The brain of any computer system is


Options: ALU,    Memory,    CPU,    Control unit

Ans:C,(Canswer






More Computer Fundamental Related questions:


A device mounted on a communication satellite which receives, amplifies and re-transmits signals from earth station is
Options: Track,    Transponder,    Transistor,    Terminal

Ans:B ,B


A 25-pin female connector on the back of your computer will typically be:
Options: Serial port 1,    A parallel port,    Docking,    COM2 port

Ans:B ,B


TCP is:
Options: Operates at the Data Link layer,    Connection orientated and unreliable,    Connection orientated and reliable,    Connectionless and unreliable

Ans:C ,C


Who is called the "grand father" of the computer?
Options: Blaise Pascal,    Charles Babbage,    Joseph Jacquard,    Dr. Herman Hollerith

Ans:B ,B


Which of the following is the fastest?
Options: CPU,    magnetic tapes and disks,    video terminal,    sensors, mechanical controllers

Ans:A,A


Two files may be joined into a third file if
Options: they have a row in common,    they have a field in common,    they have no records with the same value in the common field,    both (b) and (c)

Ans:B ,B


. Comments put in cells are called …..
Options: a. Smart Tip b. Cell Tip c. Web Tip d. Soft Tip

Ans:– b,– b


. Which of the following programming language started from second generation?
Options: A) COBOl B) BASIC C) C D) LISP

Ans:A,A


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


What is the size of the reserved memory area?
Options: 64 kb,    384 kb,    640 kb,    1024 kb

Ans:B ,B


Which file is used to configure which filesystems are mounted?
Options: /etc/mount.sys,    /etc/filesys,    /etc/sysconfig,    /etc/fstab

Ans:D ,D


A number that is used to control the form of another number is known as
Options: Map,    Mask,    Mamtossa,    Marker

Ans:B ,B


If in a computer, 16 bits are used to specify address in a RAM, the number of addresses will be
Options: A) 216 B) 65,536 C) 64K D) Any of the above

Ans:-B,-B


. To create a table in Access
Options: a. Database should be created before create table b. Table can be created using Table Templates c. There must be at least one Primary key in a table d. All of the above

Ans:– d,– d


Trend analysis:
Options: is used only in financial planning,    can improve control system response,    requires a very expensive system to implement,    is a brand new concept

Ans:B ,B


A skills search requires that the employee file be accessible by
Options: employee position,    applicant file,    employee skill category,    employee name

Ans:C ,C


Which of the following is not usually characteristic of upper management decisions?
Options: Decisions require judgment,    Decisions are structured,    Decisions are long range,    Decisions are unpredictable

Ans:D ,D


Ctrl + Q
Options: a. Paragraph formatting (Line Space and Paragraph Space) b. Close Word Application without saving Document c. Print Whole Document without confirmation d. Does nothing

Ans:–  A,–  A


Today’s computer giant IBM was earlier known by different name which was changes in 1924. What was that name?
Options: A) Tabulator Machine Co. B) Computing Tabulating Recording Co. C) The Tabulator Ltd. D) International Computer Ltd.

Ans:-B,-B


An important first step in troubleshooting which component in a laser printer is causing a jam is to:
Options: note where in the paper path the paper stops,    check all voltages,    look up error codes,    turn the printer off, then on again

Ans:A ,A


in which year was UK’s premier computing event called ?The which computer? started?
Options: A) 1980 B) 1985 C) 1986 D) 1987

Ans:-A,-A


What could cause a fixed disk error.
Options: No-CD installed,    bad ram,    slow processor,    Incorrect CMOS settings

Ans:D ,D


. A(n) _____ is a control that, when clicked, executes an action or series of actions.
Options: a. combo box control b. AutoFormat c. Conditional Format d. command button

Ans:0 – d ,0 – d


Which of the following column properties would be used to specify that cells in a column must contain a monetary value?
Options: Null status,    Data type,    Default value,    Data constraints

Ans:B ,B


Error control is needed at the transport layer because of potential errors occurring _____.
Options: from transmission line noise,    in routers,    from out-of-sequence delivery,    from packet losses.

