Which number system is usually followed in a typical 32-bit computer?


Options:  2 B.  10      C.  16 D.  32

Ans:– A ,


Description: mcqquestions

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

Hits Today: 5366 | 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:


What X-based tool is available for configuring the X Window system?
Options: XConfigurator,    XF86Setup,    xf86config,    All of the above

Ans:B ,B


MODULA is a
Options: Programming language,    Low-level language,    Assembly language,    Machine language

Ans:A ,A


Computer information systems are most successful in providing information for:
Options: control decisions,    planning decisions,    strategic decisions,    nonprogrammable decisions

Ans:A ,A


What is the output of the program #include<stdio.h> int main() { struct emp { char name[20]; int age; float sal; }; struct emp e = {"Tiger"}; printf("%d, %f\n", e.age, e.sal); return 0; }
Options: 0, 0.000000,    Garbage values,    Error,    None of above

Ans:A ,A


The macro processor must perform
Options: recognize macro definitions and macro calls,    save the macro definitions,    expand macro calls and substitute arguments,    All of the above

Ans:D ,D


Point out the error in the following program. #include<stdio.h> #include<stdarg.h> void display(char *s, ...); void show(char *t, ...); int main() { display("Hello", 4, 12, 13, 14, 44); return 0; } void display(char *s, ...) { show(s, ...); } void show(char *t, ...) { int a; va_list ptr; va_start(ptr, s); a = va_arg(ptr, int); printf("%f", a); }
Options: Error: invalid function display() call,    Error: invalid function show() call,    No error,    Error: Rvalue required for t

Ans:B ,B


. If particular workbook have to open each time Excel started, where that workbook should be placed?
Options: a. AUTOEXEC Folder b. AUTOSTART Folder c. EXCELSTART Folder d. XLSTART Folder

Ans:– d,– d


A standard tape recorder used to save or load computer information is known as
Options: Magnetic tape,    Cassette drive,    Punched paper tape,    Card punch

Ans:B ,B


. What does Belady’s Anomaly related to?
Options: a. Page Replacement Algorithm b. Memory Management Algorithm c. Deadlock Prevention Algorithm d. Disk Scheduling Algorithm

Ans:6 – a ,6 – a


Want a PowerPoint photo album slide show to play continuously?
Options: a. Use random slide transitions b. Launch an online broadcast c. Loop continuously d. All of the above

Ans: – A , – A


Binary search algorithm can not be applied to
Options: a. sorted linked list b. sorted binary trees c. sorted linear array d. pointer array  

Ans:a,a


When a group of computers is connected together in a small area without the help of telephone lines, it is called
Options: Remote communication network (RCN),    Local area network(LAN),    Wide area network (WAN),    Value added network (VAN)

Ans:B ,B


In comparison with static RAM memory, the dynamic RAM memory has
Options: lower bit density and higher power consumption,    higher bit density and higher power consumption,    lower bit density and lower power consumption,    higher bit density and lower power consumption

Ans:D,D


The word processing task associated with changing the appearance of a document is
Options: A) Editing B) Writing C) Formatting D) All of above

Ans:-C,-C


. Which of the following is correct acronym of VGA?
Options: A) Video Graphics Array B) Visual Graphics Array C) Volatile Graphics Array D) Video Graphics Adapter

Ans:A,A


Which one of the following sorts rows in SQL?
Options: SORT BY,    ALIGN BY,    ORDER BY,    GROUP BY

Ans:C ,C


Which command is used to copy all files having the string chap and any two characters after that to the progs directory?
Options: cp chap?? progs,    cp chap* progs,    cp chap[12] /progs/*.*,    cp chap?? /progs/*

Ans:A ,A


Which of the following device cannot be shared in Network?
Options: CD Drive B. Printer C. Mouse D. Hard Disk

Ans:– C ,


In simplex transmission
Options: Data format is simple,    Data transmission is one way,    Data can be transmitted to small distances only,    All of the above

Ans:B,B


An encoder:
Options: is used to send telegraph signals,    converts an input to a binary number,    converts a binary number to a decimal number.,    can have only four keys

Ans:B ,B


A Dumb terminal has
Options: Processor and Keyboard B. Processor and Hard Disk C. Keyboard and Hard Disk D. Keyboard and Screen

Ans:– D ,


Which of the following products was the first to implement true relational algebra in a PC DBMS?
Options: IDMS,    Oracle,    dBase-II,    R:base

Ans:D ,D


. An error in software or hardware is called a bug. What is the alternative computer jargon for it?
Options: A) Leech B) Squid C) Slug D) Glitch

