Computer Past Questions And Answers
In a database, a primary key is a field which contains?
- A. text only
- B. unique entries
- C. duplicate values
- D. numeric value only.
The java interpreter translates a java program from ____________ to machine language.
- A. nibble
- B. bit
- C. byte code
- D. high level language
A major function of system software is_________?
- A. Collection of Files
- B. Translation of machine language into machine code
- C. File management
- D. Arrangement of files in ascending order
(a) What is a register?
(b) List two types of register.
(c) State three functions of registers.
(d) Outline three differences between a register and main memory.
View Discussion (0)WAEC 2018 THEORYDestruction of files for malicious reasons such as access by fraudulent people is classified as being
- A. modified
- B. accessed
- C. destroyed
- D. unauthorized access
Computers are classified using the following criteria except?
- A. cost and portability.
- B. data representation and purpose.
- C. size and speed.
- D. speed and storage.
The major components of a computer system are?
- A. fimware and humanware
- B. hardware and firmware
- C. hardware and software
- D. software and firmware
The communication of knowledge, concepts and ideas is referred to as?
- A. information processing.
- B. information transmission.
- C. telecasting.
- D. webcasting.
Which type of network can span several building, but is usually less than 30 square miles big?
- A. CAN
- B. LAN
- C. MAN
- D. WAN
Sorting of records is sufficient and a necessary condition for creating?
- A. random file
- B. indirect file
- C. sequential file
- D. indexed sequential file.