What type of magnetic material is normally used in bubble memories?


Options: Magnetic core,    Cobalt,    Garnet,    Metallic

Ans:C,C






More Computer Fundamental Related questions:


You type show running-config and get this output: [output cut] Line console 0 Exec-timeout 1 35 Password BIXPASSWD Login [output cut] What do the two numbers following the exec-timeout command mean?
Options: If no command has been typed in 35 seconds, the console connection will be closed.,    If no router activity has been detected in 1 hour and 35 minutes, the console will be locked out.,    If no commands have been typed in 1 minute and 35 seconds, the console connection will be closed.,    If you're connected to the router by a Telnet connection, input must be detected within 1 minute and 35 seconds or the connection will be closed.

Ans:C ,C


The binary equivalent of the Octal number 13.54 is
Options: 1011.1011,    1101.1110,    1001.1110,    All of the above

Ans:A ,A


Which of the following summation operation is performed on the bits to check an error-detecting code?
Options: Codec,    Coder-decoder,    Checksum,    Attenuation

Ans:C ,C


Which one of the following phrases most accurately describes a purely capacitive circuit?
Options: Resistances provide the only opposition to current flow,    Capacitive reactance provides the only opposition to current flow,    The ac voltage leads the current by 90 degree,    Combinations of resistance and capacitive reactance provide any opposition to current flow

Ans:B ,B


Which of the following digits are known as the sub-address digits (for use by the user) of the Network User Address (NUA)?
Options: 5-7,    1-4,    8-12,    13-14

Ans:D ,D


When MS-DOS formats a disk, it automatically creates the main directory on your disk, which is called the _____ directory.
Options: main,    root,    area,    border

Ans:B ,B


Web servers should be configured in which of the following ways?
Options: unauthorized access is restricted.,    unauthorized access is unrestricted.,    unauthorized access is impossible.,    unauthorized access is possible.

Ans:A ,A


Timing using a TM990 micro¬computer:
Options: require an external timer added by the user,    is available on the standard CPU board,    can be handled in software,    both (b) and (c)

Ans:D ,D


Which of the following is a disadvantage of replication?
Options: Reduced network traffic,    If the database fails at one site, a copy can be located at another site.,    Each site must have the same storage capacity.,    Each transaction may proceed without coordination across the network.

Ans:C ,C


A semi-continuous operation means:
Options: the operation is continuous each shift, but stops between shifts,    coffee breaks are allowed for the operator,    a computer is a required part of the machine,    each operation in a sequence is continuous, but subsequent operations in the sequence may be different.

Ans:D ,D


.   Which type of font is best suitable for large amount of text?
Options: a. serif fonts b. sans serif fonts c. text fonts d. picture fonts

Ans:4 – A ,4 – A


Which part of the laser printer should NOT be exposed to sunlight?
Options: Transfer corona assembly,    PC drum,    Primary corona wire,    Toner cartridge

Ans:B ,B


. Which is an example of a function?
Options: a. =add(A1:A2) b. =A1+A2 c. =SUM(A1:A2) d. A1+A2

Ans:– c,– c


A foreign key is which of the following?
Options: Any attribute,    The same thing as a primary key,    An attribute that serves as the primary key of another relation,    An attribute that serves no purpose

Ans:C ,C


. High level language is also called
Options: A) Problem oriented language B) Business oriented language C) Mathematically oriented language D) All of the above

Ans:D,D


Modulation in which the two binary values are represented by two different amplitudes of the carrier frequency is known as
Options: Amplitude-shift keying,    Amplitude,    Amplitude modulation,    Aloha

Ans:A ,A


A required characteristic of an online real-time system is:
Options: more than one CPU,    offline batch processing,    no delay in processing,    All of the above

Ans:C ,C


Without using the mouse or the arrow keys, what is the fastest way of getting to cell A1 in a spreadsheet?
Options: a. Press Ctrl +Home b. Press Home c. Press Shift + Home d. Press Alt + Home

Ans:#8211; a,#8211; a


Which of the following terms applies to communication between separate computer systems?
Options: Computer literacy,    Power supply,    Applications software,    Connectivity

Ans:D ,D


Computer is free from tiresome and boardoom. We call it
Options: A) Accuracy B) Reliability C) Diligence D) Versatility

Ans:-C,-C


“Ctrl + Up Arrow” is used to
Options: a. Moves the cursor one page up b. Moves the cursor one line up c. Moves the cursor one screen up d. Moves the cursor one paragraph up

Ans:–  D,–  D


For every relationship, how many possible sets of minimum cardinalities are there?
Options: Two,    Three,    Four,    Six

Ans:C ,C


Instructions and memory address are represented by
Options: A) Character code B) Binary codes C) Binary word D) Parity bit

Ans:-B,-B


Most AC power is obtained from:
Options: generators,    batteries,    oscillators,    lightning

