Selected MCQ

Current Question
Which of the following is a component of data integrity?
  • A. Accuracy
  • B. Complexity
  • C. Ambiguity
  • D. Redundancy
Correct Answer: A
Explanation:
Accuracy is a key component of data integrity.
Related Question 1
Which of the following does not store data permanently?
  • A. ROM
  • B. RAM
  • C. Floppy Disk
  • D. Hard Disk
Correct Answer: B
Explanation:
RAM is volatile memory and loses its content when power is removed.
Related Question 2
In MS Access, which of the following data types allows alphanumeric characters and special symbols?
  • A. Text
  • B. Memo
  • C. Auto number
  • D. None of these
Correct Answer: A
Explanation:
The Text data type (Short Text) supports alphanumeric characters and special symbols up to 255 characters.
Related Question 3
Which of the following is not a valid data type in MS Access?
  • A. Text
  • B. Picture
  • C. Numeric
  • D. Time
Correct Answer: B
Explanation:
“Picture” is not a native data type in MS Access (use OLE Object or Attachment instead).
Related Question 4
Which of the following functions in Microsoft Excel counts the number of cells with numerical data in the argument?
  • A. COUNT
  • B. AVERAGE
  • C. SUM
  • D. MAX
Correct Answer: A
Explanation:
COUNT tallies only numeric cells.
Related Question 5
Which of the following methods cannot be used to enter data in an MS Excel cell?
  • A. Pressing the Esc key
  • B. Clicking the formula bar
  • C. Pressing an arrow key
  • D. Pressing the Tab key
Correct Answer: A
Explanation:
Esc cancels editing; the other keys confirm or move after entry.