The device that can both feed data into and accept data from a computer is


Options: ALU,    CPU,    Input-Output device,    All of the above

Ans:C,(Canswer


Description:

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

Hits Today: 9566 | 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:


A general purpose single-user microcomputer designed to be operated by one person at a time is
Options: Special-purpose computer,    KIPS,    M,    PC

Ans:D,(Danswer


An integrated circuit is
Options: a complicated circuit,    an integrating device,    much costlier than a single transistor,    fabricated on a tiny silicon chip

Ans:D ,D


Which type device is a piece of equipment that receives information from a CPU?
Options: Input,    Output,    CPU,    Memory

Ans:B,B


What will be the output if you format the cell containing 5436.8 as ‘#,##0.00’?
Options: 5,430.00 B. 5,436.80 C. 5,436.8 D. 6.8

Ans:– B ,


An optical input device that interprets pencil marks on paper media is
Options: O.M.R,    Punch card reader,    Optical scanners,    Magnetic tape

Ans:A ,A


While working with MS-DOS, which command is used to restore files that were backed up using the BACKUP command?
Options: COPY,    DISKCOPY,    RESTORE,    STORE

Ans:C ,C


The coming together of three technologies i.e. microelectronics, computing and communications has ushered in
Options: information explosion,    information technology,    business revolution,    educational upgradation

Ans:B ,B


You are working with a network that has the network ID 192.168.10.0. What subnet should you use that supports up to 12 hosts and a maximum number of subnets?
Options: 255.255.255.192,    255.255.255.224,    255.255.255. 240,    255.255.255.248

Ans:C ,C


Historically, central systems were used because:
Options: semiconductor memory was not available,    memory was very expensive,    memory consumed a large amount of power,    All of the above

Ans:D ,D


What technology is used for flat panel displays?
Options: Solid state,    RBG monitor,    VLSI,    Direct view storage tube

Ans:A,A


When mapping a binary many-to-many relationship into a relation which of the following is true?
Options: One relation is created.,    Two relations are created.,    Three relations are created.,    Four relations are created.

Ans:C ,C


The ALU of a computer responds to the commands coming from
Options: primary memory,    control section,    external memory,    cache memory

Ans:B,B


.    Which command displays only file and directory names without size, date and time information?
Options: a.    Dir/w b.    Dir a: c.    Dir /b d.    Dir /s

Ans:c,Correct Answer: dir/b


Which of the following languages is often translated to pseudo code?
Options: Assembly,    FORTRAN,    PASCAL,    BASIC

Ans:C ,C


Business Intelligence (BI) reporting systems cannot do which of the following operations?
Options: Filter data,    Group data,    Modify data,    Both filter and group data

Ans:C ,C


PowerPoint presentations are widely used as
Options: a. note outlines for teachers b. project presentations by students c. communication of planning d. All of above

Ans:– D ,– D


________ is an object-oriented interface that encapsulates data-server functionality.
Options: ODBC,    OLE DB,    JPCD,    ADO

Ans:B ,B


As compared to diskettes, the hard disks are
Options: more expensive,    more portable,    less rigid,    slowly accessed

Ans:A ,A


. What is the shortcut key to insert current date in a cell?
Options: CTRL + D B. CTRL + T C. CTRL + ; D. CTRL + /

Ans: – C ,


Home Key
Options: a. Moves the cursor beginning of the document b. Moves the cursor beginning of the paragraph c. Moves the cursor beginning of the screen d. Moves the cursor beginning of the line

Ans:–  D,–  D


Which of the following commands is not the vi Input mode command?
Options: rch,    R,    S,    j

Ans:D ,D


Objects on the slide that hold text are called
Options: a. Placeholders b. Object holders c. Auto layouts d. Text holders

Ans: – A , – A


Which of the following is used as a primary storage device?
Options: Magnetic drum,    PROM,    Floppy disk,    All of the above

Ans:B ,B


Which of the following statement is true
Options: a. Reports can be used to retrieve data from tables and calculate b. Queries can be printed in well formatted manner and presented as the information c. Queries can include calculated fields that do not exist in table d. Reports and forms are similar but forms are use to print but reports to display on screen only

Ans:ndash; c,ndash; c


The first cell in EXCEL worksheet is labeled as
Options: AA B. A1 C. Aa D. A0

Ans:– B ,


Which of the following is not an important principle for evaluating the raw data for decision-making:
Options: selection,    pattern,    everage,    overview

Ans:C ,C


What IRQ is used for COM 2?
Options: 4,    3,    2,    1

Ans:B ,B


. Which of the following is considered first computer in the world?

