The 2's complement of a binary no. is obtained by adding.....to its 1's complement.


Options: 0 ,    1,    10,    12

Ans:B,(Banswer


Description:

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

Hits Today: 19457






More Computer Fundamental Related questions:


Which type of entity is related to two or more associated entities that each contain specialized attributes that apply to some but not all of the instances of the entity?
Options: Supertype entity,    Subtype entity,    Archetype entity,    Instance entity

Ans:A ,A


. To select more than one slide in the presentation
Options: a. Just Click on slide b. Ctrl + Click on slide c. Alt + Click on slide d. Shift + Click on slide

Ans:2 – B ,2 – B


What will be the output of the program (sample.c) given below if it is executed from the command line (Turbo C in DOS)? cmd> sample 1 2 3 /* sample.c */ #include<stdio.h> int main(int argc, char *argv[]) { int j; j = argv[1] + argv[2] + argv[3]; printf("%d", j); return 0; }
Options: 6,    sample 6,    Error,    Garbage value

Ans:C ,C


Which of the following modifications may not succeed?
Options: Changing a column data type from char to date,    Changing a column data type from numeric to char,    Both of the above actions should succeed.,    Neither of the above actions will succeed.

Ans:A ,A


Memories in which any location can be reached in a fixed (and short) amount of time after specifying its address is called
Options: sequential-access memory,    random-access memory,    secondary memory,    mass storage

Ans:B ,B


It is most important that the data produced by a payment system be
Options: accurate,    authoritative,    relevant,    newsworthy

Ans:A ,A


The hardware in which data may be stored for a computer system is called
Options: Registers,    Bus,    Control unit,    Memory

Ans:D ,D


Which of the following is not processing?
Options: A) arranging B) manipulating C) calculating D) gathering

Ans:-D,-D


The Octal number to be given alogn with chmod command to make a file readable, writable and executable to the owner, readable and executable to group and others is:
Options: 000,    755,    744,    555

Ans:B ,B


. Which of the following is correct syntax in Excel?
Options: a. =IF(LogicalTest, TrueResult, FalseResult) b. =IF(LogicalTest, (TrueResult, FalseResult)) c. =IF(LogicalTest, TrueResult) (LogicalTest, FalseResult) d. =IF(LogicalTest, TrueResult), IF(LogicalTest, FalseResult)

Ans:– a,– a


A temporary storage area, attached to the CPU, for I/O operations is a:
Options: chip,    buffer,    register,    core

Ans:B ,B


The transmission signal coding method of TI carrier is called
Options: Bipolar,    NRZ,    Manchester,    Binary

Ans:A ,A


. Which of the following is not a part of Slide Design?
Options: a.  Design Template b.  Color Scheme c.  Animation Scheme d.  Slide Layout

Ans:3 – D ,3 – D


. Relationships between tables can be graphically viewed in the _______________ window.
Options: a. Design b. Joins c. Relationships d. Tables

Ans:4 – c ,4 – c


. Which of the following Data Type is used to store picture in MS Access
Options: a. Picture b. OLE Object c. Memo d. Picture cannot be stored

Ans:– b,– b


The Santa Clara Valley, California is popularly known as Silicon Valley of America because
Options: huge deposits of silicon are found there,    many silicon chip manufacturing firms are located there,    Santa Claus visits it every Christmas,    it is full of large grain sand

Ans:B,B


Electron current is flowing through a conductor in a direction you might describe as straight into this page. What is the direction of the resulting magnetic field?
Options: Clockwise,    Counterclockwise,    Out of this page,    Into this page

Ans:B ,B


For a pure capacitor:
Options: ac current and voltage are exactly in phase,    ac current leads the voltage by 90 degree,    ac current is converted to dc voltage,    ac current lags the voltage by 90 degree

Ans:B ,B


. Which command will you use to transfer a specific file from one disk to another disk?
Options: a. Time b. Diskcopy c. Copy d. Rename

Ans:7 – c ,7 – c


Point out the error in the following program. #include<stdio.h> int main() { fprintf("IndiaBIX"); printf("%.ef", 2.0); return 0; }
Options: Error: unknown value in printf() statement.,    Error: in fprintf() statement.,    No error and prints "IndiaBIX",    No error and prints "2.0"

Ans:B ,B


. A ….allows you to write on screen with a digital pen and convert that writing into characters that the PC can process
Options: a. Monitor RS b. Tablet PC c. Database manager d. Media Center

