Window Operating System

For the purposes of defining data needs, a responsibility area is:

• (A) Genetics
• (B) Personnel
• (C) Molecular biology
• (D) Biochemistry

Coded entries which are used to gain access to a computer system are called:

• (A) Entry codes
• (B) Security commands
• (C) Code word’s
• (D) Passwords

The computer device primarily used to provide hard-copy is the:

• (A) Line printer
• (B) Diskless computers
• (C) Dedicated computer
• (D) General computer

Average access time in the magnetic disk is of the order of:

• (A) 50 microseconds
• (B) 50 seconds
• (C) 50 nanoseconds
• (D) 50 milliseconds

Computer operators:

• (A) Writes computer programs for specific problems
• (B) operate the device which input and output data from the computer
• (C) Normally require a college degree in computer science
• (D) all of the above

A computer programmer:

• (A) Dies all the thinking for a compute
• (B) Can enter input data quickly
• (C) Can operate all types of computer equipment
• (D) Can draw only flowchart

CD-ROM:

• (A) Is a semiconductor memory
• (B) Memory registers
• (C) Magnetic memory
• (D) None

Which of the following is not a primary storage device?

• (A) Magnetic tape
• (B) Magnetic disk
• (C) Optical disk
• (D) None

A name or number used to identify a storage location is called:

• (A) A byte
• (B) A record
• (C) An address
• (D) All of these

Which of the following is a secondary memory device?

• (A) Keyboard
• (B) Disk
• (C) ALU
• (D) All of these