Ans:B ,B


41. How many different documents you can open at one time?
Options: a. No more than three b. Only one c. As many as your computer memory will hold d. As many as your taskbar can display

Ans:– C ,– C


. We can start the application from?
Options: a. Log off b. Network place c. Recycle bin d. Run

Ans:2 – d ,2 – d


Identify the odd term amongst the following group:
Options: Coaxial cable,    Optical fibre,    Twisted pair wire,    Microwaves

Ans:D ,D


Which of the following functions is/ are performed by the loader?
Options: Allocate space in memory for the programs and resolve symbolic references between object decks,    Physically place the machine instructions and data into memory,    Adjust all address dependent locations, such as address constants, to correspond to the allocated space,    All of the above

Ans:D ,D


A technique for processing jobs on a first-come, first-served basis is known as
Options: FAX,    FIFO,    GIGO cable,    Optical mark reader

Ans:B ,B


The number of free electrons and holes in intrinsic semiconductor increases when the temperature
Options: Decreases,    Increases,    Stays the same,    0oC

Ans:B ,B


Which of the following hardware component is the most important to the operation of database management system?
Options: a . high resolution video display b . printer c . high speed, large capacity disk d . plotter

Ans:.c,.c


Which of the following addressing modes, facilitates access to an operand whose location is defined relative to the beginning of the data structure in which it appears?
Options: ascending,    sorting,    index,    indirect

Ans:C ,C


The dispatcher
Options: actually schedules the tasks into the processor,    puts tasks in I/O wait,    is always small and simple,    never changes task priorities

Ans:A ,A


. This database has only one table.
Options: a. relational b. large c. flat-file d. DBMS

Ans:8 – c ,8 – c


Most important advantage of an IC is its
Options: Easy replacement in case of circuit failure,    Extremely high reliability,    Reduced cost,    Low power consumption

Ans:B ,B


How can you apply exactly the same formatting you did to another text?
Options:  A) Copy the text and paste in new location. Then type the new text again., B) Copy the text and click on Paste Special tool on new place, C) Select the text then click on Format Painter and select the new text, D) All of above,

Ans:-C,-C


. Which operating system does not support networking between computers?
Options: a. Windows 3.1 b. Windows 95 c. Windows 2000 d. Windows NT

Ans: a, a


1. Which file in MSDOS contain internal command that are loaded during booting process?
Options: a. Io.sys b. Msdos.sys c. Command.com d. Config.sys

Ans:Correct Answer: c,Correct Answer: c


What do you need to check serial and parallel port?
Options: Port adapter,    Logic probe,    Loopback plug,    All of the above

Ans:C ,C


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


. Easily reloctable language is
Options: A) Machine language B) Assembly language C) High level language D) Medium level language

Ans:B,B


. Which of the following command is used to ask you to confirm that you want to delete the directory?
Options: a. Deltree/f b. Erase *.* c. Deltree *.* d. Del *.*/p

Ans:0 – d ,0 – d


Transmission and presentation of text and graphics is called
Options: Tele-text,    Network,    Telematique,    Video text

Ans:D ,D


Which type of system puts the user into direct conversation with the computer through a keyboard?
Options: Real time processing,    Interactive computer,    Batch processing,    Time sharing

Ans:B,(Banswer


The main function of the dispatcher (the portion of the process scheduler) is
Options: swapping a process to the disk,    assigning ready process to the CPU,    suspending some of the processes when the CPU load is high,    bring processes from the disk to the main memory

Ans:B ,B


Main characteristic of "ring", in Data structure, is
Options: First record points only to the last record,    Last record points to the first record,    Many records point to one record,    Each record points to all other records

Ans:B ,B


. Which is not a valid file system?
Options: a. FAT 16 b. FAT 32 c. NTFS d. FXZ

Ans:5 – d ,5 – d


Which command is used to count just the number of characters in a file?
Options: wc - 1,    wc -c,    wc -w,    wc -r

Ans:B ,B


Resistance is measured in ?
Options: Volts,    Amps,    Watts,    Ohms

Ans:D ,D

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