Ans:7 – b ,7 – b


. How do you rearrange the data in ascending or descending order?
Options: Data, Sort B. Data, Form C. Data, Table D. Data Subtotals

Ans: – A ,


The task(s) of the Lexial analysis phase is/are:
Options: to parse the source program into the basic elements or tokens of the language,    to build a literal table and an identifier table,    to build a uniform symbol table,    All of the above

Ans:D ,D


What is required when more than one person uses a central computer at the same time?
Options: Light pen,    Mouse,    Digitizer,    Terminal

Ans:D ,D


A common boundary between two systems is called
Options: Interdiction,    Interface,    Surface,    None of the above

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


. One computer that is not considered a portable is
Options: A) Minicomputer B) Laptop computer C) Notebook computer D) All of above

Ans:A,A


What command is used with vi editor to search a pattern in the forward direction?
Options: ??,    //,    ?,    /

Ans:D ,D


In SQL, GRANT command is used to
Options: allow user to access databases,    allow user to create databases,    grant system privileges, roles, and object privileges to uses and roles,    choose auditing for specific SQL commands

Ans:C ,C


Which is true for the digital computer?
Options: It is less accurate than the analog computer,    It represents the decimal numbers through a string of binary digits,    It is used primarily in scientific applications,    Both (a) and (c)

Ans:B,B


What port does squid listen, by default?
Options: 4322,    2314,    7334,    3128

Ans:D ,D


The seventh field of /etc/password is
Options: password,    login,    shell,    home

Ans:C ,C


The system/370 assembler language
Options: allows the programmer to write base registers and displacements explicitly in the source program.,    is used to remember which of the general-purpose registers are currently available as base registers, and what base addresses they contain.,    allows multiple programs to reside in separate areas of core at the same time.,    is a term that refers to the control programs of an operating system.

Ans:A ,A


Which access method is used for obtaining a record from a cassette tape?
Options: Direct,    Sequential,    Random,    All of the above

Ans:B ,B


A Decision table
Options: represents the information flow,    documents rules, that select one or more actions, based on one or more conditions, from a set of possible conditions.,    gets an accurate picture of the system,    shows the decision paths

Ans:B ,B


Excel uniquely identifies cells within a worksheet with a cell name
Options: Cell names,Column numbers and row letters,Column letters and row numbers,Cell locator coordinates

Ans:C,Column letters and row numbers


. By default we can save the file in
Options: a. Desktop b. Recycle bin c. My document d. My computer

Ans:7 – c ,7 – c


Which system was developed by Rank-Xeron for use with office computers and other equipment.
Options: UNIX,    ETHERNET,    PC-DOS,    MS-DOS

Ans:B ,B


The basic unit of measurement for resistance is the:
Options: volt,    ampere,    ohm,    watt

Ans:C ,C


The electronic component that has been the key to recent developments in automation is the:
Options: improved vacuum tube,    integrated circuit,    diode,    transistor

Ans:B ,B


. Which of the following is a condensed form of standard generalized markup language?
Options: a. HTML b. XML c. XSD d. XSL

Ans:– b,– b


If a firm wanted to transmit data from 1,000 punched cards to a remote computer, they would use a(n)
Options: POS terminal,    data collection terminal,    batch processing terminal,    intelligent terminal

Ans:C ,C


What is the standard code the computer industry created to represent characters?
Options: DASI,    ASSH,    ASCII,    BASCII

Ans:C ,C


. What is the process of eliminating redundant fields by separating data into tables called?
Options: a. Renormalizations b. Filtering c. Normalization d. Sorting

Ans:4 – c ,4 – c


A programmer would most likely prepare a
Options: general system flowchart,    specific system flowchart,    general program flowchart,    specific program flowchart

Ans:D ,D


An instruction in a programming language that is replaced by a sequence of instructions prior to assembly or compiling is known as
Options: procedure name,    macro,    label,    literal

Ans:B ,B


. A data map is helpful
Options: a. When you have too much data to chart b. To show a geographic distribution of data c. To compare data points d. To show changes in data over time

Ans:– b,– b


. Which of the following best describes the contents of a mail merge main document?
Options: a. Information that is unique for every form letter created b. Information that is same for every form letter created c. Styles and fonts for the data source d. None of above

Ans: – B , – B


Which of the following is not a common configuration used in a DDP system?
Options: star,    ring,    tree,    realtime

Ans:D ,D


. What does the NOW() function return?
Options: a. It returns the serial number of the current date and time b. It returns the serial number of the current date c. It returns the serial number of the current time d. None of the above

Ans:– d,– d

www.000webhost.com