Options: A) Z3 B) ABC C) Mark I D) None of abobe

Ans:C,C


The spelling tool is placed on ______ toolbar
Options: a. Standard ,b. Formatting ,c. Drawing ,d. Reviewing

Ans:A,Standard


Which runs on computer hardware and serve as platform for other software to run on?
Options: Operating System B. Application Software C. System Software D. All

Ans:– A ,


If a file has read and write permissions for the owner, then the octal representation of the permissions will be
Options: 1,    6,    5,    3

Ans:B ,B


Which of the following is a function of the process step of data processing?
Options: protect,    index,    retrieval,    update

Ans:C ,C


. Boot startup process
Options: a. Loads system files to RAM b. Checks the computer connections c. Clean up the computer memory d. Prepare the computer ready

Ans:5 – a ,5 – a


What is the use of Researching Timings?
Options: This option allows you to rearrange slides B. This option allows you to set the time of animations C. This option allows you to rehearsal of slide presentation D. There is no such option in PowerPoint

Ans:– B ,


In the system concepts, term organization
Options: implies structure and order,    refers to the mannar in which each component functions with other components of the system.,    means that parts of the computer system depend on one the another.,    refers to the holism of systems

Ans:A ,A


How many types of storage loops exist in magnetic bubble memory?
Options: 8,    4,    16,    2

Ans:D ,D


. Which of the following section does not exist in a slide layout?
Options: a.  Titles b.  Lists c.  Charts d.  Animations

Ans:2 – D ,2 – D


An autonomous homogenous environment is which of the following?
Options: The same DBMS is at each node and each DBMS works independently.,    The same DBMS is at each node and a central DBMS coordinates database access.,    A different DBMS is at each node and each DBMS works independently.,    A different DBMS is at each node and a central DBMS coordinates database access.

Ans:A ,A


Which method uses the design analysis as a method for effecting the design?
Options: The iterative design method,    The direct method,    The design selection method,    All of the above

Ans:B ,B


. Another term for hyperlink is
Options: a. Link b. Source c. Bar d. None of above

Ans:9 – a ,9 – a


What command will display the line, protocol, DLCI, and LMI information of an interface?
Options: sh pvc,    show interface,    show frame-relay pvc,    show run

Ans:B ,B


. What is the correct way to refer the cell A10 on sheet3 from sheet1?
Options: sheet3!A10 B. sheet1!A10 C. Sheet3.A10 D. A10

Ans: – A ,


. What is the method of handling deadlocks?
Options: a. Use a protocol to ensure that the system will never enter a deadlock state. b. Allow the system to enter the deadlock state and then recover. c. Pretend that deadlocks never occur in the system. d. All of the Above

Ans:5 – d ,5 – d


If the processor of a computer does not have a direct and unassisted access to data items, these items are said to be
Options: offline,    remote,    disconnected,    detached

Ans:A ,A


63. How to use Format Painter multiple times
Options: a. By Click on Lock Format Painter Icon b. By Double Click on the Format Painter Icon c. By Selecting Edit -> Format Painter -> Multiple Use d. Format Painter cannot be use multiple times

Ans:–  B ,–  B


The analog computer measures dimensions and its circuits use the differential and integral equations of continuous variables. The digital computer counts units and its circuits use
Options: Logic gates,    Discrete switches,    Boolean algebra id) Bayes' theorem,    None of the above

Ans:C ,C


What is the purpose of the PSH flag in the TCP header?
Options: Typically used to indicate end of message B. Typically used to indicate beginning of message C. Typically used to push the message D. Typically used to indicate stop the message

Ans:– A ,


Which peripheral port provides the FASTEST throughput to laser printers?
Options: RS-232,    SCSI,    Parallel,    Serial

Ans:C ,C


.   A chart can be put as a part of the presentation using
Options: a. Insert -> Chart b. Insert -> Pictures -> Chart c. Edit -> Chart d. View -> Chart

Ans:9 – B ,9 – B


. From where can we set the timing for each object?
Options: a. slide show, custom transition b. Slide show, Slide transition c. slide show, custom animation d. view, slide sorter

Ans:1 – C ,1 – C

www.000webhost.com