WAEC - Data Processing (2015)

• 1

  Which of the following persons invented the punch card machine?

  回答

  (D)

  Dr. Herman Hollerith
• 2

  Convert \(47_8\) to its binary equivalent.

  回答

  (A)

  100111\(_2\)
• 3

  The operation of checking input data against specified criteria is referred to as.

  回答

  (B)

  data validation
• 4

  Which of the following is not a source of data collection.

  回答

  (D)

  classification
• 5

  Which of the following is true about digital computers.

  回答

  (C)

  they represent numbers through a string of binary digits.
• 6

  Facebook, Twitter and WhatsApp are examples of

  回答

  (A)

  social media
• 7

  Which of the following is not an application of computers?

  回答

  (A)

  bank notes counter
• 8

  Which of the following is secondary storage device.

  回答

  (C)

  floppy disk
• 9

  Information analysis procedures includes the following except

  回答

  (C)

  interpret and conclude
• 10

  The advantages of electronic data processing includes the following except

  回答

  (B)

  hacking
• 11

  Which of the following is not a transmission medium?

  回答

  (D)

  modem
• 12

  Information transmission by television is classified as

  回答

  (A)

  multimedia transmission
• 13

  Which of the following are the basic components of a computer network? I. A minimum of two computers II. Printers III. Network interface card.

  回答

  (B)

  I and III
• 14

  Social networking does not promote.

  回答

  (D)

  e-payment
• 15

  Companies that provide internet access are referred to as

  回答

  (C)

  internet service providers
• 16

  While typing a MS word document, Akin inserted footer in the document in order to 

  回答

  (C)

  insert page numbers
• 17

  The spreadsheet symbol used to convert a number to a label is

  回答

  (D)

  apostrophe sign (')
• 18

  In spreadsheets, data would not be accepted into a cell by pressing the.

  回答

  (C)

  Esc key
• 19

  A field in a database table is also known as 

  回答

  (C)

  attribute
• 20

  The property of a system software that enables it to execute more than one program at a time is referred to as 

  回答

  (C)

  multitasking
• 21

  Which of these operations would not close MS word application?

  回答

  (D)

  selecting the close from the file menu drop down dialogue box
• 22

  The feature in a database application that acts as an interface between the user and the database is called a?

  回答

  (A)

  query
• 23

  Planning and creating websites are stages in?

  回答

  (C)

  web design
• 24

  The type of data entered into a table in database follow a set of rules known as?

  回答

  (C)

  algorithms
• 25

  Which of the following drawing tools would create special effects for texts?

  回答

  (D)

  Word Art
• 26

  The study of the effect of interaction between the computer and human users is referred to as computer

  回答

  (A)

  ergonomy
• 27

  In MS Powerpoint, the action of holding down the left mouse key and moving the mouse around the slide would

  回答

  (B)

  drag an item
• 28

  A file kept in case of an accident or natural disaster is called

  回答

  (C)

  back-up
• 29

  Which of the following is not a preventive maintenance measure?

  回答

  (D)

  data recovery
• 30

  Which of the following is not a safety equipment in a computer laboratory?

  回答

  (B)

  metal detector
• 31

  Which of the following is not a computer professional?

  回答

  (D)

  File Manager
• 32

  The following are desturctive software except 

  回答

  (A)

  drivers
• 33

  The type of file organisation in a DVD-ROM is?

  回答

  (A)

  direct access
• 34

  Which of these measures would not secure data in database?

  回答

  (B)

  Data integration
• 35

  

  The diagram illustrates the relationship between two tables in a database.

  The student ID in Tables II is referred to as 

  回答

  (B)

  foriegn key