,    a college testing service,    an ocean transportation company,    All of the above

Ans:D ,D


Human beings are referred to as Homosapiens. Which device is called Silico sapiens?
Options: Monitor,    Hardware,    Robot,    Computer

Ans:D ,D


The Second Generation Computer was based on ________.
Options: Vacuum Tube B. Silicon Chips C. Transistor D. Bio Chips

Ans:– C ,


Which of the following file retrieval methods use hypermedia?
Options: HTTP,    WAIS,    Veronica,    Archie

Ans:A ,A


Point out the error in the following program. #include<stdio.h> void display(int (*ff)()); int main() { int show(); int (*f)(); f = show; display(f); return 0; } void display(int (*ff)()) { (*ff)(); } int show() { printf("IndiaBIX"); }
Options: Error: invalid parameter in function display(),    Error: invalid function call f=show;,    No error and prints "IndiaBIX",    No error and prints nothing.

Ans:C ,C


Which of the following column properties specifies whether or not cells in a column must contain a data value?
Options: Null status,    Data type,    Default value,    Data constraints

Ans:A ,A


What will be the output of the program ? #include<stdio.h> int main() { static int arr[] = {0, 1, 2, 3, 4}; int *p[] = {arr, arr+1, arr+2, arr+3, arr+4}; int **ptr=p; ptr++; printf("%d, %d, %d\n", ptr-p, *ptr-arr, **ptr); *ptr++; printf("%d, %d, %d\n", ptr-p, *ptr-arr, **ptr); *++ptr; printf("%d, %d, %d\n", ptr-p, *ptr-arr, **ptr); ++*ptr; printf("%d, %d, %d\n", ptr-p, *ptr-arr, **ptr); return 0; }
Options: 0, 0, 0 1, 1, 1 2, 2, 2 3, 3, 3,    1, 1, 2 2, 2, 3 3, 3, 4 4, 4, 1,    1, 1, 1 2, 2, 2 3, 3, 3 3, 4, 4,    0, 1, 2 1, 2, 3 2, 3, 4 3, 4, 5

Ans:C ,C

www.000webhost.com