Ans:D,D


What command is used to list contents of directories?
Options: tar,    dir,    lp,    ls

Ans:D ,D


The special shell variable $* is used
Options: to exit status of ast command executed.,    to process number of the current shell,    to list the positional parameters,    to name the command being executed

Ans:C ,C


A factor which would strongly influence a businessperson to adopt a computer is its:
Options: Accuracy,    Reliability,    Speed,    All of the above

Ans:D ,D


If the values Earliest time and Latest time of an event are not equal then such events are referred to as:
Options: critical,    optimum,    non-critical,    All of the above

Ans:C ,C


Which of the following is not a type of page margin?
Options:  A) Left, B) Right, C) Center, D) Top, 

Ans:-C,-C


Which of the following is a wrong example of network layer:
Options: Internet Protocol (IP) ARPANET,    X. 25 Packet Level Protocol (PLP) - ISO,    Source routing and Domain naming - Usenet,    X.25 level 2 - ISO

Ans:D ,D


Which command would you place on interface connected to the Internet?
Options: ip nat inside,    ip nat outside,    ip outside global,    ip inside local

Ans:B ,B


A mouse device may be:
Options: electro-chemical,    mechanical,    optical,    both b and c

Ans:D ,D


What is the name of the logic circuit which can add two binary digits?
Options: Full adder,    Half adder,    Buffer,    Register

Ans:B ,B


The ODBC core API consists of which of the following functions?
Options: Commit or rollback transactions only,    Connect to data sources with driver-specific information only,    Connect to data sources only,    Both 1 and 3 above are in the OBDC core API.

Ans:D ,D


Cascade delete option
Options: a. is used to delete all the records of all tables in a database b. will repeat the recent delete operation to all the records of current table c. is available in Edit relationship dialog box which makes sure that all the related records will be deleted automatically when the record from parent table is deleted d. None of above

Ans:dash; c,dash; c


Which of the following is true concerning an ODBMS?
Options: They have the ability to store complex data types on the Web.,    They are overtaking RDBMS for all applications.,    They are most useful for traditional, two-dimensional database table applications.,    All of the above.

Ans:A ,A


What command is used to assign executable permission to the owner of the file named "letter"?
Options: chmod ugo + x letter,    chmod u + x letter,    chmod u + w letter,    chmod g + x letter

Ans:B ,B


“Ctrl + PageDown” is used to
Options: a. Moves the cursor one Paragraph Down b. Moves the cursor one Page Down c. Moves the cursor one Line Down d. Moves the cursor one Screen Down

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


. What will be the output of command prompt $l$p$g
Options: a. C:/> b. <C:> c. C:<> d. None of above

Ans:8 – b ,8 – b


What is a compiler?
Options:  A compiler does a conversion line by line as the program is run B.  A compiler converts the whole of a higher level program code into machine code in one step C.  A compiler is a general purpose language providing very efficient execution D.  None of the above

Ans:– B ,


The equivalent of 1 micro A is:
Options: 10000A,    1000 A,    one-millionth of an ampere,    one million amperes

Ans:C ,C


. The memory which is programmed at the time it is manufactured
Options: A) ROM B) RAM C) PROM D) EPROM

Ans:5-C,5-C


. UNIX operating system is a(n)
Options: a. Time sharing operating system b. Multi-user operating system c. Multi-tasking operating system d. All of the above

Ans:2 – d ,2 – d


. The proper definition of a modern digital computer is
Options: A) An electronic automated machine that can solve problems involving words and numbers B) A more sophistic and modified electronic pocket calculator C) Any machine that can perform mathematical operations D) A machine that works on binary code

Ans:5-A,5-A


Which of the following is a secondary memory device?
Options: Keyboard,    Disk,    ALU,    All of the above

Ans:B ,B


An assembly language instruction:
Options: is written in ones and zeros,    corresponds to one computer operation,    does not require knowledge of the computer design,    All of the above

Ans:B ,B


Computer Operators
Options: Write computer programs for specific problems,    Operate the devices which input and output data from the computer,    Normally require a college degree in computer science,    All of the above

Ans:B,B


The Turnaround is
Options: the elapsed time between the receipt of the input and the availability of the output,    a group of related fields,    the key information of programming,    a program statement that violates one or more rules of the language in which it is written

Ans:A ,A


The database language that allows you to access or maintain data in a database
Options: a. DCL b. DML c. DDL d. None of above

Ans:ndash; b,ndash; b


Any data that are entered into the computer, for the first time, will go through the process of
Options: System testing,    Sequential testing,    String testing,    Validation

Ans:D ,D

www.000webhost.com