Ans:C ,C


. To display a shortcut menu for an object you use
Options: a. Click the object b. Right click the object c. Point the object and press Ctrl+P d. Touch the object on the screen with your finger

Ans:8 – b ,8 – b


What is the name given to the 8-bit unit used for coding data?
Options: block of characters,    byte,    word,    K

Ans:B ,B


. Where can you find the undo command in Access?
Options: a. Office button b. Home command tab c. Status bar d. Quick Access toolbar

Ans:5 – d ,5 – d


A large number of computers in a wide geographical area can be efficiently connected using
Options: Twisted pair lines,    Coaxial cables,    Communications satellites,    All of the above

Ans:C ,C


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

Ans:A,(Aanswer


Which computer was considered the first electronic computer until 1973 when court invalidated the patent?
Options: A) ENIAC B) MARK I C) Z3 D) ABC

Ans:-A,-A


. Any and every command can be found on the
Options: a. Drawing toolbar b. Formatting toolbar c. Standard toolbar d. Menu bar

Ans:1 – D ,1 – D


What is the output of the program? #include<stdio.h> int main() { union a { int i; char ch[2]; }; union a u; u.ch[0] = 3; u.ch[1] = 2; printf("%d, %d, %d\n", u.ch[0], u.ch[1], u.i); return 0; }
Options: 3, 2, 515,    515, 2, 3,    3, 2, 5,    None of these

Ans:A ,A


The startup routine runs, when machine boots up is known as
Options: a.POST b. BOOT up c. Operating Routine d. I/O operation

Ans:1  b.       ,1  b.      


The output of a thermocouple is:
Options: a capacitance,    a resistance,    a current,    a voltage

Ans:D ,D


The complexity of the average case of an algorithm is
Options: a. Much more complicated to analyze than that of worst case b. Much more simpler to analyze than that of worst case c. Sometimes more complicated and some other times simpler than that of worst case d. None or above  

Ans:a,a


A report generated by a reporting system is delivered to the appropriate users via a user-accessed Web site. This system uses which of the following report modes?
Options: Push,    Pull,    RFM,    OLAP

Ans:B ,B


. … controls the way in which the computer system functions and provides a means by which users can interact with the computer
Options: a. The platform b. The operating system c. Application software d. The motherboard

Ans:1 – b ,1 – b


. Which command brings you to the first slide in your presentation?
Options: a. Next slide button b. Page up c. Ctrl + home d. Ctrl + end

Ans:5 – C ,5 – C


. What is the use of Notes in slides?
Options: a. It will be displays at the time of Slide Presentation b. This is just Note about the slide c. This is just for printing purpose only d. Notes cannot be inserted in Slides

Ans:0 – B ,0 – B


Entities can be associated with one another in which of the following?
Options: Entities,    Attributes,    Identifiers,    Relationships

Ans:D ,D


. For _________ data to be useful, both the sender and the receiver need to be able to read and use the data.
Options: a. standardized b. fixed c. delimited d. shared

Ans:2 – d ,2 – d


Which key do you press to check spelling?
Options: F3 B. F5 C. F7 D. F9

Ans:– C ,


In the graphical model of linear programming the region defined by the constraints and the non-negative restrictions is the:
Options: non-negativity restrictions,    objective function,    feasible solution region,    constraints

Ans:C ,C


What will be the output of the program ? #include<stdio.h> int main() { union var { int a, b; }; union var v; v.a=10; v.b=20; printf("%d\n", v.a); return 0; }
Options: 10,    20,    30,    0

Ans:B ,B


.    Which command is used to display all the files having the (.exe) extension but different filename?
Options: a.    Dir filename.* b.    Dir filename.ext c.    Dir *.sys d.    Dir *.ext

Ans:.a,Correct Answer: d. Dir *.ext


In which way(s) a macro processor for assembly language can be implemented:
Options: independent two-pass processor,    independent one-pass processor,    processor incorporated into pass 1 of a standard two-pass assembler,    all of the above

Ans:D ,D


Computing systems most often facilitate planning because they:
Options: make it possible to take into account many possibilities in an uncertain situation,    make it possible to solve complex problems,    enable an appropriate data processing system to provide answers quickly,    All of the above

Ans:A ,A


Flexible manufacturing allows for:
Options: factory management,    automated design,    tool design and tool production,    quick and inexpensive product changes

Ans:D ,D


System Implementation Phase entails
Options: System check outs,    Pilot run,    Parallel runs,    All of the above

Ans:A ,A


Which one of the following statements applies to common, non-rechargeable flashlight batteries?
Options: Common flashlight batteries are secondary wet-cell batteries,    Common flashlight batteries are primary wet-cell batteries,    Common flashlight batteries are primary dry-cell batteries,    Common flashlight batteries are secondary dry-cell batteries

Ans:C ,C

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