WAEC - Data Processing (2016)

  • 1
    Who developed the first digital electrical computer?
    Respondre
    (C)
    Mauchly and Eckert
  • 2
    Which generation of computers made use of intergrated circuit?
    Respondre
    (B)
    Third
  • 3
    Which of the following is an alphebetical data?
    Respondre
    (A)
    Bed
  • 4
    The type of data which consist of text, number, audio, graphic and animation is called
    Respondre
    (B)
    multimedia data
  • 5
    Which of the following factors is not considered when classifying computers?
    Respondre
    (A)
    Location
  • 6
    Which of the following is not used for online shopping?
    Respondre
    (D)
    Sim card
  • 7
    Which of the following is a negative impact of ICT in education?
    Respondre
    (A)
    Plagiarism
  • 8
    Which of the following are parts of a computer processor?
    Respondre
    (B)
    Control unit and ALU
  • 9
    Data gathering involves the following means except 
    Respondre
    (B)
    voting process
  • 10
    Two computers, X and Y are such that the processor in X has a word size of 32 bits while that of Y is 16bits. Which of the following statement is true?
    Respondre
    (C)
    X can process two times as much data as Y at the same time.
  • 11
    The television set deisplays information as 
    Respondre
    (D)
    audio-visual signals
  • 12
    Which of the following is not an ancient medium for transmitting information?
    Respondre
    (C)
    Telephone
  • 13
    A server is a computer that provides services to other computers called
    Respondre
    (A)
    Clients
  • 14
    The rules for exchanging data on a network are known as 
    Respondre
    (C)
    protocol
  • 15
    A search engine is a?
    Respondre
    (D)
    tool that searches the web
  • 16
    The feature in a browser which enables users to open the latest copy of a webpage is
    Respondre
    (A)
    Refresh
  • 17
    An operating system will perform the following except
    Respondre
    (D)
    protection from surge
  • 18
    A Microsoft Office application suites include all the following except
    Respondre
    (C)
    CorelDraw
  • 19
    Which of the following is not a feature of the drawing tool bar?
    Respondre
    (C)
    Drop Cap
  • 20

    The MS Excel worksheet below shows the salary distribution for four staff in a company. The net salary is paid after deductions have been made. 

    S/N A B C D E
    1 IDENTIFICATION NUMBER BASIC SALARY (N) TOTAL ALLOWANCE (N) TOTAL DEDUCTION (N) NET SALARY (N)
    2 LP/p/1202 22000 29000 7000 44000
    3 L/P/1250 26000 35000 9000 52000
    4 L/P/3205 15000 21000 6000 30000
    5 L/P/3215 33000 41000 8000 66000

    Which of the following cells contain numeric data?

    Respondre
    (C)
    C3
  • 21

    The MS Excel worksheet below shows the salary distribution for four staff  of a company. The net salary is paid after deductions have been made.

    S/N A B C D E
    1 IDENTIFICATION NUMBER BASIC SALARY (N) TOTAL ALLOWANCE (N) TOTAL DEDUCTION (N) NET SALARY (N)
    2 LP/p/1202 22000 29000 7000 44000
    3 L/P/1250 26000 35000 9000 52000
    4 L/P/3205 15000 21000 6000 30000
    5 L/P/3215 33000 41000 8000 66000

    Which of the following for mulas would be used to obtain the value in cell E2?

    Respondre
    (A)
    = B2 + C2 - D2
  • 22
    In Database Management System (DBMS), linking entities is used to represent?
    Respondre
    (C)
    Relationships
  • 23
    A data element that uniquely identifies one record from the other in a table is the
    Respondre
    (D)
    primary key
  • 24
    In MS PowerPoint presentation, the special effects that control the order in which objects enter a slide and their manner of appearance is
    Respondre
    (D)
    Animation
  • 25
    Which of these packages could be used by a Data processing teacher to design a website for a school 
    Respondre
    (A)
    Front Page
  • 26
    In graphic packages, the process of removing unwanted part of an image is known as 
    Respondre
    (D)
    cropping
  • 27
    Routine checks operations on computers in order to ensure its continuous functioning is known as computer
    Respondre
    (C)
    maintenance
  • 28
    The perfomance of the computer can be enhanced by 
    Respondre
    (D)
    increasing the memory size
  • 29
    The moral principles that regulates the use of computers, its accessories and environment are called
    Respondre
    (A)
    ethics
  • 30
    A technician can protect itself from electronic discharge by using
    Respondre
    (A)
    wrist strap
  • 31
    Which of the following operations prevent file loss?
    Respondre
    (A)
    File backup
  • 32
    Acomputer pofessional who studies an existing system with a view to evolving a computer based system from it is
    Respondre
    (A)
    system analyst
  • 33
    Computer virus cannot be transmitted by 
    Respondre
    (D)
    typing of keyboard
  • 34
    A program designed to detect and prevent malicious programs from a computer system is
    Respondre
    (D)
    firewall
  • 35
    In relational model, a tuple is a?
    Respondre
    (C)
    row of a table